[1] A. Ramaprabhu, Nanoscale Res. Lett.76 (2008)145-151.
                                                                                                                [2]Z. Dong, B. Yang, J. Jin, J. Li, H. Kang, X. Zhong, R. Li, J. Ma, Nanoscale Res. Lett. 4 (2009)335.
                                                                                                                [3] P. Ajayan, Chem. Rev. 99 (1999)1787-1799.
                                                                                                                [4] Q. Wang, H. Li, L. Chen, X. Huang, Carbon 39 (2001)2211-2214.
                                                                                                                [5] Z. Wen, Q. Wang, Q. Zhang, J. Li, Electrochem. Commun. 9 (2007)1867-1872.
                                                                                                                [6] Z. Yi, Y. Liang, X. Lei, C. Wang, J. Sun, Mater. Lett. 61 (2007)4199-4203.
                                                                                                                [7] Z. Wang, W. Tian, X. Liu, R. Yang, X. Li, J. Solid State Chem. 180(2008)3360-3365.
                                                                                                                [8] Q. Wang, H. Li, L. Chen, X. Huang, Solid State Ion. 43 (2002)152–153.
                                                                                                                [9] X. Li, T. Lou, X. Sun, Y. Li, Inorg. Chem. 43 (2004)5442-5449.
                                                                                                                [10] X. Sun, Y. Li, Angew. Chem. Int. Ed. 43 (2004)3827-3831.
                                                                                                                [11] W. Shen, Y. Zhu, X. Dong, J. Gu, J. Shi, Chem. Lett. 34(2005)840-841.
                                                                                                                [12] X. Sun, J. Liu, Y. Li, Chem. Eur. J. 12(2006)2039-2047.
                                                                                                                [13] M. Titirici, M. Antonietti, A. Thomas, Chem. Mater. 18(2006)3808-3812.
                                                                                                                [14] R. Yang, H. Li, X. Qiu, L. Chen, Chem. Eru. J. 12 (2006)4083-4090.
                                                                                                                [15] M. Zheng, J. Cao, X. Chang, J. Wang, J. Liu, X. Ma, Mater. Lett.60(2006)2991-2993.
                                                                                                                [16] Y. Liu, Y. Chu, Y. Zhuo, L. Dong, L. Li, M. Li, Adv. Funct.Mater. 17(2007)933-938.
                                                                                                                [17] J.Joo, Y. Kim, W. Kim, P. Kim, J. Yi, Catal. Commun. 10 (2008)267.
                                                                                                                [18] X. Sun, Y. Li, Angew. Chem. Int. Ed. 43 (2004)597-601.
                                                                                                                [19] X. Sun, Y. Li, Langmuir 21(2005)6019-6024.
                                                                                                                [20]T. Nakamura, Y. Yamada, K. Yano, Microporous Mesoporous Mater. 117(2009)478-485.
                                                                                                                [21] H. Qian, F. Han, B. Zhang, Y. Guo, J. Yue, BPeng, Carbon 42(2004)761-766.
                                                                                                                [22] J.Joo, P. Kim, W. Kim, J. Kim, N. Kim, J. Yi, Curr. Appl. Phys. 8(2008)814-817.
                                                                                                                [23] B. Friedel, S. Weber, Small 2(2006)859.
                                                                                                                [24] K. Byrappa, T. Adschiri, Prog. Crystallogr.            Growth Ch. 53 (2007)117-166.
                                                                                                                [25] Y. Mi, W. Hu, Y. Dan, Y. Liu, Mater. Lett. 62 (2008)1194-1196.
                                                                                                                [26] M. Sevilla, A.B. Fuertes, CARBON. 47 (2009) 2281 –2289.
                                                                                                                [27] X. Su, Y. Li,Angew. Chem. Int. Ed. Engl. 43(2004) 597–601.
                                                                                                                [28] S. Shaka, T. Ueno, ProgPolym Sci. 6 (1999) 177–191.
                                                                                                                [29] O. Bobleter,ProgPolym Sci. 19(1994) 797–841.
                                                                                                                [30] M. Serageldi, W. Pan., ThermochimActa. 76(1984)145–160.
                                                                                                                [31] D. Van Krevelen, Fuel. 29 (1950) 269–284.
                                                                                                                [32] H. Holgat, J. Meyer, J. Teste,AIChE J. 41 (1995) 637–648.
                                                                                                                [33] S. Karago,T.Bhaskar, A. Muto, Y.Sakata,JFuel. 84(2005)875–884.
                                                                                                                [34] T. Aid, Y. Sat, M. Watanab, K. Tarim, T. Nonak, H. Hattor, J Supercrit Fluids. 40(2007)381–388.
                                                                                                                [35] B. Kabyemel,T .Adschir, R. Malalua, K. Arai. IndEngChem Res. 38(1999)2888–2895.
                                                                                                                [36] A. Lua, T. Yang, J Colloid Interface Sci. 274(2004)594–601.
                                                                                                                [37] C. Araujo, F. Ruiz, J. Martı, H. Terrones, J. MolStruct.THEOCHEM.714(2005)143–146.
                                                                                                                [38] V. Ibarra, E. Mun, R. Moline, Org Geochem. 24(1996)725–35.