共 22 条
[1]
ALBERT D, 1954, J APPL PHYS, V25, P202
[3]
AMAKASU, 1955, VIDE, V10, P366
[4]
ANDERSON SD, 1954, THESIS U MINNESOTA
[5]
HAXBY BV, 1955, PHYS REV, V99, P1636
[6]
HEADRICK LB, 1936, PHYS REV, V50, P1094
[7]
HERRMANN G, 1951, OXIDE COATED CATHODE, V2, P181
[9]
LANGE H, 1928, Z HOCHFREQUENZ, V31, P133
[10]
LANGE H, 1928, Z HOCHFREQ, V31, P105