Phase effect on dynamics of quantum discord modulated by interaction between qubits
Wang Guo-You, Guo You-Neng, Zeng Hao-Sheng†
       
Time evolution of QD under spontaneous emission noise for different interacting strengths: v = 0, v = 5 γ , and v = 10 γ . The initial state is given by Eq. ( 14 ) with a = 0.4 and χ = π /2.