FR1520442A - Method and installation for measuring and recording the absorption of electromagnetic radiation - Google Patents

Method and installation for measuring and recording the absorption of electromagnetic radiation

Info

Publication number
FR1520442A
FR1520442A FR88463A FR88463A FR1520442A FR 1520442 A FR1520442 A FR 1520442A FR 88463 A FR88463 A FR 88463A FR 88463 A FR88463 A FR 88463A FR 1520442 A FR1520442 A FR 1520442A
Authority
FR
France
Prior art keywords
absorption
recording
installation
measuring
electromagnetic radiation
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
FR88463A
Other languages
French (fr)
Inventor
Vilhelm Einar Stellan Hjerten
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
Priority claimed from SE16626/65A external-priority patent/SE329022B/xx
Application filed filed Critical
Priority to FR88463A priority Critical patent/FR1520442A/en
Application granted granted Critical
Publication of FR1520442A publication Critical patent/FR1520442A/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
    • 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
FR88463A 1965-12-22 1966-12-22 Method and installation for measuring and recording the absorption of electromagnetic radiation Expired FR1520442A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR88463A FR1520442A (en) 1965-12-22 1966-12-22 Method and installation for measuring and recording the absorption of electromagnetic radiation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE16626/65A SE329022B (en) 1965-12-22 1965-12-22
FR88463A FR1520442A (en) 1965-12-22 1966-12-22 Method and installation for measuring and recording the absorption of electromagnetic radiation

Publications (1)

Publication Number Publication Date
FR1520442A true FR1520442A (en) 1968-04-12

Family

ID=26174407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR88463A Expired FR1520442A (en) 1965-12-22 1966-12-22 Method and installation for measuring and recording the absorption of electromagnetic radiation

Country Status (1)

Country Link
FR (1) FR1520442A (en)

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