1. G. Ranga Rao, B. Gopal Mishra, A comparative UV-vis-diffuse reflectance study on the location and interaction of cerium ions in Al- and Zr-pillared montmorillonite clays, Mater. Chem. Phys., 89 (2005) 110–115.
  2. B. Gopal Mishra, G. Ranga Rao, Physicochemical and catalytic properties of Zr-pillared montmorillonite with varying pillar density, Micropor. Mesopor. Mater., 70 (2004) 43–50.
  3. M.D. Bhor, N.S. Nandurkar, M.J. Bhanushali, Ultrasound promoted selective synthesis of 1,1’-binaphthyls catalyzed by Fe impregnated pillared montmorillonite K10 in presence of TBHP as an oxidant, Ultrason. Sonochem., 15 (2008) 195–202.
  4. M. Roulia, Synthesis and characterization of novel chromium pillared clays, Mater. Chem. Phys., 91 (2005) 281–288.
  5. C. Ooka, H. Yoshida, M. Horio, K. Suzuki, T. Hattori, Adsorptive and photocatalytic performance of TiO2 pillared montmorillonite in degradation of endocrine disruptors having different hydrophobicity, Appl. Catal., B 41 (2003) 313–321.
  6. R.L. Zhu, L.Z. Zhu, J.X. Zhu, F. Ge, T. Wang, Sorption of naphthalene and phosphate to the CTMAB–Al13 intercalated bentonites, J. Hazard. Mater., 168 (2009) 1590–1594.
  7. S.S. Gupta, K.G. Bhattacharyya, Adsorption of Ni (II) on clays, J. Colloid Interf. Sci., 295 (2006) 21–32.
  8. Y.S. Ho, G. McKay, Pseudo-second-order model for the sorption processes, Process Biochem., 34(5) (1999) 451–465.
  9. J.P. Chen, L. Wang, Characterization of metal adsorption kinetic properties in batch and fixed-bed reactors, Chemosphere, 54 (2004) 397–404.
  10. O. Keskinkan, M.Z.L. Goksu, A. Yuceer, M. Basibuyuk, C.F. Forster, Heavy metal adsorption characteristics of a submerged aquatic plant (Myriophyllum spicatum), Process Biochem., 39 (2003) 179–183.
  11. K.A. Matis, A.I. Zouboulis, N.K. Lazaridis, Removal and recovery of metals from dilute solutions: applications of flotation techniques, in: G.P. Gallios, K.A. Watis (Eds.), Mineral Processing and the Environment, Kluwer Academic Publishers, Dordrecht, The Netherlands., (1998) 165–196.
  12. T.J. Pinnavaia, Intercalated Clay Catalysts, Science, 220 (1983) 365–371.
  13. D. Wu, B. Zhang, C. Li, Z. Zhang, H. Kong, Simultaneous removal of ammonium and phosphate by zeolite synthesized from fly ash as influenced by salt treatment, J. Colloid Interf. Sci., 304 (2006) 300–306.
  14. H. Ye, F. Chen, Y. Sheng, G. Sheng, J. Fu, Adsorption of phosphate from aqueous solution onto modified palygorskites, Sep. Purif. Technol., 50 (2006) 283–290.
  15. J. Chen, H. Kong, D. Wu, X. Chen, D. Zhang, Z. Sun, Phosphate immobilization from aqueous solution by fly ashes in relation to their composition, J. Hazard. Mater., 139 (2007) 293–300.
  16. E. Oguz, Removal of phosphate from aqueous solution with blast furnace slag, J. Hazard. Mater., 114 (2004) 131–137.
  17. A.K. Golder, A.N. Samantha, S. Ray, Removal of phosphate from aqueous solutions using calcined metal hydroxides sludge waste generated from electrocoagulation, Sep. Purif. Technol., 52 (2006) 102–109.
  18. L. Zeng, X. Li, J. Liu, Adsorptive removal of phosphate from aqueous solutions using iron oxide tailings, Water Res., 38 (2004) 1318–1326.
  19. A. Genz, A. Kornmüller, M. Jekel, Advanced phosphorus removal from membrane filtrates by adsorption on activated aluminium oxide and granulated ferric hydroxide, Water Res., 38 (2004) 3523–3530.
  20. M.E. Roca Jalil, R. Vieira, D. Azevedo, M. Baschini, K. Sapag, Improvement in the adsorption of thiabendazole by using aluminum pillared clays, Appl. Clay Sci., 71 (2013) 55–63.
  21. A. Romero-Pérez, A. Infantes-Molina, A. Jiménez-Lὸpez, E. Roca Jalil, K. Sapag, E. Rodrἰguez-Castellὸn, Al-pillared montmorillonite as a support for catalysts based on ruthenium sulfide in HDS reactions, Catal., 187 (2012) 88–96.
  22. A. Khenifi, Z. Bouberka, K. Bentaleb, H. Hamani, Z. Derriche, Removal of 2, 4-DCP from wastewater by CTAB/bentonite using one-step and two-step methods: A comparative study, Chem. Eng. J., 146 (2009) 345–354.
  23. Li Gu, Jinli Xu, Lu Lv, Bing Liu, Huining Zhang, Xin Yu, Zhuanxi Luo, Dissolved organic nitrogen (DON) adsorption by using Al-pillared bentonite, Desalination, 269 (2011) 206–213.
