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Professor Dr. Loutfy H . Madkour
  • Chemistry Department, Faculty of Science and Arts, Al Baha University, Baljarashi 65635, Saudi Arabia
    E-mail address: loutfy_madkour@yahoo.com; lha.madkour@gmail.com; lmadkour@bu.edu.sa
  • +966533899075
Prof. Loutfy H. Madkour  is a Full Professor of Physical chemistry and Nanoscience at Tanta University (Egypt) and Al Baha University (Saudi Arabia).He is a contributing Researcher and Editor to Chemistry World. He has more than 20 years... more
Prof. Loutfy H. Madkour  is a Full Professor of Physical chemistry and Nanoscience at Tanta University (Egypt) and Al Baha University (Saudi Arabia).He is a contributing Researcher and Editor to Chemistry World. He has more than 20 years of experience in science: research, writing and editing in condensed-matter, Corrosion Science and Advanced Structured Materials relating to Nanoscience, Nanomaterials, Technology/Nanotechnology/Biotechnology, Cancer Nanomedicine, and  Drug Delivery. He received his BSc, MSc, and PhD in Physical Chemistry from the Cairo, Minia, and Tanta Universities in Egypt, respectively. (h-index 24, Scopus Author ID: 57201889680, 2145 citations).  He has conducted a series of studies in various areas of the field of Physical chemistry: electrochemistry, electroanalytical chemistry, corrosion science, density functional theory (DFT), molecular dynamic simulation, quantum chemistry, theoretical chemistry, chemical equalization principles, nanoscience, nanotechnology, nanomedicine, nanotoxicology, electrometallurgy, analytical chemistry, polarography, electrolytic extraction of heavy metals from natural ores and deposits, electrochemical thermodynamics, and environmental chemistry. His earlier research included the biosynthesis of metallic nanoparticles (MNPs) as well as toxicology studies for pharmacological applications in nanomedicine and therapy. He has published 200 peer-reviewed original research articles, 26 review articles, 5 book chapters and 11 books in the area of physical and environmental chemistry, advanced structural nanomaterials, corrosion science, nanoelectronics materials, cancer nanomedicine, drug delivery and nanotoxicology. He holds a number of different positions at universities in Egypt, Kuwait, Yemen, and Saudi Arabia.Prof. Madkour is appointed as the prestigious Editorial Board member of several international journals. His name has been listed in the top 2% of the most distinguished and influential scientists globally according to the ranking and database of Stanford American University of Scientists globally in (2022). He obtained Award: ISAO in the year (2022): "Lifetime Achievement Award" in the International Scientist Awards on Engineering, Science and Medicine. He obtained Awards: ISAO in the years (2022, 2021 and 2020): "Distinguished Scientist Award" in the International Research Awards on Science, Technology, and Management.He is an editorial board member of several international journals, including International Journal of Industrial Chemistry (IJIC-Springer), International Journal of Ground Sediment & Water, Global Drugs and Therapeutics, Chronicles of Pharmaceutical Science, Journal of Targeted Drug Delivery, UPI Journal of Pharmaceutical, Medical and Health Sciences, Global Journal of Nanomedicine, Clinical Pharmacology and Toxicology Research, Journal of Pharmacology & Pharmaceutical Research, LOJ Pharmacology & Clinical Research, CPQ Medicine, Pharmaceutical Sciences & Analytical Research Journal, Japan Journal of Research, Organic & Medicinal Chemistry International Journal, Nanotechnology & Applications, Materials Science Journal, Journal of Chemical Science and Chemical Engineering, United Journal of Nanotechnology and Medicine, Clinical Practice (Therapy), Journal of Materials New Horizons, Journal of Radiology and Medical Imaging (MedDocs Publishers), World Journal of Pharmacy and Pharmaceutical Sciences, Journal of Material Science and Technology Research, Ecronicon: EC Clinical & Medical Case Reports (ECCMC), Medical Research and Health Sciences, and Acta Scientific Women's Health Journal, PHARMACOGNOSY Journal, Journal of Community Medicine and Health Care Management, Environmental Degradation of Materials of Frontiers in Materials, Journal of Cancer Therapy and Research, Journal of Materials and Polymer Science, Journal of Clinical and Biomedical Investigation, Radiology & Imaging Journal, International Journal in Pharmaceutical Sciences (IJPS), EC Clinical and Medical Case Reports, BOHR International Journal of Pharmaceutical Studies (BIJOPS), General medicine and Clinical Practice, Journal of Gastroenterology Hepatology and Digestive Disorders, International Journal of Organic and Inorganic Chemistry, ACTA SCIENTIFIC PHARMACEUTICAL SCIENCES, Medvix publications LLC, International Journal of Cardiology Research & Reviews, International Journal of Nursing Care and Research and International Journal of Medical Science and Clinical Invention (IJMSCI) and He has been uploaded as an esteemed member of the Editorial Board at   Universal Library of Chemistry. https://ulopenaccess.com/ulpages/editorialboardUlche

