Study of the electro and thermophysical properties of composite ceramic materials containing nickel nanoparticlesA. Umarov, U. Abdurakhmanov, Ya. Raximova, M. Karaboeva, D. Saidqulov and F. BoymuratovE3S Web of Conf., 410 (2023) 02060DOI: https://doi.org/10.1051/e3sconf/202341002060