D. Dimitrov

Electron beam emission from a diamond-amplifier cathode.

I. Ben-Zvi, J. Kewisch, E. Wang, 2010, Physical review letters.

Numerical simulation of high-power virtual-cathode reflex triode driven by repetitive short pulse electron gun

J. Barroso, P. Raimondi, I. Spassovsky, 1996 .