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GB1042928A - Improvements in or relating to methods of spectrophotometry and apparatus for practising same - Google Patents

Improvements in or relating to methods of spectrophotometry and apparatus for practising same

Info

Publication number
GB1042928A
GB1042928A GB2731863A GB2731863A GB1042928A GB 1042928 A GB1042928 A GB 1042928A GB 2731863 A GB2731863 A GB 2731863A GB 2731863 A GB2731863 A GB 2731863A GB 1042928 A GB1042928 A GB 1042928A
Authority
GB
United Kingdom
Prior art keywords
spectrophotometry
relating
methods
practising
same
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
Application number
GB2731863A
Inventor
Andre Coste
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of GB1042928A publication Critical patent/GB1042928A/en
Expired 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
    • G01N21/17—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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J3/427—Dual wavelengths spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J2001/4242—Modulated light, e.g. for synchronizing source and detector circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
    • G01J3/32—Investigating bands of a spectrum in sequence by a single detector
    • G01J2003/326—Scanning mask, plate, chopper, e.g. small spectrum interval

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB2731863A 1962-07-10 1963-07-10 Improvements in or relating to methods of spectrophotometry and apparatus for practising same Expired GB1042928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR903543A FR1338403A (en) 1962-07-10 1962-07-10 Spectrophotometric method and device comprising application

Publications (1)

Publication Number Publication Date
GB1042928A true GB1042928A (en) 1966-09-21

Family

ID=8782888

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2731863A Expired GB1042928A (en) 1962-07-10 1963-07-10 Improvements in or relating to methods of spectrophotometry and apparatus for practising same

Country Status (4)

Country Link
DE (1) DE1295886B (en)
FR (1) FR1338403A (en)
GB (1) GB1042928A (en)
LU (1) LU43983A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2215612A1 (en) * 1973-01-26 1974-08-23 Baxter Laboratories Inc

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594083A (en) * 1969-07-07 1971-07-20 Barringer Research Ltd Spectrometer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631489A (en) * 1949-01-12 1953-03-17 Marcel J E Golay Monochromator
US2652742A (en) * 1950-11-09 1953-09-22 Commw Scient Ind Res Org Monochromator
US2757568A (en) * 1951-08-10 1956-08-07 Leeds & Northrup Co Monochromator system for spectrochemical analysis
US2834246A (en) * 1954-06-16 1958-05-13 Laurence W Foskett Method and apparatus for absorption spectra analysis
DE1107417B (en) * 1959-04-10 1961-05-25 Continental Elektro Ind Ag Photometric device for comparing four light currents, which are assigned to each other in pairs and to be compared with each other within this assignment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2215612A1 (en) * 1973-01-26 1974-08-23 Baxter Laboratories Inc

Also Published As

Publication number Publication date
DE1295886B (en) 1969-05-22
FR1338403A (en) 1963-09-27
LU43983A1 (en) 1963-09-03

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