以氯化铜、油胺和硫粉为反应物,利用热注入化学反应制备单分散硫化铜纳米晶.通过加入其它表面活性剂可以对纳米晶的尺寸,形貌和稳定性进行调控.这些表面活性剂包括苄胺、油酸、硬脂酸、十二烷基硫醇、三辛基氧化膦和烷基胺等.在一定条件下硫化铜纳米晶还可以自组装为蛇状纳米结构和玉米棒状纳米结构.最后利用X射线衍射仪、透射电镜和高分辨透射电镜对硫化铜纳米晶的结构和形貌进行了表征.
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