Bruno et al., 1989 - Google Patents
On-column capillary flow cell utilizing optical waveguides for chromatographic applicationsBruno et al., 1989
- Document ID
- 5792749140958786151
- Author
- Bruno A
- Gassmann E
- Pericles N
- Anton K
- Publication year
- Publication venue
- Analytical Chemistry
External Links
Snippet
INTRODUCTION The development of small optical detectors for microbore and capillary chromatographic techniques is gaining considerable momentum (1-3). The demand for improvements in presently available modelsor, these improvements beingin-adequate, for …
- 210000001736 Capillaries 0 title abstract description 73
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/74—Optical detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/26—Conditioning of the fluid carrier; Flow patterns
- G01N30/38—Flow patterns
-
- 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
- G01N21/55—Specular reflectivity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/447—Systems using electrophoresis
- G01N27/44704—Details; Accessories
- G01N27/44717—Arrangements for investigating the separated zones, e.g. localising zones
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/90—Plate chromatography, e.g. thin layer or paper chromatography
- G01N30/94—Development
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- G02B6/00—Light guides
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
-
- 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
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
-
- 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 |
|---|---|---|
| Bruno et al. | On-column capillary flow cell utilizing optical waveguides for chromatographic applications | |
| Bruin et al. | Optimization and evaluation of the performance of arrangements for UV detection in high-resolution separations using fused-silica capillaries | |
| Barth et al. | Column liquid chromatography | |
| EP0616211B1 (en) | Optical detection arrangement for small volume chemical analysis of fluid samples | |
| US5917606A (en) | Photometric flow apparatus for small sample volumes and method of making same | |
| US5444807A (en) | Micro chemical analysis employing flow through detectors | |
| US5235409A (en) | Optical detection system for capillary separation columns | |
| US5153679A (en) | Apparatus and process for measuring light absorbance or fluorescence in liquid samples | |
| JPH08500183A (en) | Spectroscopic device for the analysis of small and trace substances | |
| JP3432222B2 (en) | Capillary flow cell for multiple wavelength detection | |
| JP3186375B2 (en) | Capillary detector cell and method for optimizing its performance | |
| JPS5985945A (en) | Liquid chromatograph device and its analysis method | |
| Nolan et al. | Photothermal refraction as a microbore liquid chromatography detector in femtomole amino acid determination | |
| US9557293B2 (en) | High-throughput multi-laser wave mixing detection methods and apparatus | |
| CN100354620C (en) | Method and apparatus for measuring light transmissivity | |
| JPH09264840A (en) | Absorber | |
| US11598757B2 (en) | Methods and systems for efficient separation of polarized UV light | |
| Kenmore et al. | Refractive-index detection by interferometric backscatter in packed-capillary high-performance liquid chromatography | |
| US10668407B2 (en) | Supercritical fluid chromatography laser wave mixing detection methods and apparatus | |
| Schmoll et al. | Statistical Test of Optical Fibers for Use in PMAS, the Potsdam Multi‐Aperture Spectrophotometer | |
| EP0529541B1 (en) | Double beam detector system for liquid chromatography | |
| CN104316629A (en) | Liquid phase multi-channel detector device | |
| Abbas et al. | Optical properties of axial-illumination flow cells for simultaneous absorbance-fluorescence detection in micro liquid chromatography | |
| Brown et al. | Interfacing a fiber-optic probe to a diode array UV-visible spectrophotometer for drug dissolution tests | |
| US7420665B2 (en) | Optical detection device with reduced light throughput oscillations |