IT1104569B - Procedimento per la misurazione fotoottica del comportamento assorbente di mezzi solidi,liquidi e gassosi - Google Patents

Procedimento per la misurazione fotoottica del comportamento assorbente di mezzi solidi,liquidi e gassosi

Info

Publication number
IT1104569B
IT1104569B IT20614/77A IT2061477A IT1104569B IT 1104569 B IT1104569 B IT 1104569B IT 20614/77 A IT20614/77 A IT 20614/77A IT 2061477 A IT2061477 A IT 2061477A IT 1104569 B IT1104569 B IT 1104569B
Authority
IT
Italy
Prior art keywords
photoptical
procedure
measurement
solid
liquid
Prior art date
Application number
IT20614/77A
Other languages
English (en)
Italian (it)
Original Assignee
Leybold Heraeus Gmbh & Co Kg
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 Leybold Heraeus Gmbh & Co Kg filed Critical Leybold Heraeus Gmbh & Co Kg
Application granted granted Critical
Publication of IT1104569B publication Critical patent/IT1104569B/it

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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • 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
    • G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/34—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker
    • G01J1/36—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker using electric radiation 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 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
    • G01N2021/317—Special constructive features

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)
IT20614/77A 1976-04-02 1977-02-23 Procedimento per la misurazione fotoottica del comportamento assorbente di mezzi solidi,liquidi e gassosi IT1104569B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2614181A DE2614181C3 (de) 1976-04-02 1976-04-02 Verfahren zur Messung des optischen Absorptionsvermögens von Proben und Vorrichtung zur Durchführung des Verfahrens

Publications (1)

Publication Number Publication Date
IT1104569B true IT1104569B (it) 1985-10-21

Family

ID=5974230

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20614/77A IT1104569B (it) 1976-04-02 1977-02-23 Procedimento per la misurazione fotoottica del comportamento assorbente di mezzi solidi,liquidi e gassosi

Country Status (5)

