Electro-optic tuning of vacuum rabi coupling in semiconductor quantum microcavity structures

被引:17
作者
Fisher, TA [1 ]
Afshar, AM [1 ]
Skolnick, MS [1 ]
Whittaker, DM [1 ]
Roberts, JS [1 ]
Hill, G [1 ]
Pate, MA [1 ]
机构
[1] UNIV SHEFFIELD,DEPT ELECTR & ELECT ENGN,SHEFFIELD S1 3JD,S YORKSHIRE,ENGLAND
关键词
D O I
10.1016/0038-1101(95)00276-6
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Electro-optic tuning of vacuum Rabi coupling is demonstrated on a very high quality semiconductor quantum microcavity structure with reflectivity linewidths at resonance of 0.9 and 1.1 meV. The variation in energy of the reflectivity peaks as a function of electric field is fitted very well by a transfer matrix reflectivity (TMR) model, using an experimental determination of exciton oscillator strength, and hence exciton-photon coupling strength, with electric field. In high sensitivity photo-current experiments we obtain clear evidence for coupling to discrete excited and continuum exciton states.
引用
收藏
页码:493 / 496
页数:4
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