RETRACTED: Gamma radiation shielding characteristics of Poly Tantalum Ethoxide and Poly Tantalum IsopropoxideN. Nagaraj, K.N. Sridhar, P.S. Damodara Gupta, H.C. Manjunatha and L. SeenappaEPJ Web Conf., 359 (2026) 02022DOI: https://doi.org/10.1051/epjconf/202635902022