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DE69029694D1 - Verfahren und vorrichtung zur analyse der teilchengrösse - Google Patents

Verfahren und vorrichtung zur analyse der teilchengrösse

Info

Publication number
DE69029694D1
DE69029694D1 DE69029694T DE69029694T DE69029694D1 DE 69029694 D1 DE69029694 D1 DE 69029694D1 DE 69029694 T DE69029694 T DE 69029694T DE 69029694 T DE69029694 T DE 69029694T DE 69029694 D1 DE69029694 D1 DE 69029694D1
Authority
DE
Germany
Prior art keywords
light scattered
optical
angular range
input axis
resolution measurements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69029694T
Other languages
English (en)
Other versions
DE69029694T2 (de
Inventor
Steven Bott
Harry Mckinley
W Hart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beckman Coulter Inc
Original Assignee
Coulter Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Coulter Electronics Inc filed Critical Coulter Electronics Inc
Publication of DE69029694D1 publication Critical patent/DE69029694D1/de
Application granted granted Critical
Publication of DE69029694T2 publication Critical patent/DE69029694T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4711—Multiangle measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4711—Multiangle measurement
    • G01N2021/4716—Using a ring of sensors, or a combination of diaphragm and sensors; Annular sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/064—Stray light conditioning
    • G01N2201/0642—Light traps; baffles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE69029694T 1989-03-03 1990-03-01 Verfahren und vorrichtung zur analyse der teilchengrösse Expired - Lifetime DE69029694T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/319,370 US5056918A (en) 1989-03-03 1989-03-03 Method and apparatus for particle size analysis
PCT/US1990/001140 WO1990010216A1 (en) 1989-03-03 1990-03-01 Method and apparatus for particle size analysis

Publications (2)

Publication Number Publication Date
DE69029694D1 true DE69029694D1 (de) 1997-02-27
DE69029694T2 DE69029694T2 (de) 1997-07-31

Family

ID=23241963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029694T Expired - Lifetime DE69029694T2 (de) 1989-03-03 1990-03-01 Verfahren und vorrichtung zur analyse der teilchengrösse

Country Status (6)

Country Link
US (1) US5056918A (de)
EP (1) EP0416067B1 (de)
JP (1) JP2825644B2 (de)
AT (1) ATE147857T1 (de)
DE (1) DE69029694T2 (de)
WO (1) WO1990010216A1 (de)

