使用赖氨酸作为表面活性剂模板,合成了Cu纳米粒子负载于Co纳米片的双金属催化剂Cu/Co.与常规的Cu-Co双金属纳米颗粒催化剂相比,Cu/Co催化剂对CO选择性加氢反应表现出特殊的结构效应,提高了CO转化率和高级醇选择性,降低了甲烷选择性.Cu/Co催化剂中,Cu(111)面与Co(l00)面相互作用的功能化界面有利于深入研究金属-金属的相互作用.这种双金属催化剂可以将模型催化剂和现实催化应用联系起来,将有助于获得对合成气转化制高级醇反应机理的本质认识.
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