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unknown
Ni修饰多壁碳纳米管材料的制备及表征研究
Authors
张鸿斌
李海燕
+3 more
林国栋
武小满
沈炳顺
Publication date
30 November 2004
Publisher
Abstract
采用化学还原沉积法将少量镍负载分散到多壁碳纳米管(MWCNT,简写为CNT)上,制得一系列不同Ni载量的x%(质量百分数)Ni/CNT复合材料;利用多种谱学工具(如TEM,SEM、XRD、H2 TPD和CO TPD)对其物化性能进行表征,结果表明,所制得沉积镍颗粒粒径在~10nm量级;H2 TPD和CO TPD测试结果表明,经Ni修饰的CNT比单纯CNT对H2和CO具有更强的吸附活化能力,其所促进的Cu基催化剂对CO加氢成甲醇的催化活性比无CNT促进或单纯CNT促进的同类催化剂均明显提高
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Last time updated on 16/06/2016