Experimental high power plasma-filled backward wave oscillator results

K. Minami, W. R. Lou, W. W. Destler, R. A. Kehs, V. L. Granatstein, Y. Carmel

Research output: Contribution to conferencePaperpeer-review

Abstract

Previous results by Yu. V. Tkach et al. (1975) have indicated that a background gas can be used to increase the output microwave power of relativistic backward wave oscillators (BWOs) two or three times the vacuum case. In the authors' experiments, two methods of plasma production were investigated in detail: (1) the use of the electron beam to ionize a background gas, and (2) the use of a plasma gun to inject a background plasma into the slow-wave structure of a BWO. It was found in the first case that there was a resonant increase in microwave power at a particular pressure of the background gas by a factor of ten. In the second case, power also increased compared with power production in vacuum.

Original languageEnglish
Pages101
Number of pages1
StatePublished - 1 Dec 1988
Externally publishedYes
EventIEEE International Conference on Plasma Science - 1988 - Seattle, WA, USA
Duration: 6 Jun 19888 Jun 1988

Conference

ConferenceIEEE International Conference on Plasma Science - 1988
CitySeattle, WA, USA
Period6/06/888/06/88

ASJC Scopus subject areas

  • General Engineering

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