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JPH081482Y2 (ja) * 1990-11-17 1996-01-17 株式会社堀場製作所 粒度分布測定装置
JP2863874B2 (ja) * 1990-12-30 1999-03-03 株式会社堀場製作所 粒度分布測定装置
GB2284050B (en) * 1991-02-05 1995-08-02 Marconi Gec Ltd Gaseous suspension particle size measurement
US5282151A (en) * 1991-02-28 1994-01-25 Particle Measuring Systems, Inc. Submicron diameter particle detection utilizing high density array
FR2688308B1 (fr) * 1992-03-04 1994-05-27 Cilas Granulometre a laser.
DE4228388B4 (de) * 1992-08-26 2005-03-03 Sympatec Gmbh System-Partikel-Technik Vorrichtung zur Bestimmung von Partikelgrößen und/oder Partikelgrößenverteilungen
NL9301446A (nl) * 1993-08-20 1995-03-16 Univ Delft Tech Werkwijze en inrichting voor het meten van vormeigenschappen van deeltjes.
US5576827A (en) * 1994-04-15 1996-11-19 Micromeritics Instrument Corporation Apparatus and method for determining the size distribution of particles by light scattering
US5540494A (en) * 1994-06-03 1996-07-30 Purvis, Jr.; Norman B. Method and apparatus for determining absolute particle size, surface area and volume normalized fluorescence using forward angle light scatter intensity in flow cytometry
US5835211A (en) * 1996-03-28 1998-11-10 Particle Sizing Systems, Inc. Single-particle optical sensor with improved sensitivity and dynamic size range
US6519032B1 (en) * 1998-04-03 2003-02-11 Symyx Technologies, Inc. Fiber optic apparatus and use thereof in combinatorial material science
US6507400B1 (en) 1999-02-27 2003-01-14 Mwi, Inc. Optical system for multi-part differential particle discrimination and an apparatus using the same
US6646742B1 (en) 2000-02-19 2003-11-11 Mwi, Inc. Optical device and method for multi-angle laser light scatter
US6639674B2 (en) * 2000-03-28 2003-10-28 Board Of Regents, The University Of Texas System Methods and apparatus for polarized reflectance spectroscopy
US6859276B2 (en) * 2003-01-24 2005-02-22 Coulter International Corp. Extracted polarization intensity differential scattering for particle characterization
US7142298B2 (en) * 2003-09-29 2006-11-28 Shaw Intellectual Property Holdings, Inc. Particulate monitor
US7365835B2 (en) * 2003-12-02 2008-04-29 California Institute Of Technology Dark-field laser-scattering microscope for analyzing single macromolecules
EP1784912A4 (de) * 2004-07-30 2012-03-14 Biovigilant Systems Inc Pathogen- und partikeldetektorsystem und -verfahren
CN101223560B (zh) 2005-07-15 2012-12-12 百维吉伦特系统有限公司 病原体和颗粒的检测器系统和方法
DE102006019138B4 (de) * 2006-04-21 2021-06-10 Fritsch Gmbh Partikeluntersuchungsgerät mit Vergrößerungsbereich
WO2008005228A2 (en) 2006-06-30 2008-01-10 Omnova Solutions Inc. Coating compositions and related products and methods
JP5546454B2 (ja) * 2007-08-15 2014-07-09 マルベルン インスツルメンツ リミテッド 広幅分光計
US8628976B2 (en) 2007-12-03 2014-01-14 Azbil BioVigilant, Inc. Method for the detection of biologic particle contamination
KR101805941B1 (ko) * 2010-03-10 2017-12-06 베크만 컬터, 인코포레이티드 입자 분석기에서의 펄스 파라미터 발생
EP2633364B1 (de) * 2010-10-25 2023-09-06 Nikon Corporation Vorrichtung, optische anordnung, verfahren zur untersuchung oder vermessung eines objektes und verfahren zur herstellung einer struktur
DE102012102363A1 (de) * 2011-08-17 2013-02-21 Technische Universität Darmstadt Verfahren und Vorrichtung zur Bestimmung der Größe eines transparenten Teilchens
DE102013220004A1 (de) 2013-10-02 2015-04-02 Siemens Aktiengesellschaft Vorrichtung und Verfahren zum Bestimmen von Größen von Partikeln in einem Fluid
EP3086155A1 (de) * 2015-04-23 2016-10-26 Fundació Institut de Ciències Fotòniques Bildzytometer zur charakterisierung und quantifizierung von teilchenförmigen proben
US10113945B2 (en) * 2016-05-10 2018-10-30 Microtrac Inc. Method and apparatus for combining measurements of particle characteristics using light scattering and optical imaging
US9897524B1 (en) * 2016-05-10 2018-02-20 Microtrac Inc. Method and apparatus for measurement of particle characteristics using light scattering and optical imaging
US10712251B2 (en) * 2018-01-17 2020-07-14 En'urga, Inc. System for estimating planar drop sizes
DE102018119081A1 (de) * 2018-08-06 2020-02-06 Foshan Sensicfusion Technology Co., Ltd. Ein Verfahren und eine Vorrichtung zum Zählen von Luftpartikeln
CN111678846B (zh) * 2020-06-12 2023-03-07 中国人民解放军战略支援部队航天工程大学 基于米氏散射理论和夫琅禾费衍射理论二维喷雾场测量方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1802269C3 (de) * 1968-10-10 1979-09-27 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Verfahren zum Messen der Konzentration und/oder Größe von Schwebstoffteilchen
US3809478A (en) * 1970-11-23 1974-05-07 J Talbot Analysis and representation of the size, shape and orientation characteristics of the components of a system
CH549796A (de) * 1971-03-29 1974-05-31 Sigrist Willy Verfahren zur messung von in einer fluessigkeit suspendierten stoffen und einrichtung zur ausfuehrung des verfahrens.
US3873206A (en) * 1973-10-03 1975-03-25 Leeds & Northrup Co Method for determining a specific characteristic of fluid suspended particles
US4052600A (en) * 1975-01-06 1977-10-04 Leeds & Northrup Company Measurement of statistical parameters of a distribution of suspended particles
US4017186A (en) * 1975-03-05 1977-04-12 Environmental Systems Corporation Electro-optical method and system for in situ measurements of particulate mass density
US4037965A (en) * 1976-03-23 1977-07-26 Leeds & Northrup Company Method and optical means for determining dimensional characteristics of the particle distribution in a collection of particles
US4134679A (en) * 1976-11-05 1979-01-16 Leeds & Northrup Company Determining the volume and the volume distribution of suspended small particles
US4099875A (en) * 1977-02-07 1978-07-11 Sperry Rand Corporation Coaxial multi-detector system and method for measuring the extinction coefficient of an atmospheric scattering medium
US4167335A (en) * 1977-12-16 1979-09-11 Leeds & Northrup Company Apparatus and method for linearizing a volume loading measurement utilizing particle scattering
US4341471A (en) * 1979-01-02 1982-07-27 Coulter Electronics, Inc. Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems
US4286876A (en) * 1979-01-02 1981-09-01 Coulter Electronics, Inc. Apparatus and method for measuring scattering of light in particle detection systems
US4274741A (en) * 1979-09-26 1981-06-23 Compagnie Industrielle Des Lasers Device for determining the granulometric composition of a mixture of particles by diffraction of light
US4541719A (en) * 1982-07-20 1985-09-17 Wyatt Philip J Method and apparatus for characterizing microparticles and measuring their response to their environment
US4648715A (en) * 1982-09-07 1987-03-10 Langley-Ford Instruments A Division Of Coulter Electronics Of N.E. Electrophoretic light scattering with plural reference beams, apparatus and method
US4595291A (en) * 1982-10-15 1986-06-17 Tokyo Shibaura Denki Kabushiki Kaisha Particle diameter measuring device
US4679939A (en) * 1985-12-23 1987-07-14 The United States Of America As Represented By The Secretary Of The Air Firce In situ small particle diagnostics
US4676641A (en) * 1986-01-08 1987-06-30 Coulter Electronics Of New England, Inc. System for measuring the size distribution of particles dispersed in a fluid

Also Published As

Publication number Publication date
ATE147857T1 (de) 1997-02-15
JP2825644B2 (ja) 1998-11-18
JPH03505130A (ja) 1991-11-07
EP0416067B1 (de) 1997-01-15
EP0416067A1 (de) 1991-03-13
WO1990010216A1 (en) 1990-09-07
US5056918A (en) 1991-10-15
DE69029694T2 (de) 1997-07-31
EP0416067A4 (en) 1992-07-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: COULTER INTERNATIONAL CORP., MIAMI, FLA., US