[1] B.K. Nandi, A.Goswami, M.K. Purkait,Appl. Clay Sci., 42, 583 (2009).
[2] O.Hamdaoui, F.Saoudi, M.Chiha,E.Naffrechoux, Chem. Eng. J., 143, 73 (2008).
[3] A.Ozer, G.Akkaya, J. Dyes Pig., 71, 83(2006).
[4] K.Farizadeh, M.Montazer, M. E.Yazdanshenas, A.Rashidi, R. M. A.Malek, Textile J. Appl. Polym. Sci., 113, 3799 (2009).
[5] A.Ergene, K.Ada, S.Tan, H.Katırcıoğlu,Desalination, 249, 1308 (2009).
[6] P. R. C. Kent, M. D. Towler, R. J.Needs, G. Rajagopal, Phys. Rev., B 62, 15394 (2000).
[7] Z. X. Wang, W. M. Wang, F. Y. Zhu, X.P. Li, M. L. Ruan, H. Chen, R. B. Huang, L. S. Zheng, High Energy Phys. Nucl. Phys , 25, 69 (2001).
[8] A. D. Becke, J. Chem. Phys. , 98, 5648 (1993).
[9] M. J. S. Dewar, C. H. Reynolds, J.Comp. Chem., 2, 140 (1986).
[10] K. Raghavachari, J. A. Pople, E. S.Replogle, M. Head-Gordon, J. Phys. Chem., 94, 5579 (1990).
[11] Nanotube Modeler software, @Jcrystalsoft, 1.6.4 version, (2010).
[12] M. K. Cyranski, T. M. Krygowski, M.Wisiorowski, N. J. R. v. E. Hommes, P. v. R. Schleyer, Angew. Chem., Int. Ed., , 37, 177 (1998).
[13] P. Atkins, T. Overton, J. Rourke, M.Weller, F. Armstrong, Inorganic Chemistry, Fourth ed., Oxford University Press, Oxford,(2006).
[14] R. Ahmadi, K. Kalateh, V. Amani, Acta. Crystallogr. E., 66, m959 (2010).
[15] M. Monajjemi, R. Ahmadi, K. Zare, E. Rejaian, J. Phys. Theor. Chem., 3, 17 (2006).
[16] P. V. R. Schleyer, C. Maerker, A.Dransfield, H. Jiao, N. J. R. v. E. Hommes, J.Am. Chem. Soc., 118, 6317 (1996).
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