[go: up one dir, main page]

Malik et al., 2025 - Google Patents

Swept-source NIR-II Raman Excitation Spectroscopy–A Fast Alternative to Conventional Spontaneous Raman Spectroscopy

Malik et al., 2025

Document ID
1820165176173005730
Author
Malik M
Hsieh C
Liu Q
Publication year
Publication venue
IEEE Transactions on Instrumentation and Measurement

External Links

Snippet

Various improved Raman techniques such as coherent, resonant, and surface-enhanced Raman scattering, have been reported to boost Raman signals over spontaneous Raman spectroscopy (RS). However, a high-speed spontaneous RS system remains highly …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • 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 infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G01N2021/653—Coherent methods [CARS]
    • 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 infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • 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 infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • 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 infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/28—Investigating the spectrum
    • G01J3/44—Raman spectrometry; Scattering spectrometry; Fluorescence spectrometry
    • G01J3/4406—Fluorescence spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/28—Investigating the spectrum
    • G01J3/30—Measuring the intensity of spectral line directly on the spectrum itself
    • G01J3/36—Investigating two or more bands of a spectrum by separate detectors
    • 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 infra-red, visible or ultra-violet light
    • G01N21/84—Systems specially adapted for particular applications
    • 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 infra-red, visible or ultra-violet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • 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
    • G01N2201/062—LED's
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/02—Details
    • G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter

Similar Documents

Publication Publication Date Title
Becker Fluorescence lifetime imaging–techniques and applications
Butler et al. Using Raman spectroscopy to characterize biological materials
US12281941B2 (en) System and method for hyperspectral imaging in highly scattering media by the spectral phasor approach using two filters
Vanna et al. Vibrational imaging for label-free cancer diagnosis and classification
US20070223006A1 (en) Systems and methods for performing rapid fluorescence lifetime, excitation and emission spectral measurements
Becker et al. High-speed FLIM data acquisition by time-correlated single-photon counting
Byrne et al. Raman microscopy: complement or competitor?
JP5575355B2 (en) UV protection effect evaluation device
Usai et al. Separating fluorescence from Raman spectra using a CMOS SPAD TCSPC line sensor for biomedical applications
Li et al. Super‐Multiplex Nonlinear Optical Imaging Unscrambles the Statistical Complexity of Cancer Subtypes and Tumor Microenvironment
Corden et al. Time-gated Raman spectroscopy for biomedical application under ambient or strong background light conditions
Santos et al. Implementation of a novel low‐noise InGaAs detector enabling rapid near‐infrared multichannel Raman spectroscopy of pigmented biological samples
US20100141938A1 (en) Method and apparatus for detection of analytes
Zhang Accelerated hyperspectral imaging via temporal compressive sensing
Kanno et al. High-speed fluorescence lifetime imaging microscopy: techniques, applications, and prospects
WO2021233903A1 (en) Optical detector
US11953440B2 (en) Method and apparatus for simultaneous nonlinear excitation and detection of different chromophores across a wide spectral range using ultra-broadband light pulses and time-resolved detection
Ehrlich et al. Fibre optic time-resolved spectroscopy using CMOS-SPAD arrays
Malik et al. Swept-source NIR-II Raman Excitation Spectroscopy–A Fast Alternative to Conventional Spontaneous Raman Spectroscopy
Malik et al. Investigation of equivalence between non-resonant Raman excitation spectroscopy and conventional Raman spectroscopy
Adams et al. Simultaneous spectral temporal modelling for a time-resolved fluorescence emission spectrum
Keppler et al. Dynamic nitrogen vacancy magnetometry by single-shot optical streaking microscopy
CN114813699B (en) A quantum-enhanced Raman spectrum correlation detection device
Jiang et al. Quasi-real-time fluorescence imaging with lifetime dependent contrast
Oldenburg et al. Plasmon-resonant gold nanorods provide spectroscopic OCT contrast in excised human breast tumors