Charged particles and Penrose process near charged black holes in Einstein–Maxwell-scalar theory Nuriddin Kurbonov, Javlon Rayimbaev, Mirzabek Alloqulov, Muhammad Zahid, Farrux Abdulxamidov, Ahmadjon Abdujabbarov and Mukhabbat Kurbanova Eur. Phys. J. C, 83 6 (2023) 506 Published online: 14 June 2023 DOI: 10.1140/epjc/s10052-023-11691-9