TY JOUR TI Experimental Studies of the Characteristics of Photocatodes of the Ultraviolet Range of the Spectrum KW photoemissive elements KW generators of ultrashort electromagnetic pulses KW magnesium-barium alloy KW cesium iodide KW thermal vacuum sputtering KW electrical strength KW quantum efficiency JO Infocommunications and Radio Technologies AU Pkhaiko, N.A. AU Kondratyev, A.A. AU Pakhomov, S.N. AU Potapov, A.V. AU Sorokin, I.A. AU Tishchenko, A.S. PY 2022 IS 5 PB Federal State Educational Institution of Higher Education Sevastopol State University