
Porous Co3O4/CuO hollow polyhedral nanocages derived from metal-organic frameworks with heterojunctions as efficient photocatalytic water oxidation catalysts
Keywords: TEM, transmission electron microscopy; PXRD, powder X-ray diffraction; FESEM, field emission scanning electron microscopy; TGA, thermogravimetric analysis; ICP-AES, Inductively Coupled Plasma Atomic Emission Spectroscopy; XPS, X-ray photoelectron spectros