Chinese Optics Letters, 2017, 15 (5): 052701, Published Online: Jul. 23, 2018
Freezing quantum coherence with weak measurement Download: 757次
Abstract
We show how to optimally protect quantum states and freeze coherence under incoherent channels using a quantum weak measurement and quantum measurement reversal. In particular, we present explicit formulas for the conditions for freezing quantum coherence in a given quantum state.
Lianwu Yang, Yunjie Xia. Freezing quantum coherence with weak measurement[J]. Chinese Optics Letters, 2017, 15(5): 052701.