Photon-number-state generation with a single two-level atom in a cavity: a proposal

被引:49
作者
Domokos, P
Brune, M
Raimond, JM
Haroche, S
机构
[1] Ecole Normale Super, Dept Phys, Lab Kastler Brossel, CNRS,URA 18, F-75231 Paris 05, France
[2] Univ Pierre & Marie Curie, Lab Kastler Brossel, F-75231 Paris, France
[3] Hungarian Acad Sci, Crystal Phys Res Lab, H-1502 Budapest, Hungary
关键词
D O I
10.1007/s100530050056
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A single two-level atom can be used to prepare an arbitrary photon number state (Fock state) in a high Q cavity. The atom undergoes a controlled succession of interactions with two cavity modes. One of them contains a coherent field. The atom transfers photons one by one from this field to the initially empty second mode. The scheme can be extended to prepare a quantum superposition of the vacuum with a Fock state, a highly non-classical situation. We discuss the feasibility of the experiment with our present Rydberg-atom cavity QED set-up.
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页码:1 / 4
页数:4
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