Liquid helium cryopump and reliable opening device for a balloon-borne mass spectrometer.

Rev Sci Instrum

Belgian Institute for Space Aeronomy, Ringlaan 3, B-1180 Brussels, Belgium.Leybold-Heraeus, GmbH CO-KG, Gaedestrasse, 5 Cologne 51, West Germany.

Published: June 1978

The design, technical characteristics, and test and flight results of a liquid helium cryopump and an opening device operating on board a balloon-borne mass spectrometer combining a cryopump and a quadrupole mass filter are reported. The gas inlet of this mass spectrometer is opened through a simple and reliable remote-controlled system, which is also described.

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Source
http://dx.doi.org/10.1063/1.1135614DOI Listing

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