Thermionic emission properties of refractory compounds and materials based on them (a review)
1974 ◽
Vol 13
(10)
◽
pp. 836-842
◽
2014 ◽
Vol 611
◽
pp. 130-134
◽
Keyword(s):
2011 ◽
Vol 26
(10)
◽
pp. 1116-1120
◽
Keyword(s):