Quantum coherence preservation of atom with a classical driving field under non-Markovian environment

Gao De-Ying^{1, 2}, Gao Qiang¹, Xia Yun-Jie^{1, †}

(a) Atomic coherence, (b) atom-reservoir entanglement, (c) reservoir coherence as a function of with Δ = 0, Ω = 1, .