ZhETF, Vol. 48,
No. 6,
p. 1529 (December 1965)
(English translation - JETP,
Vol. 21,
No. 6,
p. 1023,
December 1965
)
The issue content is only available in english translation.
Stimulated Emission from Er3+ Ions in CaF2
Yu. K. Voron'ko, G.M. Zverev, A.M. Prokhorov
Received: June 23, 1964
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