Photocatalytic properties of copper—Modified core-shell titania nanocomposites - M. K. Arfanis; Athanasekou, C.P.; E. Sakellis; N. Boukos; Ioannidis, N; V. Likodimos; Sygellou, L.; Bouroushian, M.; A. G. Kontos; P. Falaras (Journal of Photochemistry and Photobiology A: Chemistry, 2019)