PHYSICS

The tetragonal luminescence centre of the $\mathrm{Eu}^{3+}$ ion in $\mathrm{CaF}_2$

G. B. Bokii, L. S. Gaigerova, M. I. Gaĭduk, O. F. Dudnik, È. N. Murav'ev

Institute of Radio Engineering and Electronics, Academy of Sciences of the USSR

UDC: 548.0:535.37

Received: 27.04.1967