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Wire winding increases lifetime of oxide coated cathodesRefractory-metal heater base wound with a thin refractory metal wire increases the longevity of oxide-coated cathodes. The wire-wound unit is impregnated with the required thickness of metal oxide. This cathode is useful in magnetohydrodynamic systems and in electron tubes.
Document ID
19650000032
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Kerslake, W.
Vargo, D.
Date Acquired
August 2, 2013
Publication Date
February 1, 1965
Subject Category
Materials
Report/Patent Number
LEW-154
Report Number: LEW-154
Accession Number
65B10032
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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