Can Laser Light Cool Semiconductors?

Mansoor Sheik-Bahae, Richard I. Epstein
2004 Physical Review Letters  
Laser cooling in semiconductors is theoretically investigated including arbitrary external efficiency and photon recycling. Experimental conditions needed to attain net cooling in GaAs are derived.
doi:10.1103/physrevlett.92.247403 pmid:15245131 fatcat:kcvodpwibrhv5kufwoamnrdydq