Country Link
US (1) US4101221A (US20020095090A1-20020718-M00002.png)
DE (1) DE2614181C3 (US20020095090A1-20020718-M00002.png)
FR (1) FR2346711A1 (US20020095090A1-20020718-M00002.png)
GB (1) GB1566157A (US20020095090A1-20020718-M00002.png)
IT (1) IT1104569B (US20020095090A1-20020718-M00002.png)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200791A (en) * 1978-10-11 1980-04-29 Andros Incorporated Gas analyzer and gas analyzing method
JPS58158377U (ja) * 1982-04-19 1983-10-22 旭光学工業株式会社 光波距離計の切換シヤツタ−
US4420687A (en) * 1982-10-28 1983-12-13 Teledyne Ind Non-dispersive infrared gas analyzer
DE3328171A1 (de) * 1983-08-04 1985-02-14 Leybold-Heraeus GmbH, 5000 Köln Kuevette fuer gasanalysengeraete
US4560881A (en) * 1984-03-13 1985-12-24 Syntex (U.S.A.) Inc. Method and apparatus for enhanced detection of electromagnetic signals
DE3504140A1 (de) * 1985-02-07 1986-08-07 Hartmann & Braun Ag, 6000 Frankfurt Rotierende modulationseinrichtung
DE3604815A1 (de) * 1986-02-15 1987-08-20 Zeiss Carl Fa Mikroskopphotometer
DE3638787A1 (de) * 1986-11-13 1988-05-26 Leybold Ag Mehrkanaliges gasanalysegeraet mit mindestens zwei gaskuevetten und mit lichtquellen
US4954714A (en) * 1988-09-26 1990-09-04 Hsc Research Development Corporation Apparatus for time-resolved photography of fluorescence
DE3940141A1 (de) * 1989-12-05 1991-06-06 Rosemount Gmbh & Co Verfahren zur direkten, messtechnischen darstellung einer differenzmessgroesse in ihrer korrekten physikalischen einheit
DE4111187C2 (de) * 1991-04-06 1994-11-24 Lfe Lab Fuer Ind Forschung Gmb Verfahren zur Messung des optischen Absorptionsvermögens von Proben unter Eliminierung des Anzeigefehlers hinsichtlich gas-physikalischer Eigenschaften und Vorrichtung zur Durchführung des Verfahrens
JP3078983B2 (ja) * 1994-03-30 2000-08-21 株式会社堀場製作所 油分濃度計
DE19547787C1 (de) * 1995-12-20 1997-04-17 Siemens Ag Zweistrahl-Gasanalysator und Verfahren zu seiner Kalibrierung
DE19608907C1 (de) * 1996-03-07 1997-04-03 Siemens Ag Nichtdispersiver Gasanalysator
AU8472698A (en) * 1997-06-25 1999-01-04 Waters Instruments, Inc. Means and method for measuring absorption of radiation-scattering samples
DE102004028077A1 (de) * 2004-06-09 2005-12-29 Tyco Electronics Raychem Gmbh Gassensoranordnung mit verkürzter Einschwingzeit
DE102005008042A1 (de) * 2004-07-30 2006-03-23 Abb Patent Gmbh Einrichtung und Verfahren zur Kalibrierung der Empfindlichkeit eines Fotometers
US7609380B2 (en) * 2005-11-14 2009-10-27 Schlumberger Technology Corporation Real-time calibration for downhole spectrometer
DE102006016855A1 (de) 2006-04-07 2007-10-11 Emerson Process Management Gmbh & Co. Ohg Verfahren und Vorrichtung zur Messung der optischen Absorption von Proben
DE102009036114B3 (de) * 2009-08-05 2010-09-02 Dräger Safety AG & Co. KGaA Infrarot-Optische Gasmesseinrichtung
WO2011031235A1 (en) * 2009-09-14 2011-03-17 Nitto Denko Corporation A detection method
DE102009059962B4 (de) * 2009-12-22 2011-09-01 Siemens Aktiengesellschaft NDIR-Zweistrahl-Gasanalysator und Verfahren zur Bestimmung der Konzentration einer Messgaskomponente in einem Gasgemisch mittels eines solchen Gasanalysators
EP2580575B1 (de) * 2010-06-11 2020-11-11 Abb Ag Reduzierung der schwingungsempfindlichkeit bei ndir-zweistrahlfotometern
DE102011080086B4 (de) * 2011-07-29 2016-04-28 Siemens Aktiengesellschaft Verfahren zur Messung der Konzentration einer Gaskomponente in einem Messgas
DE102014111093A1 (de) * 2014-08-05 2016-02-11 Valeo Schalter Und Sensoren Gmbh Sensorvorrichtung zum Bestimmen einer Konzentration eines Fluids, Fahrerassistenzsystem, Kraftfahrzeug sowie Verfahren
JP6345051B2 (ja) 2014-09-10 2018-06-20 キヤノン株式会社 画像形成装置
AT521624B1 (de) * 2019-01-17 2020-03-15 Scan Messtechnik Gmbh Vorrichtung und Verfahren zum Erfassen von Eigenschaften eines zu untersuchenden Fluids
DE102020101218A1 (de) * 2020-01-20 2021-07-22 UMS - Umwelt-, Membran- und Sensortechnik GmbH & Co. KG Gassensor mit sporadisch betriebener Referenzlichtquelle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679185A (en) * 1952-08-01 1954-05-25 Perkin Elmer Corp Apparatus using monochromatic radiation of different wavelengths
US3131349A (en) * 1954-02-23 1964-04-28 Applied Physics Corp Spectrophotometer pulse amplitude ratio measuring means with feedback amplifier for noise and drift compensation
DE1772389A1 (de) * 1968-05-08 1971-04-22 Bodenseewerk Perkin Elmer Co Zweistrahlphotometer
US3825762A (en) * 1972-08-08 1974-07-23 J White Apparatus for measuring luminescent radiation
US3808436A (en) * 1973-06-28 1974-04-30 Sensors Inc Apparatus for gas analyses
US4008394A (en) * 1973-06-28 1977-02-15 Sensors, Inc. Gas analyzing

Also Published As

Publication number Publication date
GB1566157A (en) 1980-04-30
FR2346711A1 (fr) 1977-10-28
DE2614181C3 (de) 1981-08-20
FR2346711B1 (US20020095090A1-20020718-M00002.png) 1981-02-06
US4101221A (en) 1978-07-18
DE2614181B2 (de) 1980-11-20
DE2614181A1 (de) 1977-10-20

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