  24. I. Ghorbel-Abid, K. Galai, M. Trabelsi-Ayadi, Retention of chromium (III) and cadmium (II) from aqueous solution by illitic clay as a low-cost adsorbent, Desalination, 256 (2010) 190–195.
  25. L.G. Yan, Y.Y. Xu, H.Q. Yu, X.D. Xin, Q. Wei, B. Du, Adsorption of phosphate from aqueous solution by hydroxy-aluminum, hydroxy-iron and hydroxy-iron–aluminum pillared bentonites, J. Hazard. Mater., 179 (2010) 244–250.
  26. S.M. Thomas, J.A. Bertrand, M.L. Occelli, F. Huggins, S.A. Gould, Microporous Montmorillonites Expanded with Alumina Clusters and M [(μ–OH) Cu (μ–OCH2 CH2NEt2)]6 (ClO4)3, (M = Al, Ga, and Fe), or Cr [(μ–OCH3) (μ–OCH2CH2NEt2) CuCl]3 complexes, Inorg. Chem., 38 (1999) 2098–2105.
  27. A. Khenifi, Z. Bouberka, K. Bentaleb, H. Hamani, Z. Derriche, Removal of 2. 4–DCP from wastewater by CTAB/bentonite using one-step and two-step methods: A comparative study, Chem. Eng. J., 146 (2009) 345–354.
  28. L. Zhu, R. Zhu, Simultaneous sorption of organic compounds and phosphate to inorganic–organic bentonites from water, Sep. Purif. Technol., 54 (2007) 71–76.
  29. J.Q. Jiang, C. Cooper, S. Ouki, Comparison of modified montmorillonite adsorbents. Part I: Preparation, characterization and phenol adsorption, Chemosphere, 47 (2002) 711–716.
  30. E. Eren, B. Afsin, Y. Onal, Removal of lead ions by acid activated and manganeseoxide-coated bentonite, J. Hazard. Mater., 161 (2009) 677–685.
  31. J. Madejová, J. Budják, M. Janek, P. Komadel, Comparative FT-IR study of structural modifications during acid treatment of dioctahedral smectites and hectorite, Spectrochim., Acta, 54 (1998) 1397–1406.
  32. B. Tyagi, CD. Chudasama, RV. Jasra, Determination of structural modification in acid activated montmorillonite clay by FT-IR spectroscopy, Spectrochim. Acta, A, 64 (2006) 273–278.
  33. Y.S. Ho, Review of second-order models for adsorption systems, J. Hazard. Mater., 136 (2006) 681–689.
  34. I. Langmuir, The adsorption of gases on plane surfaces of glass, mica and platinum, J. Am. Chem. Soc., 40 (1918) 1362–1403.
  35. H.M.F. Freundlich, Over the adsorption in solution, Z. Phys. Chem., 57 (1906) 385–470.
  36. M.J. Temkin, V. Pyzhev, Recent modifications to Langmuir isotherms, Acta physiochim USSR., 12 (1940) 217–225.
  37. M.M. Dubinin, L.V. Radushkevich, The equation of the characteristic curve of activated charcoal, Dokl .Akad. Nauk Sssr., 55 (1947) 327–329.
  38. S.I. Lyubchik, A.I. Lyubchik, O.L. Galushko, L.P. Tikhonova, J. Vital, I.M. Fonseca, S.B. Lyubchik, Kinetics and thermodynamics of the Cr(III) adsorption on the activated carbon from co-mingled wastes, Colloids Surf., 242 (2004) 151–158.
  39. S.S. Tahir, N. Rauf, Thermodynamic studies of Ni(II) adsorption onto bentonite from aqueous solution, J. Chem. Thermodynam., 35 (2003) 2003–2009.
  40. V.K. Gupta, P. Singh, N. Rahman, Adsorption behavior of Hg (II), Pb(II), and Cd (II) from aqueous solution on Duolite C–433: a synthetic resin, J. Colloid Interf. Sci., 275 (2004) 398–402.
  41. A.A. Khan, R.P. Singh, Adsorption thermodynamics of carbofuran on Sn (IV) arsenosilicate in H+, Na+ and Ca2+ forms, Colloid Surf., 24 (1987) 33–42.
  42. A. Demirbas, A. Sari, O. Isildak, Adsorption thermodynamics of stearic acid onto bentonite, J. Hazard. Mater., B 135 (2006) 226–231.
  43. S. Kubilay, R. Gürkan, A. Savran, T. Sahan, Removal of Cu(II), Zn(II) and Co(II) ions from aqueous solutions by adsorption onto natural bentonite, Adsorption, 13 (2007) 41–51.
  44. S. Babel, T.A. Kurniawan, Low-cost adsorbents for heavy metals uptake from contaminated water: a review, J. Hazard. Mater., 97 (2003) 219–243.
  45. E.I. Unuabonah, B.I. Olu-Owolabi, N.A. Oladoja, A.E. Ofomaja, L.Z. Yang, Pb/Ca ion exchange on kaolinite clay modified with phosphates, J. Soils Sediments, 10 (2010) 1103–1114.