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● Loutfy H. Madkour
Prof. Loutfy H. Madkour: Professor of Physical chemistry, Nanoscience and Nanotechnology
Chemistry Department, Faculty of Science, Tanta University, 31527, Tanta, Egypt
E-mail address: loutfy_madkour@yahoo.com & lha.madkour@gmail.com
Tel. +201026724286 (Egypt) & +20403355352     
Fullerene molecules are composed entirely of carbon, in the form of a hollow sphere, ellipsoid, or tube. Fullerenes in the cylindrical form are called carbon nanotubes (CNTs) or buckytubes and fullerenes in the spherical form are referred... more
Fullerene molecules are composed entirely of carbon, in the form of a hollow sphere, ellipsoid, or tube. Fullerenes in the cylindrical form are called carbon nanotubes (CNTs) or buckytubes and fullerenes in the spherical form are referred to as buckyballs. Fullerenes have attracted considerable attention in different fields of science since. Their unique carbon cage structure coupled with immense scope for derivatization makes them a potential therapeutic agent. The fullerenes can be utilized in organic photovoltaic (OPV), portable power, medical purpose, antioxidants, and biopharmaceuticals and dentistry. Recently, fullerene-C60 contributed greatly to the field of biosensing and bio-nanotechnology. Fullerene allows its wide use for designing the highly sensitive chemical/biosensors. Fullerene is not dangerous to biological systems. Fullerene, as the first symmetric nanostructure in the carbon nanomaterials family, opened up new perspectives in nanomaterials field leading to discovery and research on other symmetric carbon nanomaterials.
Successful deployment of carbon nanocomposites in many applications, such as sensing, energy storage, and catalysis, relies on the selection, synthesis, and tailoring of the surface properties. Carbon nanotubes, due to their large surface... more
Successful deployment of carbon nanocomposites in many applications, such as sensing, energy storage, and catalysis, relies on the selection, synthesis, and tailoring of the surface properties. Carbon nanotubes, due to their large surface areas, unique surface properties, and needle-like shape, can deliver a lot of therapeutic agents, including DNA, siRNAs and proteins to the target disease sites. Carbon nanotubes can be readily excreted through the renal route by means of degradation through myeloperoxidase enzyme. Nanotubes are categorized as single-walled carbon nanotubes and multiple walled carbon nanotubes. Theirs advances have been made in the delivery of anticancer, anti-inflammatory drugs, bioactive molecules, and proteins. Drugs and biomolecules can be loaded in carbon nanotubes, which can then be utilized as targeted molecules. Recently, carbon nanocomposites have attracted a lot of attention in the field of cancer diagnosis and therapy, with their ability to deliver therapeutic molecules and allow visualization of cells and tissues, which are necessary for the cure and treatment of diseased and damaged tissues.
Loutfy H. Madkour is a Professor of Physical Chemistry and Nanoscience at Tanta University, Egypt. He received his BSc, MSc, and PhD in physical chemistry from the Cairo, Minia, and Tanta universities in Egypt, respectively. He has... more
Loutfy H. Madkour is a Professor of Physical Chemistry and Nanoscience at Tanta University, Egypt. He received his BSc, MSc, and PhD in physical chemistry from the Cairo, Minia, and Tanta universities in Egypt, respectively. He has published 200 peer-reviewed original research articles, 26 review articles, 11 books and 3 book chapters. His name has been listed in the top 2% of the most distinguished and influential scientists globally according to the ranking and database of Stanford American University of Scientists globally. He is an editorial board member of several international journals, including International Journal of Industrial Chemistry (IJIC-Springer), International Journal of Ground Sediment & Water, Global Drugs and Therapeutics, Chronicles of Pharmaceutical Science, Journal of Targeted Drug Delivery, UPI Journal of Pharmaceutical, Medical and Health Sciences, Global Journal of Nanomedicine, Clinical Pharmacology and Toxicology Research, Journal of Pharmacology & Pharmaceutical Research, LOJ Pharmacology & Clinical Research, CPQ Medicine, Pharmaceutical Sciences & Analytical Research Journal, Japan Journal of Research, Organic & Medicinal Chemistry International Journal, Nanotechnology & Applications, Materials Science Journal, Journal of Chemical Science and Chemical Engineering, United Journal of Nanotechnology and Medicine, Clinical Practice (Therapy), Journal of Materials New Horizons, Journal of Radiology and Medical Imaging (MedDocs Publishers), World Journal of Pharmacy and Pharmaceutical Sciences, Journal of Material Science and Technology Research, Ecronicon: EC Clinical & Medical Case Reports (ECCMC), Medical Research and Health Sciences, and Acta Scientific Women's Health Journal, PHARMACOGNOSY Journal, Journal of Community Medicine and Health Care Management, Environmental Degradation of Materials of Frontiers in Materials, Journal of Cancer Therapy and Research, Journal of Materials and Polymer Science, Journal of Clinical and Biomedical Investigation, Radiology & Imaging Journal, International Journal in Pharmaceutical Sciences (IJPS), EC Clinical and Medical Case Reports, BOHR International Journal of Pharmaceutical Studies (BIJOPS), General medicine and Clinical Practice, Journal of Gastroenterology Hepatology and Digestive Disorders, International Journal of Organic and Inorganic Chemistry, ACTA SCIENTIFIC PHARMACEUTICAL SCIENCES, Medvix publications LLC, International Journal of Cardiology Research & Reviews, International Journal of Nursing Care and Research and International Journal of Medical Science and Clinical Invention (IJMSCI).
https://www.academia.edu/portfolio_preview/cv
https://www.academia.edu/112507389/C_V_Loutfy_Hamed_Madkour
https://www.scopus.com/authid/detail.uri?authorId=57201889680
https://orcid.org/0000-0002-3101-8356
Loutfy H. Madkour is a Professor of Physical Chemistry and Nanoscience at Tanta University, Egypt. He received his BSc, MSc, and PhD in physical chemistry from the Cairo, Minia, and Tanta universities in Egypt, respectively. He has... more
Loutfy H. Madkour is a Professor of Physical Chemistry and Nanoscience at Tanta University, Egypt. He received his BSc, MSc, and PhD in physical chemistry from the Cairo, Minia, and Tanta universities in Egypt, respectively. He has published 200 peer-reviewed original research articles, 26 review articles, 11 books and 3 book chapters. His name has been listed in the top 2% of the most distinguished and influential scientists globally according to the ranking and database of Stanford American University of Scientists globally. He is an editorial board member of several international journals, including International Journal of Industrial Chemistry (IJIC-Springer), International Journal of Ground Sediment & Water, Global Drugs and Therapeutics, Chronicles of Pharmaceutical Science, Journal of Targeted Drug Delivery, UPI Journal of Pharmaceutical, Medical and Health Sciences, Global Journal of Nanomedicine, Clinical Pharmacology and Toxicology Research, Journal of Pharmacology & Pharmaceutical Research, LOJ Pharmacology & Clinical Research, CPQ Medicine, Pharmaceutical Sciences & Analytical Research Journal, Japan Journal of Research, Organic & Medicinal Chemistry International Journal, Nanotechnology & Applications, Materials Science Journal, Journal of Chemical Science and Chemical Engineering, United Journal of Nanotechnology and Medicine, Clinical Practice (Therapy), Journal of Materials New Horizons, Journal of Radiology and Medical Imaging (MedDocs Publishers), World Journal of Pharmacy and Pharmaceutical Sciences, Journal of Material Science and Technology Research, Ecronicon: EC Clinical & Medical Case Reports (ECCMC), Medical Research and Health Sciences, and Acta Scientific Women's Health Journal, PHARMACOGNOSY Journal, Journal of Community Medicine and Health Care Management, Environmental Degradation of Materials of Frontiers in Materials, Journal of Cancer Therapy and Research, Journal of Materials and Polymer Science, Journal of Clinical and Biomedical Investigation, Radiology & Imaging Journal, International Journal in Pharmaceutical Sciences (IJPS), EC Clinical and Medical Case Reports, BOHR International Journal of Pharmaceutical Studies (BIJOPS), General medicine and Clinical Practice, Journal of Gastroenterology Hepatology and Digestive Disorders, International Journal of Organic and Inorganic Chemistry, ACTA SCIENTIFIC PHARMACEUTICAL SCIENCES, Medvix publications LLC, International Journal of Cardiology Research & Reviews, International Journal of Nursing Care and Research and International Journal of Medical Science and Clinical Invention (IJMSCI).
https://www.academia.edu/portfolio_preview/cv
https://www.scopus.com/authid/detail.uri?authorId=57201889680
https://orcid.org/0000-0002-3101-8356
Biocompatibility, a pivotal concept in the field of medical science, refers to the compatibility of a biomaterial or medical device with living tissues and the human body. The study of biocompatibility is paramount in modern medicine as... more
Biocompatibility, a pivotal concept in the field of medical science, refers to the compatibility of a biomaterial or medical device with living tissues and the human body. The study of biocompatibility is paramount in modern medicine as it plays a crucial role in ensuring the safe and effective implementation of various medical interventions. In this article, we delve into the significance of biocompatibility, its assessment methods, and the implications it holds for the development of life-saving technologies. The exploration of biocompatibility starts with comprehending the intricate relationship between foreign materials and the human body. Medical devices, implants, and therapeutic materials interact with the biological environment once introduced, and these interactions can profoundly influence the patient’s health and treatment outcomes.
Vaccine delivery can be achieved by linking antigen to CNT and by inducing antibody response. Use of CNTs can improve immune response. Tailoring the physical properties of MWNT-based vaccine delivery systems may increase their efficiency... more
Vaccine delivery can be achieved by linking antigen to CNT and by inducing antibody response. Use of CNTs can improve immune response. Tailoring the physical properties of MWNT-based vaccine delivery systems may increase their efficiency in inducing potent T cell immune responses against challenging infectious or cancer diseases. Tumour-specific, immunebased therapeutic interventions can be considered as safe and effective approaches for cancer therapy. Exploitation of nano-vaccinology to intensify the cancer vaccine potency may overcome the need for administration of high vaccine doses or additional adjuvants and therefore could be a more efficient approach. Carbon nanotubes (CNTs) have shown marked capabilities in enhancing antigen delivery to antigen presenting cells. However, proper understanding of how altering the physical properties of CNTs may influence antigen uptake by antigen presenting cells, such as dendritic cells (DCs), has not been established yet. Although anti-cancer immuno-based combinatorial therapeutic approaches have shown promising results, efficient tumour eradication demands further intensification of anti-tumour immune response. With the emerging field of nanovaccinology, multi-walled carbon nanotubes (MWNTs) have manifested prominent potentials as tumour antigen nanocarriers. Nevertheless, the utilization of MWNTs in co-delivering antigen along with different types of immunoadjuvants to antigen presenting cells (APCs) has not been investigated yet.
As a novel C and N based two-dimensional material, graphitic carbon nitride quantum dots (g-C3N4) QDs is regarded as a new generation of photocatalyst and has been widely used in the field of environmental photocatalysis. In recent years,... more
As a novel C and N based two-dimensional material, graphitic carbon nitride quantum dots (g-C3N4) QDs is regarded as a new generation of photocatalyst and has been widely used in the field of environmental photocatalysis. In recent years, graphitic carbon nitride has become one of the very exciting sustainable materials, due to its unusual properties and promising applications as a heterogeneous catalyst in water splitting and organic contaminant degradation. A variety of modifications have been reported for this nanostructured material with the use of carbonaceous materials to enhance its potential applications. Carbon nitrides (C3N4) are renowned organic semiconductors with a band gap of 2.7 eV, which are connected via tri-s-triazine-based forms. Graphitic carbon nitride (g-C3N4) is considered as an attractive, efficient and newly generated promising visible light-driven photocatalyst ascribable material owing to its distinct properties such as metal free, suitable band gap, chemical inertness and high physicochemical stability. Nevertheless, the photocatalytic activity of pure g-C3N4 was limited by the fast recombination rate of photoinduced electron-hole pairs, poor photoexcited charge separation, limited range of visible light absorption and relatively low specific surface area. Enhanced photocatalytic activity is achievable by the construction of homojunction nanocomposites to reduce the undesired recombination of photogenerated charge carriers. The formed g-C3N4 isotype heterojunction photocatalyst manifested significant improvement photocatalytic hydrogen production than the single and pure g-C3N4 sample. This significant enhanced photocatalytic performance is mainly ascribed to inhibited recombination, enriched active site and enlarged specific surface area. Hence, current chapter on g-C3N4 mainly focuses on basics, properties, and fundamentals of its synthesis and its applications with an aim to improving its photocatalytic performance. In this chapter, the background of photocatalysis, mechanism of photocatalysis, and the several researches on the heterostructure graphitic carbon nitride (g-C3N4) semiconductor are discussed. This research gives a useful knowledge on the heterostructure g-C3N4 and their photocatalytic mechanisms and applications. Finally, the challenges and future research directions of g-C3N4 photocatalysts are summarized to promote their environmental applications. The advantages of the heterostructure g-C3N4 over their precursors are also discussed. The conclusion and future perspectives on this emerging research direction are given.
