Dynamical decoupling pulses on the quantum correlations for the system of superconducting quantum circuit*
Wang Dong-Meia),b), Qian Yia), Xu Jing-Boa), Yu You-Hongb)
       
(a) Geometric discord and (b) entanglement are plotted as a function of time for different T with χ = 1, ω = 1, Δ = 0, θ = π /4, and n = 0.