Radiation-pressure self-cooling of a micromirror in a cryogenic environment S. Gröblacher, S. Gigan, H. R. Böhm, A. Zeilinger and M. Aspelmeyer EPL, 81 5 (2008) 54003 Published online: 12 February 2008 DOI: 10.1209/0295-5075/81/54003