Quantum coherence and correlation dynamics of two-qubit system in spin bath environment
Yang Hao1, 2, Qin Li-Guo2, 3, †, Tian Li-Jun1, ‡, Ma Hong-Yang4
       

The quantum entanglement C (red solid line), quantum discord QD (green dashed line), and the l1 norm of coherence Cl1 (blue dot–dashed line) as a function of scaled time gt with different β, (a) β = 1, (b) β = 10, (c) β = 100. Other parameters: α = g, γ/α = 2, N = 50.