Article Information
vol. 337 no. 6092 310-314
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Copyright © 2012, American Association for the Advancement of Science
Author Information
- 1Department of Physics and Astronomy, State University of New York, Stony Brook, NY 11794, USA.
- 2Department of Physics and Center for Theoretical and Mathematical Sciences, Duke University, Durham, NC 27708, USA.
- ↵*To whom correspondence should be addressed. E-mail: mueller{at}phy.duke.edu