Eur.Phys.J. C 79 (2019) no.11, 932
AC charge transport in holographic Horndeski gravity
Xi-Jing Wang1, Hai-Shan Liu2,3 and Wei-Jia Li1
1. Institute of Theoretical Physics, School of Physics, Dalian University of Technology, Dalian, 116024, China
2. Center for Joint Quantum Studies, Tianjin University, Tianjin, 300350, China
3. Institute for Advanced Physics and Mathematics, Zhejiang University of Technology, Hangzhou, 310023, China
In this paper, we investigate the AC charge transport in the holographic Horndeski gravity and identify a metal-semiconductor like transition that is driven by the Horndeski coupling. Moreover, we fit our numeric data by the Drude formula in slow relaxation cases.