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Liquid gallium rotary electric contractDue to its low vapor pressure, gallium, when substituted for mercury in a liquid slip ring system, transmits substantial amounts of electrical current to rotating components in an ultrahigh vacuum. It features low electrical loss, little or no wear, and long maintenance-free life.
Document ID
19690000138
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Przybyszewski, J. S.
Date Acquired
August 5, 2013
Publication Date
May 1, 1969
Subject Category
Materials
Report/Patent Number
LEW-10828
Accession Number
69B10138
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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