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采用等体积浸渍法制备了一系列Ru-Nd/ Al2O3氨合成催化剂.通过TPD、CO化学脉冲吸附法等手段研究了Nd对催化剂的性能影响.结果表明,Nd的加入抑制了H2的吸附,促进了N2的解离吸附,同时修饰了载体,使Ru金属分散度提高.研究还表明,当Nd的含量在8%左右,反应温度在475℃时,催化剂的活性最高.
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稀土
ISSN: 1004-0277
CN: 15-1099/TF
Year: 2004
Issue: 6
Volume: 25
Page: 18-21
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 3
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