Graphene triggered enhancement in visible-light active photocatalysis as well as in energy storage capacity of (CFO)1-x(GNPs)x nanocomposites - Israr, Muhammad (Institut Català de Nanociència i Nanotecnologia) ; Iqbal, Javed (Quaid-i-Azam University. Department of Physics) ; Arshad, Aqsa (International Islamic University. Department of Physics) ; Rani, Maria (Quaid-i-Azam University. Department of Physics) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Benages Vilau, Raúl (Institut Català de Nanociència i Nanotecnologia)