Electro-optic control of atom-light interactions using Rydberg dark-state polaritons

被引:17
作者
Bason, M. G. [1 ]
Mohapatra, A. K. [1 ]
Weatherill, K. J. [1 ]
Adams, C. S. [1 ]
机构
[1] Univ Durham, Dept Phys, Durham DH1 3LE, England
来源
PHYSICAL REVIEW A | 2008年 / 77卷 / 03期
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1103/PhysRevA.77.032305
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We demonstrate a multiphoton Rydberg dark resonance where a boolean AND system is coupled to a Rydberg state. This N-type level scheme combines the ability to slow and store light pulses associated with long-lived ground-state superpositions with the strongly interacting character of Rydberg states. For the nd(5/2) Rydberg state in Rb-87 (with n= 26 or 44) and a beam size of 1 mm, we observe a resonance linewidth of less than 100 kHz in a room-temperature atomic ensemble limited by transit-time broadening. The resonance is switchable with an electric field of order 1 V cm(-1). Applications in electro-optic switching and photonic phase gates are discussed.
引用
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页数:4
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