树形分子为模板低温制备纳米硫化锌空心球Preparation of ZnS Hollow Nanospheres Using Dendrimer as Template
骆耿耿;林深;张燕琼;
摘要(Abstract):
利用3.5代端酯基PAM AM树形分子(G 3.5-COOCH3)为模板,低温下成功制备了纳米硫化锌空心球.用透射电子显微镜(TEM)、X射线粉末衍射(XRD)及紫外吸收光谱等手段对合成样品的形貌、结构及性能进行了表征.TEM结果显示,ZnS空心球的直径在80100 nm范围左右,其壳层的厚度约为20100 nm范围左右,其壳层的厚度约为2030 nm.树形分子的浓度对产物的最终形貌和结构均有很大的影响.并讨论了空心球结构形成的可能模板机理.
关键词(KeyWords): 纳米空心球;聚酰胺-胺型树形分子;硫化锌
基金项目(Foundation): 国家教育部科技计划基金资助项目(205078);; 福建省教育厅A类重点基金资助项目(JA04167);; 福建省科技厅青年人才创新基金资助项目(2002J001)
作者(Authors): 骆耿耿;林深;张燕琼;
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