We investigate the generation of entanglement of coherent excitonic states in coupled quantum dots placedin a cavity by meaning of the state preparation fidelity [Nature (London) 404 (2002) 256;Phys.Rev.A 65 (2002) 01...We investigate the generation of entanglement of coherent excitonic states in coupled quantum dots placedin a cavity by meaning of the state preparation fidelity [Nature (London) 404 (2002) 256;Phys.Rev.A 65 (2002) 012107;J.Uffink,Phys.Rev.Lett.88 (2002) 230406.] The effect of the number of exeitons and the coherent intensity |α| of thecavity field on the entanglement is also studied.展开更多
基金National Natural Science Foundation of China under Grant Nos.10174024 and 10474025
文摘We investigate the generation of entanglement of coherent excitonic states in coupled quantum dots placedin a cavity by meaning of the state preparation fidelity [Nature (London) 404 (2002) 256;Phys.Rev.A 65 (2002) 012107;J.Uffink,Phys.Rev.Lett.88 (2002) 230406.] The effect of the number of exeitons and the coherent intensity |α| of thecavity field on the entanglement is also studied.
