Emergence of the persistent spin helix in semiconductor quantum wells.
Authors: J. D. Koralek, C. Weber, J. Orenstein, A. Bernevig, S. Zhang, S. Mack, and D. Awschalom. http://arxiv.org/abs/0903.4709v2 . To appear in Nature, April 2, 2009. Recommended with a Commentary by Bertrand I. Halperin, Harvard University. | View Commentary (pdf) | JCCM_March09_02