Photon switching by quantum interference

被引:673
作者
Harris, SE [1 ]
Yamamoto, Y [1 ]
机构
[1] Stanford Univ, Edward L Ginzton Lab, Stanford, CA 94305 USA
关键词
D O I
10.1103/PhysRevLett.81.3611
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We describe a four-state atomic system that absorbs two photons, but does not absorb one photon. As a switch, in the ideal limit, it operates at an energy cost of one photon per switching event. [S0031-9007(98)07421-3].
引用
收藏
页码:3611 / 3614
页数:4
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