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Experimental observation of superradiance in pyrene-doped diphenyl crystals

P. V. Zinov’evPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovS. V. LopinaPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovYu. V. NaboĭkinPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovN. B. SilaevaPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, Kharkov
ABI

Abstract

We have studied the superradiance of pyrene-doped diphenyl molecular crystals over the temperature range 1.5−40 K. The experimental results1) are presented along with several proposed mechanisms for the creation of coherence among the pyrene impurity molecules.

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