Facile synthesis and characterization of graphene nanosheets

被引:1859
作者
Wang, Guoxiu [1 ]
Yang, Juan [1 ]
Park, Jinsoo [1 ]
Gou, Xinglong [1 ]
Wang, Bei [1 ]
Liu, Hao [1 ]
Yao, Jane [1 ]
机构
[1] Univ Wollongong, Mat Chem Res Grp, Sch Mech Mat & Mechatron Engn, Wollongong, NSW 2522, Australia
关键词
D O I
10.1021/jp710931h
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Graphene nanosheets were produced in large quantity via a soft chemistry synthetic route involving graphite oxidation, ultrasonic exfoliation, and chemical reduction. X-ray diffraction and transmission electron microscopy (TEM) observations show that graphene nanosheets were produced with sizes in the-range of tens to hundreds of square nanometers and ripple-like corrugations. High resolution TEM (HRTEM) and selected area electron diffraction (SAED) analysis confirmed the ordered graphite crystal structure of graphene nanosheets. The optical properties of graphene nanosheets were characterized by Raman spectroscopy.
引用
收藏
页码:8192 / 8195
页数:4
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