Coherence of Spin-Polarized Fermions Interacting with a Clock Laser in a Stark-Shift-Free Optical Lattice(Atomic and molecular physics)
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概要
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We investigated the coherence of spin-polarized ^<87>Sr atoms trapped in a light-shift-free one-dimensional optical lattice during their interaction with a clock laser on the ^1S_0-^3P_0 transition. Collapses and revivals appeared for more than 50 Rabi cycles, attributed to the thermal distribution of discrete vibrational states in the lattice potential. The population oscillation in the clock states lasted more than 1s, demonstrating high immunity from decoherence. This long atomic coherence suggests the feasibility of Pauli blocking of collisions in optical clock excitation.
- 社団法人日本物理学会の論文
- 2009-01-15
著者
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Takamoto Masao
Department Of Applied Physics Graduate School Of Engineering The University Of Tokyo:crest Japan Sci
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KATORI Hidetoshi
Department of Applied Physics, Graduate School of Engineering, The University of Tokyo
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Katori Hidetoshi
Department Of Applied Physics Graduate School Of Engineering The University Of Tokyo:crest Japan Sci
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Katori Hidetoshi
Department Of Applied Physics Graduate School Of Engineering The University Of Tokyo
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Takamoto Masao
Department Of Applied Physics Graduate School Of Engineering The University Of Tokyo
関連論文
- Coherence of Spin-Polarized Fermions Interacting with a Clock Laser in a Stark-Shift-Free Optical Lattice(Atomic and molecular physics)
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