Dynamics of Quantum Coherence in Bell-Diagonal States under Markovian Channels

Yao-Kun Wang,Shao-Ming Fei,Zhi-Xi Wang

Fig.1 (Color online) (a) Relative entropy of coherence for Bell-diagonal states $c_{1}=0.3, c_{2}=-0.4, c_{3}=0.56$ under bit flip(Cbf), phase flip(Cpf), bit-phase flip(Cbpf), depolarizing(Cdep), amplitude damping(Cad), generalized amplitude damping(Cgad) as a function of $p$;(b) $l_{1}$ norm of coherence for Bell-diagonal states $c_{1}=0.3, c_{2}=-0.4, c_{3}=0.56$ under bit flip(cbf),phase flip(cpf), bit-phase flip(cbpf), depolarizing(cdep), amplitude damping(cad), generalized amplitude damping(cgad).