The next years will prove the importance of greensynthesis methods for MNPs and MONPs production because they are not only easy to execute, fast, and cheap but also less toxic and environmentally ecofriendly. Nanoparticle synthesis using... more
The next years will prove the importance of greensynthesis methods for MNPs and MONPs production because they are not only easy to execute, fast, and cheap but also less toxic and environmentally ecofriendly. Nanoparticle synthesis using microorganisms and plants by green synthesis technology is biologically safe, cost-effective, and environment-friendly. Plants and microorganisms have established the power to devour and accumulate inorganic metal ions from their neighboring niche. The biological entities are known to synthesize nanoparticles bothextra and intracellularly. The capability of a living system to utilize its intrinsic organic chemistry processes in remodeling inorganic metal ions into nanoparticles has opened up an undiscovered area of biochemical analysis. Metal nanoparticles (MNPs) and metal oxidenanoparticles (MONPs) are used in numerous fields. The new nano-based entities are being strongly generated and incorporated into everyday personal care products, cosmetics, medicines, drug delivery, and clothing toimpact industrial and manufacturing sectors, which means that nanomaterials commercialization and nanoassisted device will continuously grow. They can be prepared by many methods such as green synthesis and the conventional chemical synthesis methods. The green synthesis of nanoparticles (NPs) using living cells is a promising and novelty tool in bionanotechnology. Chemical and physical methods are used to synthesize NPs; however, biological methods are preferred due to its eco-friendly, clean, safe, cost effective, easy, and effective sources for high productivity and purity. Greensynthesis includes infinite accession to produce MNPs and MONPs with demanding properties. The structure-function relationships between nanomaterials and key information for life cycle evaluation lead to the production of high execution nanoscale materials that are gentle and environmentally friendly. Majority of plants have features as sustainable and renewable suppliers compared with microbes and enzymes, as they have the ability to pick up almost 75% of the light energy and transform it into chemical energy, contain chemicals like antioxidants and sugars, and play fundamental roles in the manufacture of nanoparticles. Plants considered the main factory for the green synthesis of MNPs and MONPs, and until now, different plant species have been used to study this, but the determined conditions should be taken into consideration to execute this preparation.
Carbon nanotubes are attractive and promising fillers due to their chemical inertness and high mechanical, electrical, and thermal properties. From the conjugation of carbon nanotubes with inorganic hybrid, it is expected to obtain... more
Carbon nanotubes are attractive and promising fillers due to their chemical inertness and high mechanical, electrical, and thermal properties. From the conjugation of carbon nanotubes with inorganic hybrid, it is expected to obtain nanocomposite coatings that combine high anti-corrosion efficiency with improved mechanical stability. This book chapter presents a concise review of microstructure and corrosion behaviour of different nanotube composite coatings.
Carbon is used as a reinforcing phase in carbon-fiber reinforced polymer composites employed in aeronautical and other technological applications. Degradation of composite occurs under polarization in aqueous media. Epoxy-based coatings... more
Carbon is used as a reinforcing phase in carbon-fiber reinforced polymer composites employed in aeronautical and other technological applications. Degradation of composite occurs under polarization in aqueous media. Epoxy-based coatings have gained significant research interest owing to sufficient hydrophobicity, conductivity, water transport behaviour, and corrosion resistance. Furthermore, the anti-corrosive polymer coatings with low nanotube content have shown enhanced surface hydrophobicity and anti-rusting properties in addition to strength, conductivity, and thermal resistance. Also, polymer base coatings assessing the strength of bonding of the coating to the substrate, and salt spray test are common. This book chapter highlights the potential corrosion challenges in multi-material combinations containing carbon-fiber reinforced polymers, the surface chemistry of carbon, its plausible effects on the electrochemical activity of carbon, and consequently the degradation processes on carbon-fiber reinforced polymers.
This book presents an overview of the current status of translating the RNAi cancer therapeutics in the clinic, a brief description of the biological barriers in drug delivery, and the roles of imaging in aspects of administration route,... more
This book presents an overview of the current status of translating the RNAi cancer therapeutics in the clinic, a brief description of the biological barriers in drug delivery, and the roles of imaging in aspects of administration route, systemic circulation, and cellular barriers for the clinical translation of RNAi cancer therapeutics, and with partial content for discussing the safety concerns. It then focuses on imaging-guided delivery of RNAi therapeutics in preclinical development, including the basic principles of different imaging modalities, and their advantages and limitations for biological imaging. With growing number of RNAi therapeutics entering the clinic, various imaging methods will play an important role in facilitating the translation of RNAi cancer therapeutics from bench to bedside. RNAi technique has become a powerful tool for basic research to selectively knock down gene expression in vitro and in vivo. Our scientific and industrial communities have started to develop RNAi therapeutics as the next class of drugs for treating a variety of genetic disorders, such as cancer and other diseases that are particularly hard to address with current treatment strategies. Key Features Provides insight into the current advances and hurdles of RNAi therapeutics. Accelerates RNAi, miRNAs, and siRNA drug development for cancer therapy from bench to bedside. Addresses various modifications and novel delivery strategies for miRNAs, piRNAs and siRNA delivery in anticancer therapeutics. Explores the need for the interaction of hematologists, cell biologists, immunologists, and material scientists in the development of novel cancer therapies. Describes the …
The careful choice of nanoparticles as targets and in drug delivery routes enhances therapeutic efficacy in cancer. Nanoparticle-Based Drug Delivery in Cancer Treatment discusses nanotechnological developments of interfering RNA-based... more
The careful choice of nanoparticles as targets and in drug delivery routes enhances therapeutic efficacy in cancer. Nanoparticle-Based Drug Delivery in Cancer Treatment discusses nanotechnological developments of interfering RNA-based nanoparticles, delivery vehicles, and validated therapeutic RNAi–molecular target interactions and explains the results of clinical and preclinical trials. The book also gives strategies for universal methods of constructing hybrid organic–inorganic nanomaterials that can be widely applied in the biomedical field. Key Features: Reviews recent advances of nanoparticle-mediated siRNA delivery systems and their application in clinical trials for cancer therapy Focuses on material platforms that establish NPs and both localized and controlled gene silencing Emphasizes the most promising systems for clinical application Surveys progress in nanoparticle-based nanomedicine in cancer treatment Describes the most advanced of the nonviral nanocarriers for delivery of oligonucleotides to malignant blood cancer cells This book is a valuable resource for researchers, professors, and students researching drug delivery, gene carriers, cancer therapy, nanotechnology, and nanomaterials.
Nanomaterial comprises several hundred atoms and molecules, which a lot of complicated and interesting interactions occur in it. Characteristics in nanoscale, such as transmittance, electrical conductivity, thermal conductivity, magnetic,... more
Nanomaterial comprises several hundred atoms and molecules, which a lot of complicated and interesting interactions occur in it. Characteristics in nanoscale, such as transmittance, electrical conductivity, thermal conductivity, magnetic, corrosion, and other effects.
Oxidative stress that occurs either due to the overproduction of oxidants or their elimination by antioxidant defense system is weakened. An antioxidant defense system prevents oxidative damage to cell, and to ensure the host against the... more
Oxidative stress that occurs either due to the overproduction of oxidants or their elimination by antioxidant defense system is weakened. An antioxidant defense system prevents oxidative damage to cell, and to ensure the host against the harmful impacts of ROS, numerous antioxidative safeguard mechanisms have progressed, whereas oxidant–antioxidant balance of an individual is mainly affected by diet regime, physical activity, and level of stress. An extensive variety of ligand–receptor associations have been shown to create intracellular ROS. ROS can enact an assortment of members of signaling pathways, for example, transcription factors, protein phosphatases, and protein kinases. Despite the fact that ROS are produced intracellularly by numerous sources, including mitochondria, the NADPH oxidases specifically have been associated with receptor-mediated signaling. There are various types of antioxidants (endogenous, exogenous, and proteins) working to cope with ROS- and free radicals’-associated stress. Different groups of antioxidants were along with their mechanisms. However, large multicentered clinical trials are needed to be conducted to prove the safety and efficacy of the polyphenols for their therapeutic use.
In future, the biogenic-biosynthesis MNPs have wide perspective synthesis in healthcare, sustainable and renewable energy and other commercial products. MNPs produced by nanotechnology have received global attention due to their extensive... more
In future, the biogenic-biosynthesis MNPs have wide perspective synthesis in healthcare, sustainable and renewable energy and other commercial products. MNPs produced by nanotechnology have received global attention due to their extensive applications in the biomedical and physiochemical fields. Biomolecules present in live plants, plant extracts and microorganisms such as: bacteria, fungi, seaweeds, actinomycetes, algae and microalgae can be used to reduce metal ions to MNPs in a single-step and green synthesis process. Biological green synthesis of MNPs has been always beneficial, more economical, energy efficient and eco-friendly approach, which is free of toxic contaminates as required in therapeutic applications. The biosynthesis reduction of metal ion to base metal is quite rapid, readily conducted at room temperature, pressure and easily scaled up. The reducing agents involved include the various water-soluble plant metabolites (e.g. alkaloids, phenolic compounds, terpenoids,...
Reactive oxygen species (ROS) are important regulators of physiological and pathophysiological processes and not only simply detrimental due to their chemical nature or by causing oxidative stress. In all the physiologically relevant ROS,... more
Reactive oxygen species (ROS) are important regulators of physiological and pathophysiological processes and not only simply detrimental due to their chemical nature or by causing oxidative stress. In all the physiologically relevant ROS, the hydroxyl radical possesses the highest one-electron reduction potential and is reactive with almost all types of biomolecules, including lipids, proteins, and nucleic acids. As a result of their reactivity and ability to damage biological targets, hydroxyl radicals can serve as an ideal representative ROS for investigation. Thereby, recent advances in genomics and proteomics have led to the identification of a “redoxome” consisting of hundreds of proteins involved in redox systems. It comprises enzymes generating RONS such as NADPH oxidases and nitric oxide synthases, redox relays such as peroxiredoxins, thioredoxins, and glutaredoxins, enzymes degrading ROS such as superoxide dismutase or catalase, as well as numerous proteins dependent on redox modifications, which are involved in the defense against oxidant, inflammatory and/or proteotoxic stress. Exposure to heavy metals is a common phenomenon due to their environmental pervasiveness. Several of metal ions in trace amounts are required for metabolism, growth, and development. Metal intoxication, particularly, neurotoxicity, genotoxicity, or carcinogenicity is widely known. Toxic xenobiotic metals (Hg, Pb, Cd, As, Sn) have no known biological function. Metal ions interact with oxygen-containing ligands through the formation of free radicals forming stable bonds with S- and N- in the form of SH or imidazole groups in proteins. Following exposure to heavy metals, their metabolism and subsequent excretion from the body depends on the presence of antioxidants (glutathione, α-tocopherol, ascorbate, etc.) associated with the quenching of free radicals by suspending the activity of enzymes (catalase, peroxidase, and superoxide dismutase).
