An all-optical quantum gate in a semiconductor quantum dot

Li, X. ; Wu, Y. ; Steel, D. ; Gammon, D. ; Stievater, T. H. ; Katzer, D. S. ; Park, D. ; Piermarocchi, C. ; Sham, L. J. An all-optical quantum gate in a semiconductor quantum dot. Science 301, 809–811. Copy at http://www.tinyurl.com/2aa8gayy