Boosting the structural and γ-ray attenuation properties of calcinated clay with the incorporation of granite powder: an experimental investigationH. M. Alsafi, Mohammad W. Marashdeh, O. L. Tashlykov and K. A. MahmoudEur. Phys. J. Plus, 141 5 (2026) 616DOI: https://doi.org/10.1140/epjp/s13360-026-07831-1