IT998966B - PLASMA EMISSION SPECTROSCOPY - Google Patents

PLASMA EMISSION SPECTROSCOPY

Info

Publication number
IT998966B
IT998966B IT30576/73A IT3057673A IT998966B IT 998966 B IT998966 B IT 998966B IT 30576/73 A IT30576/73 A IT 30576/73A IT 3057673 A IT3057673 A IT 3057673A IT 998966 B IT998966 B IT 998966B
Authority
IT
Italy
Prior art keywords
plasma emission
emission spectroscopy
spectroscopy
plasma
emission
Prior art date
Application number
IT30576/73A
Other languages
Italian (it)
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT998966B publication Critical patent/IT998966B/en

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
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/73—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
    • 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
    • G01J3/36—Investigating two or more bands of a spectrum by separate detectors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/0006—Investigating plasma, e.g. measuring the degree of ionisation or the electron temperature
    • H05H1/0012—Investigating plasma, e.g. measuring the degree of ionisation or the electron temperature using electromagnetic or particle radiation, e.g. interferometry
    • H05H1/0037—Investigating plasma, e.g. measuring the degree of ionisation or the electron temperature using electromagnetic or particle radiation, e.g. interferometry by spectrometry

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
IT30576/73A 1972-10-26 1973-10-25 PLASMA EMISSION SPECTROSCOPY IT998966B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4946672A GB1447972A (en) 1972-10-26 1972-10-26 Plasma emission spectroscopy

Publications (1)

Publication Number Publication Date
IT998966B true IT998966B (en) 1976-02-20

Family

ID=10452441

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30576/73A IT998966B (en) 1972-10-26 1973-10-25 PLASMA EMISSION SPECTROSCOPY

Country Status (9)

Country Link
US (1) US3894803A (en)
JP (2) JPS49135675A (en)
BE (1) BE806611A (en)
CA (1) CA1019472A (en)
DE (1) DE2353817A1 (en)
FR (1) FR2204801B1 (en)
GB (1) GB1447972A (en)
IT (1) IT998966B (en)
NL (1) NL7314598A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH638611A5 (en) * 1978-12-12 1983-09-30 Loepfe Ag Geb DEVICE FOR MEASURING A CROSS DIMENSION OF A RUNNING OBJECT, IN PARTICULAR THREAD.
JPS58120154A (en) * 1982-01-12 1983-07-16 Hitachi Ltd Monitoring method for distribution of plasma
US5009099A (en) * 1989-05-09 1991-04-23 Varian Associates, Inc. Background correction method for use in gas chromatography

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577814A (en) * 1946-02-27 1951-12-11 Dow Chemical Co Photoelectric instrument for direct spectrochemical analysis by the internal standard method
US3610759A (en) * 1967-06-14 1971-10-05 Mercantile Safe Deposit And Tr Method and apparatus for analyzing atomic spectra of gas samples
US3565567A (en) * 1968-06-25 1971-02-23 Bausch & Lomb Method of and apparatus for measuring the presence and/or concentration of an element in an atomic vapor
US3588252A (en) * 1969-09-17 1971-06-28 Baird Atomic Inc Background suppression system for optical spectrometer
GB1353013A (en) * 1970-03-02 1974-05-15 Johnson Matthey Co Ltd Spectrometers and spectrometry
US3650630A (en) * 1970-06-12 1972-03-21 Baird Atomic Inc Forced zero subsystem, particularly for electro-optic background cancellation systems

Also Published As

Publication number Publication date
JPS49135675A (en) 1974-12-27
NL7314598A (en) 1974-05-01
DE2353817A1 (en) 1974-06-12
FR2204801A1 (en) 1974-05-24
FR2204801B1 (en) 1977-08-12
GB1447972A (en) 1976-09-02
JPS57116857U (en) 1982-07-20
US3894803A (en) 1975-07-15
CA1019472A (en) 1977-10-18
BE806611A (en) 1974-04-26

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