EFFECT OF THE REDUCTION TEMPERATURE INTO CATALYTIC ACTIVITY OF Ni SUPPORTED BY TiO2, AL2O2 AND TiO2/AL2O3 FOR CONVERSION CO2 INTO METHANE - Haerudin, Hery; Pusat Penelitian Kimia - LIPI, Kawasan Puspiptek, Serpong, Tangerang (Universitas Gadjah Mada, 2010)