Generation of valley pump currents in silicene*

Project supported by the National Natural Science Foundation of China (Grant Nos. 11274059, 11574045, and 11704165).

Jada Marcellino John Tombe1, Wang Mei-Juan1, Wang Sa-Ke1, 2, †
       

Valley-resolved pumped current ILK(K′) as a function of the length of the central normal region L0. The lengths of the pump regions are L = 10a. Other parameters are E = 0.01 eV, A0 = 1 eV, and Δ0 = 1 eV.