Attenuation parameters of HDPE filled with different nano-size and bulk WO3 for X-ray shielding applicationsAmro Obeid, Hanna EL Balaa, Omar EL Samad, Ramadan Awad and Mohamed S. BadawiEur. Phys. J. Plus, 137 11 (2022) 1229DOI: https://doi.org/10.1140/epjp/s13360-022-03361-8