Noisy Demkov-Kunike model

Lin Chen, Zhaoxin Liang

The Demkov-Kunike (DK) model, characterized by a time-dependent Rabi coupling $J\text{sech}(t/T)$ and on-site detuning ${\Delta }_0+{\Delta }_1\tanh (t/T)$, has one of the most general forms of an…