FR2363102A1 - METHOD AND DEVICE FOR MEASURING THE CONCENTRATION OF MOLECULES PRESENTING A SELECTIVE SPECTRUM IN A SAMPLE SUBSTANCE - Google Patents

METHOD AND DEVICE FOR MEASURING THE CONCENTRATION OF MOLECULES PRESENTING A SELECTIVE SPECTRUM IN A SAMPLE SUBSTANCE

Info

Publication number
FR2363102A1
FR2363102A1 FR7726195A FR7726195A FR2363102A1 FR 2363102 A1 FR2363102 A1 FR 2363102A1 FR 7726195 A FR7726195 A FR 7726195A FR 7726195 A FR7726195 A FR 7726195A FR 2363102 A1 FR2363102 A1 FR 2363102A1
Authority
FR
France
Prior art keywords
concentration
measuring
sample substance
selective spectrum
molecules presenting
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.)
Granted
Application number
FR7726195A
Other languages
French (fr)
Other versions
FR2363102B1 (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2363102A1 publication Critical patent/FR2363102A1/en
Application granted granted Critical
Publication of FR2363102B1 publication Critical patent/FR2363102B1/fr
Granted legal-status Critical Current

Links

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 sub-millimetre waves, infrared, visible or ultraviolet 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)

Abstract

L'invention concerne un procédé et dispositif pour la mesure de la concentration en molécules, présentant un spectre sélectif, dans une substance d'échantillon. Le dispositif comporte deux lumières d'excitation monochromatiques de proches longueurs d'onde, ainsi que des moyens électroniques de traitement de la lumière émise. Application : mesure de concentration.The invention relates to a method and device for measuring the concentration of molecules having a selective spectrum in a sample substance. The device comprises two monochromatic excitation lights of close wavelengths, as well as electronic means for processing the emitted light. Application: concentration measurement.

FR7726195A 1976-08-30 1977-08-29 METHOD AND DEVICE FOR MEASURING THE CONCENTRATION OF MOLECULES PRESENTING A SELECTIVE SPECTRUM IN A SAMPLE SUBSTANCE Granted FR2363102A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26667/76A IT1065378B (en) 1976-08-30 1976-08-30 PROCEDURE AND APPARATUS TO MEASURE THE CONCENTRATION OF A SELECTIVE SPECTRUM MOLECULE IN A SAMPLE SUBSTANCE

Publications (2)

Publication Number Publication Date
FR2363102A1 true FR2363102A1 (en) 1978-03-24
FR2363102B1 FR2363102B1 (en) 1981-12-11

Family

ID=11219997

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726195A Granted FR2363102A1 (en) 1976-08-30 1977-08-29 METHOD AND DEVICE FOR MEASURING THE CONCENTRATION OF MOLECULES PRESENTING A SELECTIVE SPECTRUM IN A SAMPLE SUBSTANCE

Country Status (5)

Country Link
JP (1) JPS5341286A (en)
DE (1) DE2736950A1 (en)
FR (1) FR2363102A1 (en)
GB (1) GB1591202A (en)
IT (1) IT1065378B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118143A (en) * 1981-01-14 1982-07-22 Hitachi Ltd Laser raman spectrochemical apparatus for removing fluorescence
GB2093911A (en) * 1981-02-27 1982-09-08 Ford Motor Co Ic engine cylinder head combustion chambers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619061A (en) * 1968-05-27 1971-11-09 Technicon Instr Apparatus for simultaneous multielement analysis by atomic fluorescence spectroscopy
DE1798385A1 (en) * 1968-08-02 1972-01-20 Bolko Dr Brauser Method and device for the photometric examination of, in particular, biological samples
US3676005A (en) * 1971-03-17 1972-07-11 Britton Chance Rapid-scanning dual wavelength spectrophotometer
FR2248494A1 (en) * 1973-10-17 1975-05-16 Philips Nv
US3971951A (en) * 1973-10-17 1976-07-27 Nippon Kogaku K.K. Apparatus for measuring two different fluorescences of a sample

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619061A (en) * 1968-05-27 1971-11-09 Technicon Instr Apparatus for simultaneous multielement analysis by atomic fluorescence spectroscopy
DE1798385A1 (en) * 1968-08-02 1972-01-20 Bolko Dr Brauser Method and device for the photometric examination of, in particular, biological samples
US3676005A (en) * 1971-03-17 1972-07-11 Britton Chance Rapid-scanning dual wavelength spectrophotometer
FR2248494A1 (en) * 1973-10-17 1975-05-16 Philips Nv
US3971951A (en) * 1973-10-17 1976-07-27 Nippon Kogaku K.K. Apparatus for measuring two different fluorescences of a sample

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV8106/75 *

Also Published As

Publication number Publication date
JPS5341286A (en) 1978-04-14
DE2736950A1 (en) 1978-03-09
FR2363102B1 (en) 1981-12-11
GB1591202A (en) 1981-06-17
IT1065378B (en) 1985-02-25

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