VACUUM TECHNIQUES IN MASS SPECTROMETRY EMPLOYING TITANIUM PUMPS (in French)
Journal Article
·
· Vide (France) Changed to Vide, Couches Minces
OSTI ID:4709783
Vacuum techniques in mass spectrometry are discussed. A description is given of an original demountable vacuum seal with a teflon gasket, a cold trap, a leak, and a stopcock, all bakable. The pumping of a mass spectrometer with titanium-ion pumps was studied on residual spectrum and on isotopic ratio determination of CO/sub 2/ and UF/sub 6/. The low helium pumping speed of titanium pumps was applied to show it is possible to detect as low as 2.10/sup -3/ ppm of helium in a mixture. (auth)
- Research Organization:
- TSF, Orsay, France
- NSA Number:
- NSA-17-025576
- OSTI ID:
- 4709783
- Journal Information:
- Vide (France) Changed to Vide, Couches Minces, Journal Name: Vide (France) Changed to Vide, Couches Minces Vol. Vol: 18; ISSN VIDEA
- Country of Publication:
- Country unknown/Code not available
- Language:
- French
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