Starting energy and current for a large diameter backward wave oscillator

K. Minami, K. Ogura, Y. Aiba, M. R. Amin, T. Watanabe, Y. Carmel, W. W. Destler, V. L. Granatstein

Research output: Contribution to journalConference articlepeer-review

Abstract

This paper designs a large diameter backward wave oscillator (LD-BWO) operating at 24 GHz high power microwaves without decreasing D. eventhough the physical processes involved in the MWCGs are complicated. This paper finds that there exists a starting energy in addition to starting current in electron beam for initiating microwave oscillation, if the finite length L of slow wave structure (SWS) is taken into account. As a result, it was found that the intensity of output radiation from the designed LB-BWO is expected to be weak, because of small h. However, the output can be drastically enhanced, in the case that the coupling of the radiation with anomalous Doppler electron cyclotron resonance exists.

Original languageEnglish
Pages (from-to)197
Number of pages1
JournalIEEE International Conference on Plasma Science
StatePublished - 1 Dec 1994
Externally publishedYes
EventProceedings of the IEEE International Conference on Plasma Science - Santa Fe, NM, USA
Duration: 6 Jun 19948 Jun 1994

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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