1. H.J. McArdle, H.S. Andersen, H. Jones, L. Gambling, Copper and iron transport across the placenta: regulation and interactions, J. Neuroendocrinol., 20 (2008) 427–431.
  2. E. Sayan, Ultrasound-assisted preparation of activated carbon from alkaline impregnated hazelnut shell: an optimization study on removal of Cu2+ from aqueous solution, J. Chem. Eng., 115 (2006) 213–218.
  3. D. Mohan, C.U. Pittman, Arsenic removal from water/wastewater using adsorbents—a critical review, J. Hazard. Mater., 142 (2007) 1–53.
  4. G. Zhang, H. Qu, R. Liu, R. Liu, R. Wu, Preparation and evaluation of a novel Fe–Mn binary oxide adsorbent for effective arsenite removal, Water Res., 41 (2007) 1921–1928.
  5. P. Mondal, C.B. Majumder, B. Mohanty, Laboratory based approaches for arsenic remediation from contaminated water: recent developments, J. Hazard. Mater., 137 (2006) 464–479.
  6. Y.B. Onundi, Y.A.A. Mamun, M.F. Al Khatib, Y.M. Ahmed, Adsorption of copper, nickel and lead ions from synthetic semiconductor industrial wastewater by palm shell activated carbon, Int. J. Environ. Sci. Technol., 7 (2010) 751–758.
  7. J. Nouri, B. Lorestani, N. Yousefi, N. Khorasani, A.H. Hasani, S. Seif, M. Cheraghi, Phytoremediation potential of native plants grown in the vicinity of Ahangaran lead–zinc mine (Hamedan, Iran), Environ. Earth Sci., 62 (2011) 639–644.
  8. G. Issabayeva, M.K. Aroua, N.M. Sulaiman, Continuous adsorption of lead ions in a column packed with palm shell activated carbon, J. Hazard. Mater., 155 (2007) 109–113.
  9. Y.B. Onundi, A.A. Mamun, Adsorption of heavy metals from synthetic industrial wastewater by activated carbon, Int. J. Environ. Sci. Technol., 7 (2012) 245–261.
  10. S.P. Singh, L.Q. Ma, M.J. Hendry, Characterization of aqueous lead removal by phosphatic clay: equilibrium and kinetic studies, J. Hazard. Mater., 136 (2006) 654–662.
  11. V.K. Gupta, V.K. Saini, N. Jain, Adsorption of As (III) from aqueous solutions by iron oxide-coated sand, J. Colloid Interface Sci., 288 (2005) 55–60.
  12. K. Anbalagan, P. Senthil Kumar, K. Sangita Gayatri, S. Shahul Hameed, M. Sindhuja, C. Prabhakaran, R. Karthikeyan, Removal and recovery of Ni(II) ions from synthetic wastewater using surface modified Strychnos potatorum seeds: experimental optimization and mechanism, Desal. Wat. Treat., 53 (2015) 171–182.
  13. K. Anbalagan, P. Senthil Kumar, R. Karthikeyan, Adsorption of toxic Cr (VI) ions from aqueous solution by sulphuric acid modified Strychnos potatorum seeds in batch and column studies, Desal. Wat. Treat., 57 (2016) 12585–12607.
  14. X. Liu, M. Kim, Solvothermal synthesis and magnetic properties of magnetite nanoplatelets, Mater. Lett., 63 (2009) 428–430.
  15. M. Sundarajan, M. Ramalakshmi, Novel cubic magnetite nanoparticle synthesis using room temperature ionic liquid, E-J. Chem., 9 (2012) 1070–1076.
  16. M. Zahoor, Removal of Crystal Violet from water by adsorbent prepared from Turkish coffee residue, Tenside Surfactants Deterg., 49 (2012) 107–113.
  17. M. Zahoor, F.A. Khan, Aflatoxin B1 detoxification by magnetic carbon nanostructures prepared from maize straw, Desal. Wat. Treat., 57 (2016) 11893–11903.
  18. L. Ai, L. Li, Efficient removal of organic dyes from aqueous solution with ecofriendly biomass-derived carbon nanocomposites by one-step hydrothermal process, Chem. Eng. J., 223 (2013) 688–695.
  19. K. Okada, N. Yamamoto, Y. Kaseshma, A. Yasumori, Adsorption properties of activated carbon from waste newspaper prepared by chemical and physical activation, J. Colloid. Interface Sci., 262 (2003) 194–199.
  20. M. Kobya, E. Demirbas, M.S. Oncel, S.S. Encan, Adsorption kinetic models applied to nickel ions on hazelnut shell activated carbons, Adsorpt. Sci. Technol., 20 (2002) 179–186.
  21. T.J. Bandosz, J. Jagiełło, J.A. Schwarz, Comparison of methods to assess surface acidic groups on activated carbons, Anal. Chem., 64 (1992) 891–895.
  22. C. Toles, W.E. Marshall, M.M. Johns, Surface functional groups on acid-activated nutshell carbons, Carbon, 37 (1999) 1207–1214.
  23. H. Giles, T.H. Macewan, S.N. Nakhwa, D. Smith, Studies in adsorption. Part IX. A system of classification of solution adsorption isotherms and its use in diagnosis of adsorption mechanism and its measurement of specific surface areas of solids, J. Sol. Com., 30 (1960) 3973–3993.
  24. I. Langmuir, The adsorption of gases on plane surfaces of glass mica and platinum, J. Am. Chem. Soc., 40 (1918) 1361–1403.
  25. H. Freundlich, Über die adsorption in lösungen (Adsorption in solution), Z. Phys. Chem., 57 (1906) 384–470.
  26. S. Lagergren, Zur theorie der sogenannten adsorption geloester stoffe, K. Sven. Vetensk.akad. Handl., 24 (1898) 1–39.
  27. Y.S. Ho, G. McKay, Pseudo-second order model for sorption processes, Chem. Eng. J., 70 (1999) 115–124.