1. L.Y. Chai, Q.W. Wang, Q.Z. Li, Z.H. Yang, Y.Y. Wang, Enhanced removal of Hg(II) from acidic aqueous solution using thiolfunctionalized biomass, Water Sci. Technol., 62 (2010) 2157–2166.
  2. Q.Z. Li, L.Y. Chai, Z.H. Yang, Q.W. Wang, Y.Y. Wang, A comparative study of Ag(I) adsorption on raw and modified spent grain: kinetic and thermodynamic aspects, Water Environ. Res., 82 (2010) 2290–2296.
  3. Y.Y. Wang, B. Peng, Z.H. Yang, C.J. Tang, Y.H. Chen, Q. Liao, Y.P. Liao, Treatment of Cr(VI) contaminated water with Pannonibacter phragmitetus BB, Environ. Earth Sci., 71 (2014) 4333–4339.
  4. T. Wang, L.Y. Zhang, C.F. Li, W.C. Yang, T.T. Song, C.J. Tang, Y. Meng, S. Dai, H.Y. Wang, L.Y. Chai, J. Luo, Synthesis of coreshell magnetic Fe3O4@poly(m-phenylenediamine) particles for chromium reduction and adsorption, Environ. Sci. Technol., 49 (2015) 5654–5662.
  5. X. Xu, J. Zou, J. Teng, Q. Liu, X.Y. Jiang, F.P. Jiao, J.G. Yu, X.Q. Chen, Novel high-gluten flour physically cross-linked graphene oxide composites: hydrothermal fabrication and adsorption properties for rare earth ions, Ecotox. Environ. Safe., 166 (2018) 1–10.
  6. J.-Y. Yang, X.-Y. Jiang, F.-P. Jiao, J.-G. Yu, The oxygen-rich pentaerythritol modified multi-walled carbon nanotube as an efficient adsorbent for aqueous removal of alizarin yellow R and alizarin red S, Appl. Surf. Sci., 436 (2018) 198–206.
  7. C.A. Basha, M. Somasundaram, T. Kannadasan, C.W. Lee, Heavy metals removal from copper smelting effluent using electrochemical filter press cells, Chem. Eng. J., 171 (2011) 563–571.
  8. X. Liu, T. Zhao, H. Cheng, C. Zhu, S. Li, P. Cui, In-situ synthesis of nanomagnetites on poly(amidoamine)-modified graphite oxides and their novel catalytic performances towards the degradation of p-nitro aniline, Appl. Surf. Sci., 327 (2015) 226–232.
  9. V. Belgiorno, L. Rizzo, D. Fatta, C.D. Rocca, G. Lofrano, A. Nikolaou, V. Naddeo, S. Meric, Review on endocrine disruptingemerging compounds in urban wastewater: occurrence and removal by photocatalysis and ultrasonic irradiation for wastewater reuse, Desalination, 215 (2007) 166–176.
  10. J.-G. Yu, J. Zou, L.-L. Liu, X.-Y. Jiang, F.-P. Jiao, X.-Q. Chen, Preparation of TiO2 based photocatalysts and their photocatalytic degradation properties for methylene blue, rhodamine B and methyl orange, Desal. Wat. Treat., 81 (2017) 282–290.
  11. H.R. Mortaheb, A. Zolfaghari, B. Mokhtarani, M.H. Amini, V. Mandanipour, Study on removal of cadmium by hybrid liquid membrane process, J. Hazard. Mater., 177 (2010) 660–667.
  12. J.-Y. Yang, X.-Y. Jiang, F.-P. Jiao, J.-G. Yu, X.-Q. Chen, Fabrication of diiodocarbene functionalized oxidized multi-walled carbon nanotube and its aqueous adsorption performance toward Pb(II), Environ. Earth Sci., 76 (2017) 677.
  13. Z.A. Wang, X.M. Zhang, X.W. Wu, J.-G. Yu, X.-Y. Jiang, Z.-L. Wu, X. Hao, Soluble starch functionalized graphene oxide as an efficient adsorbent for aqueous removal of Cd(II): the adsorption thermodynamic, kinetics and isotherms, J. Sol-Gel Sci. Technol., 82 (2017) 440–449.
