Sun, 27 Jul 2008 07:40:42 BST CiteULike: dchen's Balda http://www.citeulike.org/user/dchen/author/Balda CiteULike.org en-gb Copyright © 2004-2008 citeulike.org http://www.citeulike.org/user/dchen/article/2754392 <i>Physical Review Letters, Vol. 97, No. 3. (2006)</i><br /><br />We report the first observation of anti-Stokes laser-induced cooling in the Er3+:KPb2Cl5 crystal and in the Er3+:CNBZn (CdF2-CdCl2-NaF-BaF2-BaCl2-ZnF2) glass. The internal cooling efficiencies have been calculated by using photothermal deflection spectroscopy. Thermal scans acquired with an infrared thermal camera proved the bulk cooling capability of the studied samples. The implications of these results are discussed. Anti-Stokes Laser Cooling in Bulk Erbium-Doped Materials Joaquin Fernandez Angel Rolindes Balda doi:10.1103/PhysRevLett.97.033001 Physical Review Letters, Vol. 97, No. 3. (2006) 2008-05-04T18:58:31-00:00 2006 Physical Review Letters 97 3 APS 2006 cool focus laser material