Article Information
vol. 332 no. 6034 1173-1176
- Received for publication November 30, 2010
- Accepted for publication April 7, 2011
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Author Information
- 1Department of Physics and Astronomy, University of California, Irvine, CA 92617, USA.
- 2Department of Physics, Princeton University, Princeton, NJ 08544, USA.
- 3Institute for Advanced Study, Princeton, NJ 08540, USA.
- ↵*To whom correspondence should be addressed. E-mail: srwhite{at}uci.edu