Investigation of three-pulse photon echo in thick crystal using finite-difference time-domain method
Ma Xiu-Rong1, Xu Lin2, †, Chang Shi-Yuan, Zhang Shuang-Gen
       

(color online) Simulation results of the interaction between one pulse and crystal with the duration of the input pulse equal to and the total simulation time being . (a) Blue line: input pulse; green line: output pulse. Inset: the zoomed version of case (a); (b) dispersion: . Blue line: GHz; Green line: GHz. (c) absorption: . Blue line: GHz; Green line: GHz. (d) population inversion: . Blue line: GHz; Green line: GHz.