The interface between nanoscale electronic devices and biological systems enables interactions at length scales natural to biology, and thus should maximize communication between these two diverse yet complementary systems.
There are numerous extra- and intracellular processes involved in the production of reactive oxygen species (ROS). Augmented ROS generation can cause damage to biomolecules such as proteins, nucleic acid, and lipids. ROS act as an... more
There are numerous extra- and intracellular processes involved in the production of reactive oxygen species (ROS). Augmented ROS generation can cause damage to biomolecules such as proteins, nucleic acid, and lipids. ROS act as an intracellular signaling component and is associated with various inflammatory responses, chronic arthropathies, including rheumatoid arthritis (RA). It is well documented that ROS can activate different signaling pathways having a vital importance in the patho-physiology of RA. Hence, understanding of the molecular pathways and their interaction might be advantageous in the development of novel therapeutic approaches for RA. As common second messengers of many stress factors, reactive oxygen species (ROS) may act as a regulator of cellular responses to extracellular environmental signaling. Furthermore, increasing evidence indicates that ROS may act as a mediator of lipid accumulation, which is associated with dramatic changes in the transcriptome, proteom...
There are many points of intersection between nanoscience and nanotechnology and the biological sciences. A recent trend in nanotechnology has been to investigate the interactions of nanomaterials with biological systems, known as... more
There are many points of intersection between nanoscience and nanotechnology and the biological sciences. A recent trend in nanotechnology has been to investigate the interactions of nanomaterials with biological systems, known as nano-bio-interactions. The significance of these studies is the identification and establishment of design rules that govern the engineering of nanodevices. Nanotechnology and biotechnology will coalesce to produce nanoscale systems and devices that use biological principles, since many of the components of cells are already constructed on the nanoscale level (i.e., 0.1–100 nm in diameter). Humans may be exposed to nanomaterials through inhalation (respiratory tract), skin contact, ingestion, and injection (blood circulation). The unique chemical and biological properties of nanomaterials make them useful in many products for humans. Although the unique properties of nanomaterials have resulted in an exponential increase in their use, cytotoxic and genotox...
Where are we heading in terms of nanomaterial synthesis? Two stages will be followed as nanotechnology develops: the “nanobulk” stage and the “nanoworld” stage.
Abstract In this chapter preparation techniques for nanoparticles (NPs) and polymeric nanoparticles (PNPs) are discussed; the applications, characteristics, and advantages of NPs and PNP drug carriers are explained; and PNPs for cancer... more
Abstract In this chapter preparation techniques for nanoparticles (NPs) and polymeric nanoparticles (PNPs) are discussed; the applications, characteristics, and advantages of NPs and PNP drug carriers are explained; and PNPs for cancer therapy are considered. Most commonly used biodegradable polymers are extremely hydrophobic. If the drug of interest is very hydrophilic, it can be challenging to encapsulate it in a hydrophobic polymer matrix. The capability of NPs and PNPs to encapsulate various drugs stems from their unique properties, one of which is multivalent surface modification with targeting ligands. These advantages make NPs and PNPs potentially superior to conventional cancer therapies as a mode of treatment. NPs have the ability to encapsulate therapeutic agents and release them in a controlled manner to specifically target diseased cells. NP encapsulation also improves the solubility of unmodified drug compounds. Surface modification using polyethylene glycol protects NPs from being cleared from the blood by the mononuclear phagocyte system, markedly increasing both circulation times and drug uptake by target cells.
Abstract In the present study, to predict corrosion inhibition performances of 2-amino-4-(4-chlorophenyl)-thiazole (Inh1), 2-amino-4-(4-bromophenyl)-thiazole (Inh2), 4-(2-aminothiazole-4-yl)-phenol (Inh3), 5,5 ′ -(ethane-1,... more
Abstract In the present study, to predict corrosion inhibition performances of 2-amino-4-(4-chlorophenyl)-thiazole (Inh1), 2-amino-4-(4-bromophenyl)-thiazole (Inh2), 4-(2-aminothiazole-4-yl)-phenol (Inh3), 5,5 ′ -(ethane-1, 2-diyldisulfanediyl) bis-(1,3,4-thiadiazole-2-amine) (Inh4), 5,5 ′ -(propane-1,3-diyldisulfanediyl) bis-(1,3,4-thiadiazole-2-amine) (Inh5) against corrosion of Fe metal, density functional theory (DFT) calculations and molecular dynamics simulations approach were performed on these mentioned molecules. Firstly, quantum chemical parameters such as the highest occupied molecular orbital energy ( E HOMO ), lowest unoccupied molecular orbital energy ( E LUMO ), the energy gap between E LUMO and E HOMO (Δ E ), chemical hardness, softness, electronegativity, proton affinity, global electrophilicity, global nucleophilicity and total energy (sum of electronic and zero-point energies) were calculated and discussed with the help of HF/SDD, HF/6-311G, HF/6-31 ++G, B3LYP/SDD, B3LYP/6-311G and B3LYP/6-31 ++G methods. Then, we calculated binding energies on Fe(110) surface of aforementioned thiazole and thiadiazole derivatives to investigate the strength of the interactions between metal surface and these molecules. The theoretical data obtained are in good agreement with the experimental inhibition efficiency results earlier reported.
" Bulletin of Electrochemistry Volume 12, Issue 3-4, March 1996, Pages 234-236 -------------------------------------------------------------------------------- Electrodeposition of lead and its dioxide from Egyptial carbonate ore... more
" Bulletin of Electrochemistry Volume 12, Issue 3-4, March 1996, Pages 234-236 -------------------------------------------------------------------------------- Electrodeposition of lead and its dioxide from Egyptial carbonate ore residuum Madkour, L.H. Chemistry Department, Faculty of Science, Tanta University, Tanta, Egypt -------------------------------------------------------------------------------- View references (19) Abstract Acid-leach residue resulting from the sulphate roasting of Zn-Pb Egyptial carbonate ore is used for the production of lead, after hydrometallurgical treatments. Studies to investigate various baths for the deposition of lead and lead dioxide have been carried out. The results showed a wide variety of electrolysis, either soluble simple salts, or those containing complex anions and in virtually all cases, very high current efficiencies are obtained. The effects of various factors on the electrodeposition of Pb and PbO2 are discussed. In commercial practice, the properties and service requirements dictate the precise electrolyte that should be used since the properties of electrodeposited lead vary with the baths. Mechanism of the electrolytic production of the element and its dioxide is discussed. The results spectrophotometric and chemical analyses revealed that the purity of the metal is > 99%. -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- Author keywords Carbonate ore residuum; Hydrometallurgical treatments; Lead extraction -------------------------------------------------------------------------------- ISSN: 02561654 CODEN: BUELESource Type: Journal Original language: English Document Type: Article "
ABSTRACT The effect of the modification of the molecular structure on the permeability coefficients of typical rubbery and glassy silane and siloxane polymers at different temperatures was experimentally investigated. It was shown that... more
ABSTRACT The effect of the modification of the molecular structure on the permeability coefficients of typical rubbery and glassy silane and siloxane polymers at different temperatures was experimentally investigated. It was shown that carbon dioxide had higher permeability coefficients than those of nitrogen and oxygen due to the higher affinity of the various polymers toward the gas molecules. In order to provide a detailed understanding into the effect of the molecular structure on the gas diffusion behaviour in polymers, molecular modelling of carbon dioxide diffusion in silicon based membranes was used. The polymer molecules were shown to have lower self-diffusion coefficients than the gas ones related to the small size of the gas molecules as compared to the large size of the polymeric segments, thus allowing the gas molecules to jump from one unoccupied site to another through a series of connected pores or channels within the polymeric matrix. Increasing the temperature was shown to have a proportional effect on the mean square displacement, possibly due to the increase in the kinetic energy available to the systems. At high temperatures, the glassy siloxane molecules had similar values for the mean square displacement to those of the gas molecules since the polymer in this case is in close proximity to its glass transition temperature. The presence of the alternating oxygen atoms in the main backbone of the polymeric chains led to higher values for the selfdiffusion coefficients for the siloxane polymers as compared to those of the silane polymers as a result of the change in the bond angle about the oxygen atom (~ 144°) as compared to the tetrahedral angle (~ 110°) about the silicon atoms.
ABSTRACT
ABSTRACT
Inhibiting action of semicarbazide, thiosemicarbazide, sym. diphenylcarbazide towards corrosion of zinc in hydrochloric acid has been investigated. The rate of corrosion depends on the nature of the inhibitor and its concentration. The... more
Inhibiting action of semicarbazide, thiosemicarbazide, sym. diphenylcarbazide towards corrosion of zinc in hydrochloric acid has been investigated. The rate of corrosion depends on the nature of the inhibitor and its concentration. The values of inhibition efficiency from, weight loss, thermometric measurements are in good agreement with those obtained from polarization studies. From the polarization studies, the inhibitors used act as mixed adsorption type inhibitors, increased adsorption resulting from an increase in the electron density at the reactive C=S and C=O groups and N-atoms. The thermodynamic parameters of adsorption obtained using Bockris-Swinkels adsorption isotherm reveal a strong interaction of these carbazides on zinc surface.
... Jamal Al-Hajji Member KU Khaled Shehab Member KNPC Khalifa Al-Feraij Member MEW Abdel Monem Bedair Member PIC Mohammad Ashkanani Member KOC Mohammad Al-Rasheed Member GCC Mohammed Al-Qalaf Member KCS Abdul Khaliq Mustafa Member KISR ...
With the increase in the world population and the demand for food, new agricultural practices have been developed to improve food production using more effective pesticides and fertilizers. These technologies can lead to an uncontrolled... more
With the increase in the world population and the demand for food, new agricultural practices have been developed to improve food production using more effective pesticides and fertilizers. These technologies can lead to an uncontrolled release of undesired substances into the environment, with the potential to contaminate soil and groundwater. Today, nanotechnology represents a promising approach to improve agricultural production and remediate polluted sites. Fertilizer particles can be coated with nanomembranes that facilitate slow and steady release of nutrients. Coating and cementing of nano- and subnanocomposites can regulate the release of nutrients from the fertilizer capsule. This chapter discusses some applications of engineered NPs and nanotechnology in the agricultural production chain and nanoselenium and its nanomedicine applications. The fate of the advantages and possible toxicity risks of nanomaterials once introduced in water and soil are also discussed. The potential for the application of nanotechnologies is enormous, and much is still to be discovered. Given this, we need to study and understand the behavior of these new materials. We also need to direct research in such a way as to help us make better choices and to promote less costly nanomaterial production and application procedures.
Nanomaterials have the structural features in between of those of atoms and the bulk materials. While most microstructured materials have similar properties to the corresponding bulk materials, the properties of materials with nanometer... more
Nanomaterials have the structural features in between of those of atoms and the bulk materials. While most microstructured materials have similar properties to the corresponding bulk materials, the properties of materials with nanometer dimensions are significantly different from those of atoms and bulks materials. This is mainly due to the nanometer size of the materials which render them: (i) large fraction of surface atoms; (ii) high surface energy; (iii) spatial confinement; (iv) reduced imperfections, which do not exist in the corresponding bulk materials.

