TY - RPRT TI - Nonradiative relaxation in tunable solid state laser crystals AU - Gayen, S. K. AU - Wang, W. B. AU - Petricevic, V. AU - Alfano, R. R. PY - 1986 UR - https://ntrs.nasa.gov/citations/19870043786 ID - 19870043786 ER -