sponsored by the 973 Program(No.2012CB921603);863 Program(No.2011AA010801);the Natural Science Foundation of China(Nos.61527824,11374196,10934004 and 11204166);PCSIRT(No.IRT 13076);supported by the Natural Science Foundation of China(Nos.11175094 and 91221205);the National Basic Research Program of China(No.2015CB921001).
Quantum secure direct communication is an important mode of quantum communication in which secret messages are securely communicated directly over a quantum channel.Quantum secure direct communication is also a basic ...
Project supported by the National Basic Research Program of China(Grant No.2012CB921603);the Program for Changjiang Scholars and Innovative Research Team in University(Grant No.IRT13076);the National Natural Science Foundation of China(Grant Nos.61378049 and 10934004);the International Science and Technology Cooperation Program of China(Grant No.2011DFA12490);the Natural Science Foundation of Shanxi Province,China(Grant No.2011011004)
The high precision two-photon excitation measurements for 5S1/2 (Fg = 2) to 5D5/2 (Fe = 4 to 1) of 87Rb are per- formed by using an optical frequency comb. The two counter-propagating femtosecond pulses (5S1/2 →...
sponsored by the 973 Program (2012CB921603);863 Program (2011AA010801);Natural Science Foundation of China (11174187, 10934004, and 11204166);Doctoral Foundation of the Education Ministry of China (20121401120016);International Science and Technology Cooperation Program of China (2001DFA12490);PCSIRT (IRT 13076)
Single photon modulation has been proposed to overcome the defects of the low signal-to-noise ratio(SNR)and slow process rate of photon counting. In this paper, we present the quantum theory of single photon modulatio...
supported by the National Basic Research Program of China (2012CB921603);the National High Technology Research and Development Program of China (2011AA010801);the Program for Changjiang Scholars and Innovative Research Team in University (IRT13076);the International Science and Technology Cooperation Program of China (2011DFA12490);the National Natural Science Foundation of China (NSFC) (61378014, 61308023 and 10934004);the NSFC Project for Excellent Research Team (61121064);the Specialized Research Fund for the Doctoral Program of Higher Education of China (20131401120012);the Natural Science Foundation (NSF) for Young Scientists of Shanxi Province (2013021005-1)
We propose a new transparency mechanism,which is based on photoassociation(PA)laser intensity induced transitional frequency shift for ultracold cesium molecules formed in PA scheme.The PA laser intensity is supposed ...
Project supported by the National Basic Research Program of China(Grant Nos.2012CB921603 and 2010CB923103);the National High Technology Research and Development Program of China(Grant No.2011AA010801);the National Natural Science Foundation of China(Grant Nos.11174187,10934004,and 11204166);the International Science&Technology Cooperation Program of China(Grant No.2001DFA12490);the NSFC Project for Excellent Research Team of China(Grant No.61121064);the PCSIRT(Grant No.IRT 13076);the Natural Science Foundation of Shanxi Province,China(Grant No.2011091016)
We present a robust method of single-photon modulation by directly modulating the single photons and observe its fre- quency spectrum. Compared with conventional photon counting technique, the single-photon modulation...