Page 136 - Handbook of Lasers
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3+
                               luminescence and stimulated emission of the  disordered  gallate  LaSr Ga O -Nd ,
                                                                                             20
                                                                                          11
                                                                                       2
                               Inorg. Mater. (USSR) 22, 1635 (1986).
                                                                                  3+
                         235.  Voronko, Yu. K. and Sychugov, V. I., The stimulated emission of Er  ions in CaF  at l =
                                                                                             2
                               8456 Å and l = 8548 Å, Phys. Stat. Sol. 25, K 119 (1968).
                         236.  Kaminskii,  A.  A.,  Pavlyuk,  A.  A.,  Balashov,  I.  F.  et  al.,  Stimulated  emission  by
                                           3+
                               KY(WO ) -Er  crystals at 0.85, 1.73 and 2.8 mm at 300 K, Inorg. Mater. (USSR)  14,
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                               1765 (1978).
                         237.  Zhekov, V. I., Zubov, B. V., Lobchev, V. A., Murina, T. M., Prokhorov, A. M., and Shevd',
                                                                                  4
                                                                          4
                               A. F., Mechanism of a population inversion between the  I 11/2  and  I 13/2  levels of the Er 3+
                               ion in Y Al O  crystals, Sov. J. Quantum Electron. 10, 428 (1980).
                                      3
                                         5
                                           12
                                                                                  3+
                         238.  Pinto, J. F., Esterowitz, L., and Quarles, G. J., High performance Ce :LiSrAlF /LiCaAlF 6
                                                                                           6
                               UV lasers with extended tunability, Electron. Lett. 31, 2009 (1995).
                         239.  Kaminskii, A. A., Butaeva, T. I., Fedorov, V. A., Bagdasarov, Kh. S., and Petrosyan, A. G.,
                               Absorption, luminescence and stimulated emission investigations in Lu Al O -Er 3+
                                                                                              12
                                                                                         3
                                                                                            5
                               crystals, Phys. Stat. Sol. 39a, 541 (1977).
                         240.  Kaminskii, A. A., Shkadarevich, A. P., Mill, B. V., Koptev, V. G., Butashin, A. V., and
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                               Demidovich, A. A., Wide-band tunable stimulated emission of Cr  ions in the trigonal
                               crystal La Ga 5.5 Nb 0.5 O , Inorg. Mater. (USSR) 23, 1700 (1987).
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                                                  14
                         241.  Kaminskii, A. A., Stimulated-emission  spectroscopy  of  activated  laser  crystals  with
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