[St.Petersburg State Tech. Univ International University Conference on Electronics and Radiophysics of Ultra-High Frequencies - St Petersburg, Russia (24-28 May 1999)] Proceedings International University Conference 'Electronics and Radiophysics of Ultra-High Frequencies' (Cat. No.99EX356) - The deceleration of electrons in nonuniform electrostatic field and vacuum microelectronics microwave devices with active anode