GB1236049A - Improvements in or relating to sample analysis by irradiation - Google Patents

Improvements in or relating to sample analysis by irradiation

Info

Publication number
GB1236049A
GB1236049A GB44173/68A GB4417368A GB1236049A GB 1236049 A GB1236049 A GB 1236049A GB 44173/68 A GB44173/68 A GB 44173/68A GB 4417368 A GB4417368 A GB 4417368A GB 1236049 A GB1236049 A GB 1236049A
Authority
GB
United Kingdom
Prior art keywords
chamber
pressure
tube
aperture
pump
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
GB44173/68A
Other languages
English (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 GB1236049A publication Critical patent/GB1236049A/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
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/2204—Specimen supports therefor; Sample conveying means therefore
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/07—Investigating materials by wave or particle radiation secondary emission
    • G01N2223/076—X-ray fluorescence

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB44173/68A 1967-09-18 1968-09-17 Improvements in or relating to sample analysis by irradiation Expired GB1236049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU54494 1967-09-18

Publications (1)

Publication Number Publication Date
GB1236049A true GB1236049A (en) 1971-06-16

Family

ID=19725339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44173/68A Expired GB1236049A (en) 1967-09-18 1968-09-17 Improvements in or relating to sample analysis by irradiation

Country Status (8)

Country Link
US (1) US3617738A (enExample)
BE (1) BE720090A (enExample)
CH (1) CH507516A (enExample)
DE (1) DE1798251A1 (enExample)
FR (1) FR1579962A (enExample)
GB (1) GB1236049A (enExample)
LU (1) LU54494A1 (enExample)
NL (1) NL6813325A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1398513A (en) * 1971-05-18 1975-06-25 Drayton W B D Electron probe instruments
FR2175667B1 (enExample) * 1972-03-17 1974-08-02 Aquitaine Petrole

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3356844A (en) * 1963-07-02 1967-12-05 Centre Nat Rech Metall Rotatable sample changer for an electron probe microanalyzer having means for maintaining a vacuum in the analysis chamber
GB1092803A (en) * 1964-06-03 1967-11-29 Ass Elect Ind Improvements in or relating to mass spectrometers
BE668106A (enExample) * 1964-09-28

Also Published As

Publication number Publication date
FR1579962A (enExample) 1969-08-29
LU54494A1 (enExample) 1969-06-24
BE720090A (enExample) 1969-02-03
US3617738A (en) 1971-11-02
NL6813325A (enExample) 1969-03-20
DE1798251A1 (de) 1972-02-10
CH507516A (fr) 1971-05-15

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