Zinc oxide nanostructures: epitaxially growing from hexagonal zinc nanostructures

作者: Chuan Fei Guo , Yongsheng Wang , Peng Jiang , Sihai Cao , Junjie Miao

DOI: 10.1088/0957-4484/19/44/445710

关键词:

摘要: The epitaxial growth of ZnO nanosheets and nanoneedles from a Zn/ZnO core/shell structure is verified by an experiment in which the are synthesized air within ultra-low temperature range from 250 to 400 °C thermal oxidation Zn films made up hexagonal nanodiscs or nanoprisms. structures oxidized form with relationship; found grow epitaxially shell, along sixfold symmetric directions, showing same lattice orientation as core. stability difference among different facets crystal plays key role formation nanosheets, structure, well hollow structures. A vapor–solid mechanism suggested explain process products. Photoluminescence properties nanostructures also explored.

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