http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Shahram G. Pakdehi,Abdolhamid Asadi,Mozaffar Salimi 한양대학교 세라믹연구소 2016 Journal of Ceramic Processing Research Vol.17 No.6
Ni/γ-Al2O3 nanocatalyst was synthesized by incipient wetness impregnation method for using in the catalytic decomposition ofhydrazine. To stabilize the catalyst, γ-Al2O3 support was precalcined which resulting 8% reduction in specific surface area. Thecatalyst was characterized by XRD, BET and TEM. The results showed that increasing the number of impregnation steps ledto a reduction in size of nickel particles. In addition, the number of impregnation steps had a direct effect on strength ofcatalyst and could reduce the catalyst loss. TPR analysis showed that Ni/γ-Al2O3 nanocatalyst was reduced at about 700 oC.