And 475 more

Electrochemistry Is the study of the relationship between electricity
and chemical reaction
Research Interests:
Chapter 22 An Introduction to Electroanalytical Chemistry
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Fundamentals of Electrochemistry
Research Interests:
thin layer of one metal on top of a different metal to modify its surface properties. Objectives: To achieve the desired electrical & corrosion resistance. To reduce wear & friction. To improve heat tolerance. Applications:... more
thin layer of one metal on top of a different metal to modify its surface properties.

Objectives:
To achieve the desired electrical & corrosion 
  resistance.
To reduce wear & friction.
To improve heat tolerance.

Applications:
Automotive parts.
Printed circuitry and electrical contacts.
General engineering components.
Gold-silver wares and jewelry.
Decorative wares.
Production of micro parts for MEMS.
Research Interests:
Corrosion and Degradation of Materials
Research Interests:
Objectives
Corrosion process
Environmental factors
Common forms of corrosion
Methods of corrosion control and prevention
Research Interests:
Research Interests:
The Art and Practice of Electrochemistry Monash University February & March 2008 Stephen W. Feldberg feldberg@BNL.GOV
Research Interests:
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Research Interests:
This book series aims to provide an overview of the recent development in vaccine and drug design, smart delivery systems, and characterizations. Many topics related to the applications of nanotechnology in the advancement of drugs,... more
This book series aims to provide an overview of the recent development in vaccine and drug design, smart delivery
systems, and characterizations. Many topics related to the applications of nanotechnology in the advancement of drugs,
vaccines, and delivery systems will be discussed. Each book in this series will be authored or contributed by experts and
global research teams will participate. The level of presentation is intended for students, scientists, researchers, and industries
dealing with nanotechnology for advanced drugs, vaccines, and targeted delivery systems.
RNA Delivery Function for Anticancer Therapeutics
Loutfy H. Madkour
Toxic Effects of Environmental Heavy Metals on Cardiovascular Pathophysiology and Heart Health Function: Chelation Therapeutics

Loutfy H. Madkour
Research Interests:
Research Interests:
ROS
NATURAL MUTUBA TREE SEEDS MANHOOD ENLARGER Call/Whatsapp Dr Nadia on +256781617220 MUTUBA SEED MANHOOD ENLARGER. This is a seed traditionally used in Africa to increase manhood size, stop early ejaculation & weak erection. manhood... more
NATURAL MUTUBA TREE SEEDS MANHOOD ENLARGER Call/Whatsapp Dr Nadia on +256781617220

MUTUBA SEED MANHOOD ENLARGER.

This is a seed traditionally used in Africa to increase manhood size, stop early ejaculation & weak erection. manhood enlargement by the mutuba seed has helped men all over the world to enlarge their manhood . It comes with the mutuba seed cream which you apply on your manhood for only 4 days you will be experiencing a permanent change. Your manhood will remain like that permanently Enhance the look, size, feel and firmness of your manhood with MUTUBA enhancement.

Our MUTUBA manhood enhancement creams and manhood enhancement HERB can be used in the comfort of your own home.

Our MUTUBA enhancement products increase MANHOOD.
Advanced drug delivery systems: New
nanomedication technologies
Nucleic Acids as Gene Anticancer Drug Delivery Therapy highlights recent developments in cancer treatment using nucleic acids, nanoparticles and polymer nanoparticles for genomic nanocarriers as drug delivery, including promising... more
Nucleic Acids as Gene Anticancer Drug Delivery Therapy highlights recent developments in cancer treatment using nucleic acids, nanoparticles and polymer nanoparticles for genomic nanocarriers as drug delivery, including promising opportunities for targeted and combination therapy. The development of a wide spectrum of nanoscale technologies is beginning to change the scientific landscape in terms of disease diagnosis, treatment and prevention. This book presents the use of nanotechnology for medical applications, focusing on its use for anticancer drug delivery. Various intelligent drug delivery systems, such as inorganic nanoparticles and polymer-based drug delivery are discussed, along with smart drug delivery systems and nucleic acid-targeted drug delivery. Discusses intelligent drug delivery systems such as inorganic nanoparticles and polymer-based drug delivery Contains a comprehensive comparison of various delivery systems, listing their advantages and limitations Presents combination therapy as a new hope for enhancing current gene-based treatment efficacy
A Systematic Study and Characterization of Advanced Corrosion Resistance Materials and Their Applications for Plasma Etching Processes in Semiconductor Silicon Wafer Fabrication Hong Shih Etch Products Group, Lam Research Corporation,... more
A Systematic Study
and Characterization of Advanced
Corrosion Resistance Materials and Their
Applications for Plasma Etching Processes
in Semiconductor Silicon Wafer Fabrication
Hong Shih
Etch Products Group, Lam Research Corporation, Fremont, California,
USA
Research Interests:
Materials Science and Corrosion Prevention Section Contents Page 1 Materials of Construction 4 2 Selecting Materials of Construction 9 3 Types of Corrosion 10 4 Corrosion of Specific Environments 26 5 Corrosion by Insulating Materials 35... more
Materials Science and Corrosion Prevention
Section Contents Page
1 Materials of Construction 4
2 Selecting Materials of Construction 9
3 Types of Corrosion 10
4 Corrosion of Specific Environments 26
5 Corrosion by Insulating Materials 35
6 Corrosion of Rubbers 37
Research Interests:
ISBN 0-306-47246-5 ©2002 Kluwer Academic/Plenum Publishers 233 Spring Street, New York, N.Y. 10013 http://www.wkap.nl/ 1 0 9 8 7 6 5 4 3 2 1 A C.LP. record for this book is available from the Library of Congress All rights reserved No... more
ISBN 0-306-47246-5
©2002 Kluwer Academic/Plenum Publishers
233 Spring Street, New York, N.Y. 10013
http://www.wkap.nl/
1 0 9 8 7 6 5 4 3 2 1
A C.LP. record for this book is available from the Library of Congress
All rights reserved
No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by
any means, electronic, mechanical, photocopying, microfilming, recording, or otherwise, without written
permission from the Publisher
Printed in the United States of America
Research Interests:
RESEARCH OPPORTUNITIES IN
CORROSION SCIENCE
AND ENGINEERING
Committee on Research Opportunities in
Corrosion Science and Engineering
National Materials Advisory Board
Division on Engineering and Physical Sciences
Research Interests:
Practical
Electro-Chemistry
By
BERTRAM BLOUNT
/JJ
F.I.C., Assoc.Inst.C.E
CONSULTING CHEMIST TO THE CROWN AGENTS FOR THE COLONIES
FULLY ILLUSTRATED
SECOND EDITION REVISED
AND BROUGHT UP TO DATE
Research Interests:
CORROSION
Volume I
MetaVEnvironment Reactions
Edited by
L.L. Shreir, PhD, CChem, FRIC, FIM, FICorrT,
FIMF, OBE
R.A. Jarman, MSc, PhD, CEng, MIEE, FIW
G.T. Burstein, MSc, PhD, MA
Research Interests:
Thermodynamic and Electrochemical Processes The corrosion process of metals is a natural result of the inherent tendency to revert to a more stable compound, such as an oxide. Metal ore that is mined must be refined and then alloyed... more
Thermodynamic and Electrochemical Processes

