The project supported in part by National Natural Science Foundation of China under Grant No. 60478029. AcknowledgmentsWe would like to thank Prof. Wu Ying for enlightening discussions
【正】 In this paper,we present decoupling bang-bang operations for the suppression of general decoherence,bothamplitude and phase damping,in a three-level syst
<正> We propose and study a spin-orbit interaction based mechanism to actively cool down the torsional vibrationof a nanomechanical resonator made by semiconduc
<正> A one-dimensional ring subject to Rashba spin-orbit coupling is investigated.When it is attached to alead with spin-dependent chemical potential,there will