Use of Perovskites for Optosensors Konstantin E. Bazhenov, Andrey I. Vlasov, Vladimir P. Zhalnin, Ramazan M. Gilmanov and Gleb I. Kravets E3S Web Conf., 398 (2023) 01040 Published online: 22 June 2023 DOI: 10.1051/e3sconf/202339801040