Optical Refrigeration in Nd-Doped Yttrium Aluminum Garnet
- 14 October 1968
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 21 (16) , 1172-1175
- https://doi.org/10.1103/physrevlett.21.1172
Abstract
Optical refrigeration has been observed by subjecting single crystals of yttrium aluminum garnet and Nd-doped yttrium aluminum garnet to intense 1.064-μ laser radiation. In addition to this first observation of optical refrigeration, the present experiments yield a very accurate value for the fluorescent quantum efficiency of Nd-doped yttrium aluminum garnet.Keywords
This publication has 4 references indexed in Scilit:
- Laser Transition Cross Section and Fluorescence Branching Ratio forin Yttrium Aluminum GarnetPhysical Review B, 1968
- Quantum Equivalent of the Carnot CyclePhysical Review B, 1967
- Possibility of Optical Cooling of RubyJournal of the Physics Society Japan, 1963
- Thermodynamic Limitation on the Conversion of Heat into LightJournal of the Optical Society of America, 1960