Photocatalytic activity of copper nanoferrite and activated carbon-copper nanoferrite compositeHarshal B. Desai, Vijay Togadiya, Promila Dhanda, K. Haleema and Ashish R. TannaE3S Web Conf., 619 (2025) 05009DOI: https://doi.org/10.1051/e3sconf/202561905009