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Conferences > QIM > 2012 > QT3B > QT3B.2

Spin Squeezing of Large-Spin Ensembles via Quantum Non-demolition Measurement

R. J. Sewell, M. Koschorreck, M. Napolitano, B. Dubost, N. Behbood, and M. W. Mitchell

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Abstract

We report the first demonstration of spin squeezing of a large-spin system via quantum non-demolition (QND) measurement. We observe 2 dB of metrological squeezing in an ensemble of ~ 106 laser cooled 87Rb atoms in the F = 1 hyperfine ground state.

© 2012 Optical Society of America

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