The corrosion process of metals is a natural result of the inherent tendency to
revert to a more stable compound, such as an oxide. Metal ore that is mined must be
refined and then alloyed for use. Energy is required to refine these ores into useable
metals. Entropy, a thermodynamic property, drives these metals to corrode. “Every
system which is left to itself will, on the average, change toward a condition of maximum
probability.” (G. N. Lewis) Energy is required to keep these metals in the refined state
and when left alone they will, over time, revert back to the more stable compounds in
which they occur naturally.
An example of this is iron. Hematite is the principle ore of iron. Hematite is a
form of iron oxide, its chemical composition is FE2O3. Processed iron ore, coke, and
limestone are added to the top of a blast furnace (Figure 1-1).1 The coke is the source of
the chemical energy in the blast furnace. When it is burnt by the hot air it releases both
heat energy and the main reducing agent, CO.
Research Interests:
Corrosion of Steel in
Concrete
Understanding, investigation
and repair
2nd edition
John P. Broomfield
Research Interests:
CORROSION RESISTANCE Edited by Hong Shih Chapter 1 A Systematic Study and Characterization of Advanced Corrosion Resistance Materials and Their Applications for Plasma Etching Processes in Semiconductor Silicon Wafer Fabrication 1 Hong... more
CORROSION RESISTANCE
Edited by Hong Shih
Chapter 1 A Systematic Study and Characterization
of Advanced Corrosion Resistance Materials
and Their Applications for Plasma Etching
Processes in Semiconductor Silicon Wafer Fabrication 1
Hong Shih
Chapter 2 Corrosion Resistance of Directionally
Solidified Casting Zinc-Aluminum Matrix 35
Alicia Esther Ares, Liliana Mabel Gassa
and Claudia Marcela Mendez
Chapter 3 Corrosion Resistance of High Nitrogen Steels 55
Roman Ritzenhoff and André Hahn
Chapter 4 Tribocorrosion: Material Behavior Under Combined
Conditions of Corrosion and Mechanical Loading 81
Pierre Ponthiaux, François Wenger and Jean-Pierre Celis
Chapter 5 Corrosion Resistance of Pb-Free and Novel
Nano-Composite Solders in Electronic Packaging 107
L.C. Tsao
Chapter 6 Electrochemical Passive Properties
of AlxCoCrFeNi (x = 0, 0.25, 0.50, 1.00)
High-Entropy Alloys in Sulfuric Acids 135
Swe-Kai Chen
Chapter 7 Reinforcement Fibers in Zinc-Rich
Nano Lithiun Silicate Anticorrosive Coatings 157
Carlos Alberto Giudice
Research Interests:
Materials Science and Corrosion Prevention Section Contents Page 1 Materials of Construction 4 2 Selecting Materials of Construction 9 3 Types of Corrosion 10 4 Corrosion of Specific Environments 26 5 Corrosion by Insulating Materials 35... more
Materials Science and Corrosion Prevention
Section Contents Page
1 Materials of Construction 4
2 Selecting Materials of Construction 9
3 Types of Corrosion 10
4 Corrosion of Specific Environments 26
5 Corrosion by Insulating Materials 35
6 Corrosion of Rubbers 37
Research Interests:
The word "titration" comes from the Latin "titalus," meaning inscription or title. The French word, titre, also comes from this origin, meaning rank is a common laboratory method of quantitative/chemical analysis that can be used to... more
The word "titration" comes from the Latin "titalus," meaning inscription or
title. The French word, titre, also comes from this origin, meaning rank is a common
laboratory method of quantitative/chemical analysis that can be used to determine the
concentration of a known reactant (analyte). The basis of the method is a chemical
reaction of a standard solution (titrant) with a solution of an analyte.
The analyte (A) is a solution of the substance whose concentration is unknown and sought
in the analysis. The titrant (T) is a solution in which the concentration of a solute is
precisely known. Because volume measurements play a key role in titration, it is also
known as volumetric analysis. Usually it is the volume of the titrant required to react with
a given quantity of an analyte that is precisely determined during a titration.
Research Interests:
Different Forms of Corrosion Classified on the Basis of Appearance 1) electrochemical corrosion is the only deterioration mechanism; 2) anodic and cathodic reactions take place all over the electrode surface, but not simultaneously at the... more
Different Forms of Corrosion
Classified on the Basis of Appearance
1) electrochemical corrosion is the only deterioration mechanism;
2) anodic and cathodic reactions take place all over the electrode surface, but not
simultaneously at the same place, i.e. the anodic and cathodic reactions
exchange places, constantly or frequently. Closely related to this dynamic
behaviour it is assumed that:
3) there are no significant macroscopic concentration differences in the electrolyte
along the metal surface, and the metal is fairly homogeneous.
These three assumptions lead to uniform (general) corrosion. But this is only one of
several corrosion forms that occur under different conditions. The other forms of
corrosion depend on the deviations from the mentioned assumptions. Such deviations
may be due to
Research Interests:
Corrosion Engineering Materials
Research Interests:
Classification of Corrosion Based on the mechanism of corrosion, it is classified into two types 1. Chemical or dry corrosion 2. Electrochemical or wet corrosion Dry corrosion: · Corrosion takes place in dry state. · In occurs due to the... more
Classification of Corrosion
Based on the mechanism of corrosion, it is classified into two types
1. Chemical or dry corrosion
2. Electrochemical or wet corrosion
Dry corrosion:
· Corrosion takes place in dry state.
· In occurs due to the direct chemical attack of the metal by the
environment.
· Corrosion products accumulate on the same spot, where corrosion occurs.
· Dry corrosion is self controlled.
· It follows absorption mechanism.
· Homogenous metal surface undergoes corrosion observed.
· Uniform corrosions are observed. Example: Formation of mild iron oxide
on its surface.
Dry corrosion is a form of corrosion, that occurs at elevated
temperature without a liquid phase. It’s a high temperature oxidation
reaction.
Research Interests:
Corrosion Cops Providing solutions to control rust and corrosion with environmentally friendly technology Benefits of Corrosion Control • Reduce corrosion costs • Lower maintenance and repair costs • Extended useful lives of equipment and... more
Corrosion Cops
Providing solutions to control
rust and corrosion with
environmentally friendly
technology
Benefits of Corrosion Control
• Reduce corrosion costs
• Lower maintenance and repair costs
• Extended useful lives of equipment and buildings
• Reduction of or reduced product loss from corrosion
damage
• Lower risk of failure
• Safety
Research Interests:
Engineering Support / Corrosion Prevention
& Control Evaluation, February 5, 2009
Presented to:
2009 U.S. Army Corrosion Summit
Research Interests:
Corrosion Protection Basic corrosion theory and protection methods Author: Dr. Thomas J. Langill © 2006 American Galvanizers Association What is Corrosion Corrosion (n) 􀂃 The chemical or electrochemical reaction between a material and its... more
Corrosion Protection
Basic corrosion theory and
protection methods
Author: Dr. Thomas J. Langill
© 2006 American Galvanizers Association
What is Corrosion
Corrosion (n)
􀂃 The chemical or electrochemical reaction
between a material and its environments that
produces a deterioration of the material and its
properties.
Research Interests:
Cathodic Protection Use On Tank Bottoms & Underground Piping In Power Generation Plants Corrosion process for tanks and piping •Principles of cathodic protection •Effects of coatings •Cathodic protection design requirements •Selecting the... more
Cathodic Protection Use On Tank Bottoms & Underground Piping In Power Generation Plants
Corrosion process for tanks and piping
•Principles of cathodic protection
•Effects of coatings
•Cathodic protection design requirements
•Selecting the proper system
•Construction implementation issues
•Compliance testing
•Continued monitoring and maintenance
Research Interests:
The Deterioration of a Material, Usually a Metal, that Results from a Reaction with its Environment. 􀀍􀀍Galvanic Corrosion of a Metal Occurs because of an Electrical Contact with a More Noble (Positive) Metal or Non-metallic Conductor in a... more
The Deterioration of a Material,
Usually a Metal, that Results from a
Reaction with its Environment.
􀀍􀀍Galvanic Corrosion of a Metal
Occurs because of an Electrical
Contact with a More Noble (Positive)
Metal or Non-metallic Conductor in a
Corrosive Electrolyte
Research Interests:
This Section covers corrosion protection of fixed or mobile steel and concrete structures. Design, calculation methods, material selection, fabrication, installation and commissioning of the corrosion protection system are subject to... more
This Section covers corrosion protection of
fixed or mobile steel and concrete structures. Design,
calculation methods, material selection, fabrication,
installation and commissioning of the corrosion protection
system are subject to approval by GL in connection
with the overall Certification procedure
Research Interests:
A SHORT INTRODUCTION TO CORROSION AND ITS CONTROL CORROSION OF METALS AND ITS PREVENTION WHAT IS CORROSION Corrosion is the deterioration of materials by chemical interaction with their environment. The term corrosion is sometimes also... more
A SHORT INTRODUCTION TO CORROSION AND ITS CONTROL
CORROSION OF METALS AND ITS PREVENTION
WHAT IS CORROSION
Corrosion is the deterioration of materials by chemical interaction with their environment.
The term corrosion is sometimes also applied to the degradation of plastics, concrete and
wood, but generally refers to metals. The most widely used metal is iron (usually as steel)
and the following discussion is mainly related to its corrosion.
Research Interests:
This Special Issue of the AMPTIAC Quarterly is something that I’ve wanted to do for quite some time. As you may recall from an earlier Special Issue (Vol. 7, No. 4), corrosion costs our country an unbelievable amount of money. A few years... more
This Special Issue of the AMPTIAC Quarterly is something that
I’ve wanted to do for quite some time. As you may recall from
an earlier Special Issue (Vol. 7, No. 4), corrosion costs our
country an unbelievable amount of money. A few years ago the
US Federal Highway Administration commissioned a study to
quantify corrosion’s toll on the nation’s economy - the result
was a staggering $276B annually across 26 sectors, with
Defense accounting for $20B of this cost. While some may
question the accuracy of these estimates, the scale of the problem
is beyond dispute as the amount of funding expended each
year to repair or replace corroded assets is massive.
In response to Congressional direction, the DOD elevated the
fight against corrosion to a department-wide level by establishing
the Office of Corrosion Policy and Oversight. This new
office was chartered to integrate the many corrosion activities of
the Services under a unified banner by transcending the traditional
organizational stovepipes and cultural boundaries. To
implement its strategies, the Corrosion Office turns to its action
arm, the Corrosion Prevention and Control Integrated Product
Team (CPC IPT).
Research Interests:
For a long time, the successful application of Nd-Fe-B magnets was jeopardized by their poor corrosion resistance. At first, coatings alone were thought to provide adequate protection. We now know that correctly applying the best-suited... more
For a long time, the successful application of Nd-Fe-B magnets was jeopardized
by their poor corrosion resistance. At first, coatings alone were thought to provide
adequate protection. We now know that correctly applying the best-suited
coating and optimizing the microstructure of the magnet are both necessary
for outstanding performance. This article reviews the present state-of the art,
with guidance on best practices.
Research Interests:
A SHORT INTRODUCTION TO CORROSION AND ITS CONTROL CORROSION OF METALS AND ITS PREVENTION WHAT IS CORROSION Corrosion is the deterioration of materials by chemical interaction with their environment. The term corrosion is sometimes also... more
A SHORT INTRODUCTION TO CORROSION AND ITS CONTROL
CORROSION OF METALS AND ITS PREVENTION
WHAT IS CORROSION
Corrosion is the deterioration of materials by chemical interaction with their environment.
The term corrosion is sometimes also applied to the degradation of plastics, concrete and
wood, but generally refers to metals. The most widely used metal is iron (usually as steel)
and the following discussion is mainly related to its corrosion.
Research Interests:
the corrosion rate will reach equilibrium provided the environment remains constant. There is ample uniform corrosion rate data available in the literature in the form of thickness or weight loss over time when exposed to a particular... more
the corrosion rate will reach equilibrium provided the environment
remains constant. There is ample uniform corrosion rate
data available in the literature in the form of thickness or
weight loss over time when exposed to a particular environment.
Typically, weight loss data are converted to thickness
reduction in mils per year. In this respect, the thickness loss is
an averaged value over the entire surface, where some areas will
have more thickness loss and some less. That is, the corrosion
rate is reported in terms of a mean value with no deviation.
Uniform corrosion rates can be effective for calculating the
thickness loss of bulk structures, although attention must also
be given to the localized forms of corrosion since they may
affect the metal more severely than uniform corrosion. It is
extremely important to note that uniform corrosion rates
should never be used to estimate the extent of localized corrosion
forms.
Research Interests:
Background Why is the effort needed? Current practice for chemical monitoring and control: – is maintenance intensive – requires a skilled technician – requires direct contact with hazardous chemicals – provides inconsistent dosing of... more
Background
Why is the effort needed?
Current practice for chemical monitoring and control:
– is maintenance intensive
– requires a skilled technician
– requires direct contact with hazardous chemicals
– provides inconsistent dosing of chemicals and
inconsistent levels of protection
– is costly
Research Interests:
Basic Approaches to Prevent Corrosion of Aluminium
14 pages, 9 figures
Basic Level
prepared by J. Gazapo, INESPAL, Alicante
Research Interests:
1501- Aluminium:Physical Properties, Characteristics and Alloys Objectives: − to provide a survey of the aluminium alloys available to the user − to describe their various properties − to give an insight into the choice of aluminium for a... more
1501- Aluminium:Physical Properties, Characteristics and Alloys
Objectives:
− to provide a survey of the aluminium alloys available to the user
− to describe their various properties
− to give an insight into the choice of aluminium for a proposed application.
In the context of this lecture not every individual alloy and its properties have been
treated in detail, but rather divided into alloy types with reference to the most commonly
used alloys. For further details on alloy properties the reader is referred to available
databanks like ALUSELECT of the European Aluminium Association (EAA) or to the
European and national materials standards.
Research Interests:
TALAT Lecture 1252- Corrosion and Corrosion Protection 1252.01.02 Corrosion Types ....................................................................................4 (a) General... more
TALAT Lecture 1252- Corrosion and Corrosion Protection
1252.01.02 Corrosion Types ....................................................................................4
(a) General corrosion.............................................................................................5
(b) Crevice corrosion.............................................................................................6
(c) Poultice corrosion ............................................................................................7
(d) Fretting corrosion (also called traffic marking)...............................................7
(e) Stress corrosion................................................................................................8
(f) Galvanic Corrosion ..........................................................................................9
(g) Pitting Corrosion............................................................................................10
(h) Intergranular corrosion and exfoliation .........................................................11
1252.02 Electrochemistry and Aluminium...........................................................11
1252.02.01 Introduction .........................................................................................11
1252.02.02 Kinetic Reactivity................................................................................12
1252.02.03 The Electrochemical Circuit ...............................................................13
1252.02.04 Aluminium as a Cathode.....................................................................13
1252.02.05 Aluminium as an Anode......................................................................14
1252.02.06 Summary of Electrolytic Corrosion .
Research Interests:
Inhibitor Longevity and Deicer Performance Study Ron Wright - ITD Monty Mills – WSDOT Research Plan 􀂄􀂄 Phase One – Determine the longevity of corrosion inhibitors in storage. 􀂄􀂄 Liquids in tanks, agitated and non-agitated. 􀂄􀂄 Solids in... more
Inhibitor Longevity and Deicer
Performance Study
Ron Wright - ITD
Monty Mills – WSDOT
Research Plan
􀂄􀂄 Phase One – Determine the longevity of
corrosion inhibitors in storage.
􀂄􀂄 Liquids in tanks, agitated and non-agitated.
􀂄􀂄 Solids in open piles and covered storage
sheds.
􀂄􀂄 How long does an corrosion inhibitor stay
functional after application?
􀂄􀂄 For black ice control.
􀂄􀂄 During a typical storm event.
Research Interests:
The majority of metals are found in nature in the mineral state, that is, in their stable oxidised condition as oxides, chlorides, carbonates, sulphates, sulphides, etc. The extraction of a metal from the mineral involves a reduction... more
The majority of metals are found in nature in the mineral state, that is, in their stable oxidised condition as oxides, chlorides, carbonates, sulphates, sulphides, etc. The extraction of a metal from the mineral involves a reduction process, which requires a great deal of energy. As a consequence of this large energy input the metal is in a high-energy condition and will endeavour to return to its former stable oxidised low Energy State, as quickly as environmental conditions will allow. It is this energy difference between the pure metal and its oxidised forms which is the driving force for corrosion of the metal. Many corrosion products show a chemical similarity to the corresponding minerals. Iron, for example, is extracted from its ores, mainly oxide and carbonate, by reduction with carbon in a blast furnace. In the presence of moisture and oxygen, the iron metal so obtained is oxidised to rust, which is chemically the same as its ore.
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Corrosion may be defined as the destruction or deterioration in properties of materials by interaction with their environments. It is a natural phenomenon. Engineers generally consider corrosion when dealing with metallic materials.... more
Corrosion may be defined as the destruction or deterioration in properties of materials by interaction with their environments. It is a natural phenomenon. Engineers generally consider corrosion when dealing with metallic materials. However, the process affects all sorts of materials, for example, ceramics, plastics, rubber etc. Rusting of iron and steel is the most common example of corrosion. Swelling in plastics, hardening of rubber, deterioration of paint, and fluxing of the ceramic lining of a furnace are all incidences of corrosion in non metallic materials. Metallurgists may think of corrosion as reverse extractive metallurgy. Metals are extracted from their compounds occurring in nature through extractive metallurgy processes involving considerable expenditure of energy, natural resources, time, and man power. Corrosion works to convert the metal I back into the same compounds.
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Nanoparticle as Carriers for Corrosion Inhibitors
􀂾 Screening Methodology for Organic Corrosion
Inhibitors
􀂾 Corrosion Test Results
Research Interests:
Metals are found on the left side of the periodic table. Most metals are found in nature as compounds not as pure elements. For example the reactive metal sodium is not found as pure sodium (Na) but as the mineral halite otherwise known... more
Metals are found on the left side of the periodic table.
Most metals are found in nature as compounds not as pure
elements.
For example the reactive metal sodium is not found
as pure sodium (Na) but as the mineral halite otherwise known
as sodium chloride (NaCl).
Research Interests:
Control Charts for Measurements
With Subgrouping
(for One Variable)
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A SHORT INTRODUCTION TO CORROSION AND ITS CONTROL
CORROSION OF METALS AND ITS PREVENTION
Research Interests:
Corrosion and Degradation of Materials -2011
Research Interests:
Electrochemical Methods- Chapter 11 Section 11A Overview of Electrochemistry Section 11B Potentiometric Methods Section 11C Coulometric Methods Section 11D Voltammetric and Amperometric Methods Section 11E Key Terms Section 11F Chapter... more
Electrochemical Methods- Chapter 11
Section 11A Overview of Electrochemistry
Section 11B Potentiometric Methods
Section 11C Coulometric Methods
Section 11D Voltammetric and Amperometric Methods
Section 11E Key Terms
Section 11F Chapter Summary
Section 11G Problems
Section 11H Solutions to Practice Exercises
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ELECTROCHEMISTRY Principles, Methods, and Applications
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Introduction to Corrosion
Research Interests:
Electrochemical
Techniques in
Corrosion Science
and Engineering
Research Interests:
5.1 Introduction 332 5.2 Mechanisms, Forms, and Modes of Corrosion Failures 332 5.2.1 Forms of corrosion 332 Uniform (or general) corrosion 333 Pitting 335 Crevice corrosion 336 Galvanic corrosion 339 Selective leaching 344 Erosion... more
5.1 Introduction 332
5.2 Mechanisms, Forms, and Modes of Corrosion Failures 332
5.2.1 Forms of corrosion 332
Uniform (or general) corrosion 333
Pitting 335
Crevice corrosion 336
Galvanic corrosion 339
Selective leaching 344
Erosion corrosion 345
Environmental cracking 346
Intergranular corrosion 349
5.2.2 Modes and submodes of corrosion 352
5.2.3 Corrosion factors 354
5.2.4 The distinction between corrosion-failure mechanisms
and causes 357
5.3 Guidelines for Investigating Corrosion Failures 359
5.4 Prevention of Corrosion Damage 360
5.4.1 Uniform corrosion 362
5.4.2 Galvanic corrosion 363
5.4.3 Pitting 364
5.4.4 Crevice corrosion 365
5.4.5 Intergranular corrosion 365
5.4.6 Selective leaching 366
5.4.7 Erosion corrosion 366
5.4.8 Stress corrosion cracking 366
5.5 Case Histories in Corrosion Failure Analysis 368
References
Research Interests:
Metallurgical Factors Affecting Corrosion in Petroleum and Chemical Industries Abstract: Humans have most likely been trying to understand and control corrosion for as long as they have been using metal objects. With a few exceptions,... more
Metallurgical Factors Affecting Corrosion in Petroleum and Chemical Industries
Abstract:
Humans have most likely been trying to understand and control corrosion for as long as
they have been using metal objects. With a few exceptions, metals are unstable in ordinary
aqueous environments. Certain environments offer opportunities for these metals to
combine chemically with elements to form compounds and return to their lower energy
levels. Corrosion is the primary means by which metals deteriorate. Most metals corrode on
contact with water (and moisture in the air), acids, bases, salts, oils, aggressive metal
polishes, and other solid and liquid chemicals. Metals will also corrode when exposed to
gaseous materials like acid vapors, formaldehyde gas, ammonia gas, and sulfur containing
gases. The production of oil and gas, its transportation and refining, and its subsequent use
as fuel and raw materials for chemicals constitute a complex and demanding process.
Various problems are encountered in this process, and corrosion is the major one. Since
metals are the principal material suffering corrosive deterioration, it is important to develop
a background in the principles of metallurgy to fully understand corrosion. The control of
corrosion through the use of coatings, metallurgy, nonmetallic materials for constructions
cathodic protection and other methods has evolved into a science in its own right and has
created industries devoted solely to corrosion control. Metallurgical factors that affect
corrosion are chemical composition, material structure, grain boundaries, alloying elements,
mechanical properties, heat treatment, surface coating, welding and manufacturing
conditions. Understanding these factors are of great importance to decrease and control
corrosion problem in many industrial applications.
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CORROSION DETECTION AND DIAGNOSIS Contents 1. Introduction 2. Inspection Organization 3. Inspection, Detection and Monitoring Methods 4. Treatment and Analysis of Inspection Results 5. From Diagnosis to Determination of Solutions(s),... more
CORROSION DETECTION AND DIAGNOSIS
Contents
1. Introduction
2. Inspection Organization
3. Inspection, Detection and Monitoring Methods
4. Treatment and Analysis of Inspection Results
5. From Diagnosis to Determination of Solutions(s), Recommendations and Preventive
Actions
Glossary
Bibliography
Biographical Sketches
To cite this chapter
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Personal details Name Loutfy H. Madkour E-mail loutfy_madkour@yahoo.com Preferred name Madkour, Loutfy H. Date / time 2016-05-02 14:51:16 Author profiles Name Author ID Total Correct Madkour, Loutfy H. 7003686193 170 170 Articles per... more
Personal details
Name Loutfy H. Madkour
E-mail loutfy_madkour@yahoo.com

