Krasnova G. М. RussiaSaratov Saratov State University, ul. Astrakhanskaya, 83, Saratov, 410012, Russia krasnovagm@rambler.ru Author's articles ABOUT CURRENT STATE HIGH FREQUENCY VACUUM ELECTRONIC AND MICROELECTRONIC DEVICES WITH FIELD EMISSION THEORY OF PREGENERATION MODE IN BWO IN THE FRAME OF TWO-DIMENSIONAL MODEL ON TWODIMENSIONAL LINEAR THEORY OF INTERACTION BETWEEN ELECTRON BEAM AND TRAVELING ELECTROMAGNETIC WAVE: ALLOWING FOR INFLUENCE OF SPACE CHARGE IN A THIN BEAM MODEL