DOI:https://doi.org/10.1103/PhysRevLett.96.139902
©2006 American Physical Society
Y. Yamamoto, T. Miura, T. Teranishi, H. Hori, M. Suzuki, N. Kawamura, H. Miyagawa, T. Nakamura, and K. Kobayashi
Vol. 96, Iss. 13 — 7 April 2006
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