Preferred name Madkour, Loutfy H.
Date / time 2016-05-02 14:51:16

Author profiles
Name Author ID Total Correct
Madkour, Loutfy H. 7003686193
170
170

Articles per profile
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Quantum chemical calculations using the density functional theory (DFT) have been applied to the five kinds of polydentate Schiff base compounds (PSCs), act as inhibitors for iron in aerated 2.0 M HNO3 and 2.0 M NaOH media. The structural... more
Quantum chemical calculations using the density functional theory (DFT) have been applied to the five kinds of polydentate Schiff base compounds (PSCs), act as inhibitors for iron in aerated 2.0 M HNO3 and 2.0 M NaOH media. The structural parameters, such as the frontier molecular orbital energy HOMO (highest occupied molecular orbital), LUMO (lowest unoccupied molecular orbital), energy gap ΔE (ELUMO - EHOMO), the charge distribution, the absolute electronegativity (χ), the fraction of electrons transfer (ΔN) from inhibitors to iron, the dipole moment (μ), the global hardness (η) and the total energy (Etotal) were also calculated and correlated with their inhibition efficiencies (%IE). The inhibition effects of (PSCs) may be explained in terms of electronic properties. The results showed that the (%IE) of PSCs increased with the increase in EHOMO and decrease in ELUMO - EHOMO. The inhibitor molecules were first adsorbed on the iron surface and blocking the reaction sites available for corrosive attack; and the areas containing N and O atoms are most possible sites for bonding by donating electrons to the iron surface through interaction with π-electrons of the aromatic rings, and the azo methine group.
Research Interests:
This investigation is designed to apply an advanced kinetic-thermodynamic model on the experimental data obtained from acidic and alkaline corrosion of iron using mono- and bis-azo dyes as corrosion inhibitors. The inhibition properties... more
This investigation is designed to apply an advanced kinetic-thermodynamic model on the experimental data obtained from acidic and alkaline corrosion of iron using mono- and bis-azo dyes as corrosion inhibitors. The inhibition properties of the tested azo dyes on corrosion of iron in HNO3 and NaOH media were analyzed by gravimetric, thermometric and polarization measurements. The three studied methods gave consistent results. Polarization study showed that all the inhibitors are mixed type in acidic, act mainly as cathodic in alkaline solution. The synthesized azo dye derivatives exhibit good inhibition properties, obeys the Frumkin adsorption isotherm. The large values of the change in the standard free energy of adsorption (ΔGoads), equilibrium constant (Kads) and binding constant (Kb) revealed that the reactions proceed spontaneously and result in highly efficient physisorption mechanism and stronger electrical interaction between the double layer existing at the phase boundary and the adsorbing molecules.
Research Interests:
Most of the industries require water for cooling purpose. The major problems in the industrial use of cooling water systems are corrosion of the metal equipment, contamination of the circulating water with microorganisms and scale... more
Most of the industries require water for cooling purpose. The major problems in the industrial use of cooling water systems are corrosion of the metal equipment, contamination of the circulating water with microorganisms and scale formation. Inhibition of corrosion and scaling can be done by the application of inhibitors.  It is noted that the effect of corrosion inhibitors is always caused by change in the state of surface being protected due to adsorption or formation of hardly soluble compounds with metal cations. Review including extensive listing of various types of organic inhibitors has been published. The molecules most often used as corrosion inhibitors are nitrogen, sulphur, oxygen and phosphorous containing compounds [1-6].  These compounds get adsorbed onto the surface of metal from the bulk of environment forming a film at the metal surface.  The inhibition efficiency increases in the order O < N < S < P [7]. 
The corrosion inhibition of metals in acidic media by different types of organic compounds has been widely studied [8-13]. The inhibition action of organic molecules is primarly due to their adsorption on the surface of the metal through the presence of active centres.
Research Interests:
Prof. Loutfy H. Madkour  is a Full Professor of Physical chemistry and Nanoscience at Tanta University (Egypt) and Al Baha University (Saudi Arabia).He is a contributing Researcher and Editor to Chemistry World. He has more than 20 years... more
Prof. Loutfy H. Madkour  is a Full Professor of Physical chemistry and Nanoscience at Tanta University (Egypt) and Al Baha University (Saudi Arabia).He is a contributing Researcher and Editor to Chemistry World. He has more than 20 years of experience in science: research, writing and editing in condensed-matter, Corrosion Science and Advanced Structured Materials relating to Nanoscience, Nanomaterials, Technology/Nanotechnology/Biotechnology, Cancer Nanomedicine, and  Drug Delivery. He received his BSc, MSc, and PhD in Physical Chemistry from the Cairo, Minia, and Tanta Universities in Egypt, respectively. (h-index 24, Scopus Author ID: 57201889680, 2145 citations).  He has conducted a series of studies in various areas of the field of Physical chemistry: electrochemistry, electroanalytical chemistry, corrosion science, density functional theory (DFT), molecular dynamic simulation, quantum chemistry, theoretical chemistry, chemical equalization principles, nanoscience, nanotechnology, nanomedicine, nanotoxicology, electrometallurgy, analytical chemistry, polarography, electrolytic extraction of heavy metals from natural ores and deposits, electrochemical thermodynamics, and environmental chemistry. His earlier research included the biosynthesis of metallic nanoparticles (MNPs) as well as toxicology studies for pharmacological applications in nanomedicine and therapy. He has published 200 peer-reviewed original research articles, 26 review articles, 5 book chapters and 11 books in the area of physical and environmental chemistry, advanced structural nanomaterials, corrosion science, nanoelectronics materials, cancer nanomedicine, drug delivery and nanotoxicology. He holds a number of different positions at universities in Egypt, Kuwait, Yemen, and Saudi Arabia.Prof. Madkour is appointed as the prestigious Editorial Board member of several international journals. His name has been listed in the top 2% of the most distinguished and influential scientists globally according to the ranking and database of Stanford American University of Scientists globally in (2022). He obtained Award: ISAO in the year (2022): "Lifetime Achievement Award" in the International Scientist Awards on Engineering, Science and Medicine. He obtained Awards: ISAO in the years (2022, 2021 and 2020): "Distinguished Scientist Award" in the International Research Awards on Science, Technology, and Management.He is an editorial board member of several international journals, including International Journal of Industrial Chemistry (IJIC-Springer), International Journal of Ground Sediment & Water, Global Drugs and Therapeutics, Chronicles of Pharmaceutical Science, Journal of Targeted Drug Delivery, UPI Journal of Pharmaceutical, Medical and Health Sciences, Global Journal of Nanomedicine, Clinical Pharmacology and Toxicology Research, Journal of Pharmacology & Pharmaceutical Research, LOJ Pharmacology & Clinical Research, CPQ Medicine, Pharmaceutical Sciences & Analytical Research Journal, Japan Journal of Research, Organic & Medicinal Chemistry International Journal, Nanotechnology & Applications, Materials Science Journal, Journal of Chemical Science and Chemical Engineering, United Journal of Nanotechnology and Medicine, Clinical Practice (Therapy), Journal of Materials New Horizons, Journal of Radiology and Medical Imaging (MedDocs Publishers), World Journal of Pharmacy and Pharmaceutical Sciences, Journal of Material Science and Technology Research, Ecronicon: EC Clinical & Medical Case Reports (ECCMC), Medical Research and Health Sciences, and Acta Scientific Women's Health Journal, PHARMACOGNOSY Journal, Journal of Community Medicine and Health Care Management, Environmental Degradation of Materials of Frontiers in Materials, Journal of Cancer Therapy and Research, Journal of Materials and Polymer Science, Journal of Clinical and Biomedical Investigation, Radiology & Imaging Journal, International Journal in Pharmaceutical Sciences (IJPS), EC Clinical and Medical Case Reports, BOHR International Journal of Pharmaceutical Studies (BIJOPS), General medicine and Clinical Practice, Journal of Gastroenterology Hepatology and Digestive Disorders, International Journal of Organic and Inorganic Chemistry, ACTA SCIENTIFIC PHARMACEUTICAL SCIENCES, Medvix publications LLC, International Journal of Cardiology Research & Reviews, International Journal of Nursing Care and Research and International Journal of Medical Science and Clinical Invention (IJMSCI) and He has been uploaded as an esteemed member of the Editorial Board at   Universal Library of Chemistry. https://ulopenaccess.com/ulpages/editorialboardUlche

