Numerical examination of the operation modes of a weakly relativistic oversized backward wave oscillator Yamazaki, Hoshiyuki ; Takagi, Hirokazu ; Tanaka, Hidekazu ; Ogura, Kazuo Abstract Publication: Journal of Plasma Physics Pub Date: December 2006 DOI: 10.1017/S0022377806005290 Bibcode: 2006JPlPh..72..915Y