2Geim A K, Novoselov K S. The rise of graphene. Nature Materials, 2007, 6(8): 183-191.
3Xu Y X, Bai H, Lu G W, et aL Flexible graphene films via the ill- tration of water-soluble noncovalent functionalized graphene sheets. Journal of the American Chemical Society, 2008, 130(18): 5856-5857.
4Li D, Muller M B, Gilje S, et al. Processable aqueous dispersions of graphene nanosheets. Nature Materials, 2008, 3(2): 101-105.
5Stankovic S, Piner R D, Chen X Q, et al. Stable aqueous disper- sions of graphitic nanoplatelets via the reduction of exfoliatedgraphite oxide in the presence of poly (sodium 4-styrenesulfonate). Journal of Materials Chemistry, 2006, 16(2): 155-158.
6Lv W, Tang D M, He Y B, et al. Low-temperature exfoliated gra- phenes: vacuum-promoted exfoliation and electrochemical energy storage. ACS Nano, 2009, 3(11): 3730-3736.
7Zhang H B, Zheng W G, Yan Q, et al. Electrically conductive polyethylene terephthalate/graphene nanocomposites prepared by melt compounding. Polymer, 2010, SI(S): 1191-1196.
8Shin H J, Kim K K, Benayad A, et al. Efficient reduction of graphite oxide by sodium borohydride and its effect on electrical conductance. Advanced Functional Materials, 2009, 19(12): 1987-1992.
9Gao J, Liu F, Liu Y L, et al. Environment-friendly method to pro- duce graphene that employs vitamin C and amino acid. Chemistry of Materials, 2010, 22(7): 2213-2218.
10Melnig V ,Apetroaei N, Dumitrascu N ,Suzuki Y ,Tura N. J Optoelectronics Adv Mater,2005,7 (5) :2521 - 2528.