采用浓酸处理和高温快速热冲击的工艺制备了单层石墨.用高分辨透射电镜观察了其有序的微观结构,并做了选区电子衍射分析.使用热压成型的工艺制备了单层石墨/聚苯乙烯(PS)复合材料.介电性能测试表明该复合材料的渗流阈值仅为0.1%(质量分数),这样低的渗流阈值有利于使用该类材料的电容器向微型、轻质发展.同时还发现,采用电场诱导和不施加电场的情况下制备的单层石墨/聚苯乙烯复合材料的介电性能有较大区别.
参考文献
| [1] | 李俊清;何天敬.物质结构导论[M].合肥:中国科学技术大学出版社,1990 |
| [2] | Geim AK;Novoselov KS .The rise of graphene[J].Nature materials,2007(3):183-191. |
| [3] | Novoselov K .[J].Nature Materials,2007,6:720-721. |
| [4] | Wu J S;Pisula W;Mullen K .[J].Chemical Reviews,2007,107:718-747. |
| [5] | Katsnelson M I .[J].Materials Today,2006,10:20-27. |
| [6] | Ruoff R .Calling all chemists[J].Nature nanotechnology,2008(1):10-11. |
| [7] | Stankovich S;Dikin DA;Dommett GHB;Kohlhaas KM;Zimney EJ;Stach EA;Piner RD;Nguyen ST;Ruoff RS .Graphene-based composite materials[J].Nature,2006(7100):282-286. |
| [8] | Bunch JS;van der Zande AM;Verbridge SS;Frank IW;Tanenbaum DM;Parpia JM;Craighead HG;McEuen PL .Electromechanical resonators from graphene sheets[J].Science,2007(26):490-493. |
| [9] | Li X L;Wang X R;Zhang L et al.[J].Science,2008,319:1229-1232. |
| [10] | Oostinga J B;Heersche H B;Liu X L et al.[J].Nature Materials,2008,7:151-157. |
| [11] | Li D;Muller MB;Gilje S;Kaner RB;Wallace GG .Processable aqueous dispersions of graphene nanosheets[J].Nature nanotechnology,2008(2):101-105. |
| [12] | Kudin KN;Ozbas B;Schniepp HC;Prud'homme RK;Aksay IA;Car R .Raman spectra of graphite oxide and functionalized graphene sheets[J].Nano letters,2008(1):36-41. |
| [13] | Niyogi S;Bekyarova E;Itkis M E et al.[J].Journal of the American Chemical Society,2006,128:7720-7721. |
| [14] | Hummers J W;Richard E;Offeman .[J].Journal of the American Chemical Society,1958,80:1339. |
| [15] | Cw N .[J].Progress in Materials Science,1993,37(01):116. |
| [16] | Xu, YX;Bai, H;Lu, GW;Li, C;Shi, GQ .Flexible graphene films via the filtration of water-soluble noncovalent functionalized graphene sheets[J].Journal of the American Chemical Society,2008(18):5856-5857. |
| [17] | Stankovich S;Dikin D A;Piner R D et al.[J].Carbon,2007,45:1558-1565. |
| [18] | Cai D Y;Song M et al.[J].Journal of Materials Chemistry,2007,17:3678-3680. |
| [19] | Bu Y L W;Zeng Jijun et al.[J].Macromolecules,1999,32:7224-7225. |
| [20] | Schniepp H C;Li J L;McAllister M J et al.[J].Journal of Physical Chemistry B,2006,110:8535-8539. |
| [21] | Levi N;Czerw R;Xing S Y et al.[J].Nano Letters,2004,4:1267-1271. |
| [22] | Kim H;Hahn H T;Viculis L M et al.[J].Carbon,2007,45:1578-1582. |
| [23] | Dang Z M;Shen Y;Nan C W .[J].Applied Physics Letters,2002,81:4814-4816. |
| [24] | Dang Z M;Fan L Z;Shen Y et al.[J].Materials Science and Engineering B:Solid State Materials for Advanced Technology,2003,103:140-144. |
| [25] | Dang Z M;Lin Y H;Nan C W .[J].Advanced Materials,2003,15:1625-1629. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%