Powder X-ray diffraction (pXRD) X ray diffraction 6 Alumina 4 Atmospheric pressure 4 Catalysts 4 Copper 4 Glycerol 4 Hydrogenolysis 4 Hydrolysis 4 Structural characteristics 4 Temperature-programmed reduction 4 1 ,2-propanediol 2 1,2-propanediol 2 Atmospheric structure 2 Atmospheric temperature 2 Atomic emission spectroscopy 2 Atomic spectroscopy 2 Bismuth compounds 2 Catalyst selectivity 2 Catalyst supports 2 Copper oxides 2 Copper-based catalysts 2 Crystal impurities 2 Crystal structure 2 CuO catalyst 2 CuO catalysts 2 Decomposition 2 Differential thermal analysis 2 Effects of temperature 2 Electrical and magnetic property 2