JETP, Vol. 22,
No. 4,
p. 710 (April 1966)
(Russian original - ZhETF,
Vol. 49,
No. 4,
p. 1022,
April 1966
)
Optical Relaxation of Ho3+ and Er3+ Ions in the CaF2 Lattice (Type I) in the Visible Wavelength Region
Yu. K. Voron'ko, A.A. Kaminskii, V.V. Osiko
Received: April 8, 1965
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