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Pulsed mode cathodeA cathode in an MPD thruster has an internal heater and utilizes low work function material. The cathode is preheated to operating temperature, and then the thruster is fired by discharging a capacitor bank in a pulse forming network.
Document ID
19950008102
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Myers, Roger M. (NASA Lewis Research Center Cleveland, OH, United States)
Rawlin, Vinvent K. (NASA Lewis Research Center Cleveland, OH, United States)
Date Acquired
August 17, 2013
Publication Date
October 25, 1994
Subject Category
Electronics And Electrical Engineering
Report/Patent Number
Patent Number: US-PATENT-5,357,747
Patent Number: NASA-CASE-LEW-15753-1
Patent Application Number: US-PATENT-APPL-SN-081893
Accession Number
95N14516
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-5,357,747|NASA-CASE-LEW-15753-1
Patent Application
US-PATENT-APPL-SN-081893

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