Institution: | L. V. Kirenskii Institute of Physics, Siberian Branch of the Academy of Sciences of the USSR, 660036 Krasnoyarsk, USSRInstitute of Nuclear Physics, Siberian Branch of the Academy of Sciences of the USSR, 630090 Novosibirsk, USSRL. V. Kirenskii Institute of Physics, Siberian Branch of the Academy of Sciences of the USSR, 660036 Krasnoyarsk, USSR. |