Hydrazine-reduction of graphite- and graphene oxide

被引:1432
作者
Park, Sungjin [1 ,2 ,3 ]
An, Jinho [1 ,2 ]
Potts, Jeffrey R. [1 ,2 ]
Velamakanni, Aruna [1 ,2 ]
Murali, Shanthi [1 ,2 ]
Ruoff, Rodney S. [1 ,2 ]
机构
[1] Univ Texas Austin, Dept Mech Engn, Austin, TX 78712 USA
[2] Univ Texas Austin, Texas Mat Inst, Austin, TX 78712 USA
[3] Inha Univ, Dept Chem, Inchon 402751, South Korea
关键词
COMPOSITE; FILMS; TRANSPARENT;
D O I
10.1016/j.carbon.2011.02.071
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
We prepared hydrazine-reduced materials from both graphite oxide (GO) particles, which were not exfoliated, and completely exfoliated individual graphene oxide platelets, and then analyzed their chemical and structural properties by elemental analysis, XPS, TGA, XRD, and SEM. Both reduced materials showed distinctly different chemical and structural properties from one another. While hydrazine reduction of graphene oxide platelets produced agglomerates of exfoliated platelets, the reduction of GO particles produced particles that were not exfoliated. The degree of chemical reduction of reduced GO particles was lower than that of reduced graphene oxide and the BET surface area of reduced GO was much lower than that of reduced graphene oxide. (C) 2011 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3019 / 3023
页数:5
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