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● Loutfy H. Madkour
Prof. Loutfy H. Madkour: Professor of Physical chemistry, Nanoscience and Nanotechnology
Chemistry Department, Faculty of Science, Tanta University, 31527, Tanta, Egypt
E-mail address: loutfy_madkour@yahoo.com & lha.madkour@gmail.com
Tel. +201026724286 (Egypt) & +20403355352     
Prof. Loutfy H. Madkour Professor of physical chemistry and electro analytical chemistry at Chemistry Department, Faculty of Science, Al Baha University, Saudi Arabia. Scopus Author Identifier: Scopus Author ID: 57190212951; Scopus Author... more
Prof. Loutfy H. Madkour Professor of physical chemistry and electro analytical chemistry at Chemistry Department, Faculty of Science, Al Baha University, Saudi Arabia. Scopus Author Identifier: Scopus Author ID: 57190212951; Scopus Author ID: 57191194828; Scopus Author ID: 57191842842 and ORCID ID Orcid.org/0000-0002-3101-8356. Received his B.Sc., M.Sc. and Ph.D. from the Cairo, Minia and Tanta Universities of the AR Egypt, respectively. He worked as a lecturer chemistry at the Tanta University since 1982 and as a professor of physical chemistry in 1999. His research fields are physical chemistry, electro-chemistry, corrosion science, density functional theory, molecular dynamic simulation, quantum, theoretical chemistry, chemical equalization principles, nanoscience, nanotechnology, electrometallurgy, electro-analytical chemistry, analytical chemistry, polarography, electrolytic extraction of heavy metals from natural ores and deposits, electrochemical thermodynamics and environmental chemistry. Prof. Madkour has authored/co-authored over 150 articles in international peer-reviewed journals, including Eight books and two critical reviews in the area of physical chemistry, practical and applied chemistry, corrosion science and nanoscience. Prof. Madkour is serving in different positions in Egypt, Kuwait, Yemen, and Saudi Arabia. He is editor board member of several international journals. He is a reviewer for many international journals. He is a member of many international societies, including American Association for the Advancement of Science (AAAS), European Desalination Society (EDS), Egyptian Chemical Society (E C S), Egyptian Corrosion Bulletin Society and American Chemical Society (A C S).
Research Interests:
Resume Loutfy H. Madkour: Professor of physical chemistry and electro analytical chemistry at Chemistry Department, Faculty of Science, Al Baha University, Saudi Arabia. Scopus Author Identifier: Scopus Author ID: 57190212951;... more
Resume
Loutfy H. Madkour: Professor of physical chemistry and electro analytical chemistry at Chemistry Department, Faculty of Science, Al Baha University, Saudi Arabia. Scopus Author Identifier: Scopus Author ID: 57190212951; 57191194828; 57191842842 and ORCID ID Orcid.org/0000-0002-3101-8356. Received his B.Sc., M.Sc. and Ph.D. from the Cairo, Minia and Tanta Universities of the AR Egypt, respectively. He worked as a lecturer chemistry at the Tanta University since 1982 and as a professor of physical chemistry in 1999. His research fields are physical chemistry, electrochemistry, corrosion science, density functional theory, molecular dynamic simulation, quantum, theoretical chemistry, chemical equalization principles, nanoscience, nanotechnology, nanomedicine; electrometallurgy, electroanalytical chemistry, analytical chemistry, polarography, electrolytic extraction of heavy metals from natural ores and deposits, electrochemical thermodynamics and environmental chemistry. Prof. Madkour has authored/co-authored over 150 research articles in international peer-reviewed journals, including four books and ten critical reviews in the area of physical chemistry, practical and applied chemistry, corrosion science and nanoscience. He is serving in different positions in Egypt, Kuwait, Yemen, and Saudi Arabia. Prof. Madkour is appointed as the prestigious editorial board member of several international journals such as: International Journal of Industrial Chemistry (IJIC) Published by the SPRINGER;  International Journal of Ground Sediment & Water; E-Cronicon Chemistry (EC Chemistry); BAOJ Chemistry; Global Drugs and Therapeutics (GDT); Chronicles of Pharmaceutical Science (ISSN 2572-7761) journal; Journal of Targeted Drug Delivery. UNIQUE PUB INTERNATIONAL UPI Journal of Pharmaceutical, Medical and Health Sciences; and Global Journal of Nanomedicine (GJN) ISSN: 2573-2374. Research and Reviews in Computational Chemistry Journal Link: http://rrcchemistry.com/index. php/rrcc/announcement/view/1 and Journal of Pharmaceutical sciences-current research (JPSCR) in the area of Pharmaceutical, Pharmacology, Journal of Pharmacology & Pharmaceutical Research (JPPR) and Archives of Pharmacy & Pharmacology Research journal- APPR. He is a reviewer for many international at ELSEVIER and SPRINGER journals. He is a member for many interested international societies, including American Association for the Advancement of Science (AAAS), European Desalination Society (EDS), Egyptian Chemical Society (ECS), Egyptian Corrosion Bulletin Society and American Chemical Society (ACS).
E-mail address: loutfy_madkour@yahoo.comlha.madkour@gmail.comlmadkour@bu.edu.sa
Research Interests:
This study consists of two parts. In the first part, the inhibitive performance of six mono-azo dye (MAD_ 1 –6 ) derivatives was investigated experimentally (gravimetric, thermometric, UV–visible spec- trophotometric and electrochemical... more
This study consists of two parts. In the first part, the inhibitive performance of six mono-azo dye (MAD_ 1 –6 ) derivatives was investigated experimentally (gravimetric, thermometric, UV–visible spec- trophotometric and electrochemical potentiostatic methods) and computationally against corrosion of Fe metal in 2 M HNO 3 and 2 M NaOH solutions. Density functional theory (DFT) calculations and molec- ular dynamics simulation (MDS) approach were performed. Quantum chemical parameters such as the highest occupied molecular orbital energy ( E HOMO ), lowest unoccupied molecular orbital energy ( E LUMO ), the energy gap between E LUMO and E HOMO ( E ), dipole moment ( D ), chemical hardness ( η), softness ( σ), electronegativity ( χ), proton affinity, global electrophilicity ( ω), global nucleophilicity ( ε) and total energy (sum of electronic and zero-point energies) were calculated and discussed with the help of HF/SDD, HF/6- 311 G, HF/6-31 ++ G, B3LYP/SDD, B3LYP/6-311 G and B3LYP/6-31 ++ G methods. Polarization measurements indicate that (MAD) compounds are of mixed-type inhibitor in acidic, act mainly as cathodic in alkaline solution. Kinetic model involving binding constant ( K b ), active sites ( 1/y ) and standard free energy values of adsorption ( G o ) were compared with the parameters of equilibrium constant ( K ads ), lateral interac- tion ( f ) and ( G o ), that obtained from Frumkin adsorption isotherm model. Then, we calculated binding energies on Fe (110) surface of the inhibitors. The theoretical data obtained are in good agreement with the experimental inhibition efficiency results.
Research Interests:
Professor LOUTFY HAMID MADKOUR Scopus Author Identifier: 6701732721 Professor of Physical Chemistry, Saudi Arabia ORCID 0000-0002-3101-8356 Prof. LOUTFY HAMID MADKOUR Professor of Physical Chemistry and Electro analytical Chemistry.... more
Professor LOUTFY HAMID MADKOUR Scopus Author Identifier: 6701732721 Professor of Physical Chemistry, Saudi Arabia ORCID 0000-0002-3101-8356 Prof. LOUTFY HAMID MADKOUR Professor of Physical Chemistry and Electro analytical Chemistry. Scopus Author Identifier: 6701732721 E-mail: Loutfy_madkour@yahoo.com Mobile: 002/01008808079 (Egypt). Mobile: 00966/505265029 (Saudi Arabia). Prof. LOUTFY H. MADKOUR graduated as B. Sc. Chem. in 1972 at Cairo University and as M.Sc. Electrometallurgy at Menia University in 1979. In 1982 He obtained his Ph.D.in Physical and Electro analytical chemistry at Tanta University. Prof. Dr. MADKOUR, s special research interests are: Physical chemistry, Electrochemistry, Corrosion, Electrometallurgy, Electro analytical chemistry, Analytical chemistry, Polarography, Electrolytic extraction of heavy metals from natural ores and deposits, electrochemical thermodynamics, and Environmental chemistry. Prof. MADKOUR is serving in different positions in Egypt, Republic of Yemen, Kuwait and Kingdom of Saudi Arabia. Prof. LOUTFY. H. MADKOUR joined now again from 24 Oct. 2012 as Professor for Physical and Electro analytical Chemistry. at Chemistry Department, Faculty of Science and Arts, Baljarashi, Al-Baha University P.O. Box 1988, Al-Baha, Kingdom of Saudi Arabia (KSA) till now. Biography Updated on 20 Sep 2015 Scholarly.
Research Interests:
LOUTFY HAMID MADKOUR Scopus Author Identifier: 6701732721
Research Interests:
(1) Loutfy H. Madkour , S. K. Elroby. “Inhibitive properties, thermodynamic, kinetics and quantum chemical calculations of polydentate Schiff base compounds as corrosion inhibitors for iron in acidic and alkaline media”. International... more
(1) Loutfy H. Madkour , S. K. Elroby. “Inhibitive properties, thermodynamic, kinetics and quantum chemical calculations of polydentate Schiff base compounds as corrosion inhibitors for iron in acidic and alkaline media”. International Journal of Industrial Chemistry Volume 6. Number 3.September (2015).
http://link.springer.com/article/10.1007/s40090-015-0039-7/fulltext.html
http://link.springer.com/article/10.1007/s40090-015-0039-7
(2)  Loutfy H. Madkour , U.A. Zinhome. “Inhibition, kinetic and thermodynamic effects of new Azo derivatives on iron corrosion in acidic and alkaline solutions”. Standard Scientific Research and Essays Vol 2(13): 705-724, December Special Issue (2014) (ISSN: 2310-7502) http://www.standresjournals.org/journals/SSRE
(3) Loutfy H. Madkour , S. K. Elroby. “Correlation between corrosion inhibitive effect and quantum molecular structure of Schiff bases for iron in acidic and alkaline media”. Standard Scientific Research and Essays Vol 2(13): 680-704, December Special Issue (2014) (ISSN: 2310-7502) http://www.standresjournals.org/journals/SSRE
(4) Loutfy H. Madkour “Electro-Thermal and Semiconductivity Behaviour of Natural Sintered Complex Carbonate Ore for Thermo-Technological Applications”
Hindawi Publishing Corporation, Journal of Geochemistry Volume (2014), Article ID 451782, 10 pages http://dx.doi.org/10.1155/2014/451782

(5) Loutfy H. Madkour , S. K. Elroby. “Aminic nitrogen- bearing polydentate Schiff base compounds as corrosion inhibitors for iron in acidic and alkaline media: A combined experimental and DFT studies”. Journal of Corrosion Science and Engineering, Volume 17, (2014).
(6) Loutfy H. Madkour, U.A. Zinhome. . “Kinetic-thermodynamic studies of substituted mono- and bis- azo dyes as corrosion inhibitors for iron in nitric acid and sodium hydroxide solutions”. Journal of Corrosion Science and Engineering, Volume 15, (2012).
Research Interests:
[1] Editorial board member of: International Journal of Industrial Chemistry (IJIC) Published by the Springer. em@editorialmanager.com... more
[1] Editorial board member of: International Journal of Industrial Chemistry (IJIC) Published by the Springer. em@editorialmanager.com http://www.springer.com/chemistry/industrial+chemistry+and+chemical+engineering/journal/40090?detailsPage=editorialBoard

[2] Editorial board member of: E-Cronicon Chemistry (EC Chemistry)
        https://www.ecronicon.com/chemistry.php
        https://www.ecronicon.com/chemistry-editorial-panel.php

[3] Editorial board member of: BAOJ Chemistry
        http://bioaccent.org/chemistry/index.php
        http://bioaccent.org/chemistry/editorialboard.php
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Table of Content: December Special Issue 2014; Volume 2 Issue 13
Research Interests:
(Madkour LH)
Research Interests:
Prof. LOUTFY HAMID MADKOUR 6701732721
Research Interests:
Select authored documents by Madkour, Loutfy H. Madkour
Research Interests:
ORCID 0000-0002-3101-8356
Research Interests:
Professor LOUTFY HAMID MADKOUR Scopus Author Identifier: 6701732721 Professor of Physical Chemistry, Saudi Arabia ORCID 0000-0002-3101-8356 Prof. LOUTFY HAMID MADKOUR Professor of Physical Chemistry and Electro analytical Chemistry.... more
Professor LOUTFY HAMID MADKOUR Scopus Author Identifier: 6701732721 Professor of Physical Chemistry, Saudi Arabia ORCID 0000-0002-3101-8356 Prof. LOUTFY HAMID MADKOUR Professor of Physical Chemistry and Electro analytical Chemistry. Scopus Author Identifier: 6701732721 E-mail: Loutfy_madkour@yahoo.com
Research Interests:
WEB OF SCIENCE    : Madkour LH
Research Interests:
. Prof. LOUTFY. H. MADKOUR joined now again from 24 Oct. 2012 as Professor for Physical and Electro analytical Chemistry. at Chemistry Department, Faculty of Science and Arts, Baljarashi, Al-Baha University P.O. Box 1988, Al-Baha, Kingdom... more
. Prof. LOUTFY. H. MADKOUR joined now again from 24 Oct. 2012 as Professor for Physical and Electro analytical Chemistry. at Chemistry Department, Faculty of Science and Arts, Baljarashi, Al-Baha University P.O. Box 1988, Al-Baha, Kingdom of Saudi Arabia (KSA)
Research Interests: