Fig. 1. SEMimage of samples and EDX mapping of Cu and Ni distribution: (a) γ-Al2O3/TiO2; (b) Cu-catalyst; (c) Cu/Ni-catalyst; (d) EDXmapping of Cu distribution in the Cu-catalyst; (e)
EDX mapping of Cu distribution in the Cu/Ni-catalyst; (f) EDX mapping of Ni distribution in the Cu/Ni-catalyst