  14. N. Chen, J. Teng, F.-P. Jiao, X.-Y. Jiang, X. Hao, J.-G. Yu, Preparation of triethanolamine functionalized carbon nanotube for aqueous removal of Pb(II), Desal. Wat. Treat., 71 (2017) 191–200
  15. Y.J.O. Asencios, M.R. Sun-Kou, Synthesis of high-surface-area γ-Al2O3 from aluminum scrap and its use for the adsorption of metals: Pb(II), Cd(II) and Zn(II), Appl. Surf. Sci., 258 (2012) 10002–10011.
  16. O. Moradi, V.K. Gupta, S. Agarwal, I. Tyagi, M. Asif, A.S.H. Makhlouf, H. Sadegh, R. Shahryari-ghoshekandi, Characteristics and electrical conductivity of graphene and graphene oxide for adsorption of cationic dyes from liquids: kinetic and thermodynamic study, J. Ind. Eng. Chem., 28 (2015) 294–301.
  17. Y. Sun, X. Wang, W. Song, S. Lu, C. Chen, X. Wang, Mechanistic insights into the decontamination of Th(IV) on graphene oxidebased composites by EXAFS and modeling techniques, Environ. Sci. Nano, 4 (2017) 222–232.
  18. Y. Sun, S. Yang, Y. Chen, C. Ding, W. Cheng, X. Wang, Adsorption and desorption of U (VI) on functionalized graphene oxides: a combined experimental and theoretical study, Environ. Sci. Technol., 49 (2015) 4255–4262.
  19. Y. Sun, Q. Wang, C. Chen, X. Tan, X. Wang, Interaction between Eu(III) and graphene oxide nanosheets investigated by batch and extended X-ray absorption fine structure spectroscopy and by modeling techniques, Environ. Sci. Technol., 46 (2012) 6020–6027.
  20. J. Zou, L.L. Huang, X.Y. Jiang, F.P. Jiao, J.G. Yu, Electrochemical behaviors and determination of rifampicin on graphene nanoplatelets modified glassy carbon electrode in sulfuric acid solution, Desal. Wat. Treat., 120 (2018) 272–281.
  21. Z.-H. Wang, J.-Y. Yang, X.-W. Wu, X.-Q. Chen, J.-G. Yu, Y.-P. Wu, Enhanced electrochemical performance of porous activated carbon by forming composite with graphene as highperformance supercapacitor electrode material, J. Nanopart. Res., 19 (2017) 77.
  22. Y. Guo, Z. Jia, M. Cao, Surface modification of graphene oxide by pyridine derivatives for copper(II) adsorption from aqueous solutions, J. Ind. Eng. Chem., 53 (2017) 325–332.
  23. C.J. Madadrang, H.Y. Kim, G. Gao, N. Wang, J. Zhu, H. Feng, M.L. Gorring, M.L. Kasner, S. Hou, Adsorption behavior of EDTA-graphene oxide for Pb(II) removal, ACS Appl. Mater. Interfaces, 4 (2012) 1186–1193.
  24. B.-Y. Yue, L.-Y. Yu, F.-P. Jiao, X.-Y. Jiang, J.-G. Yu, The fabrication of pentaerythritol pillared graphene oxide composite and its adsorption performance towards metal ions from aqueous solutions, Desal. Wat. Treat., 102 (2018) 124–133.
  25. R. Bhattacharyya, S.K. Ray, Removal of congo red and methyl violet from water using nano clay filled composite hydrogels of poly acrylic acid and polyethylene glycol, Chem. Eng. J., 260 (2015) 269–283.
  26. S. Stankovich, D.A. Dikin, G.H.B. Dommett, K.M. Kohlhaas, E.J. Zimney, E.A. Stach, R.D. Piner, S.T. Nguyen, R.S. Ruoff, Graphene-based composite materials, Nature, 442 (2006) 282–286.
  27. S. Zhang, P. Xiong, X. Yang, X. Wang, Novel PEG functionalized graphene nanosheets: enhancement of dispersibility and thermal stability, Nanoscale, 3 (2011) 2169–2174.
  28. X. Sun, Z. Liu, K. Welsher, J.T. Robinson, A. Goodwin, S. Zaric, H. Dai, Nano-graphene oxide for cellular imaging and drug delivery, Nano Res., 1 (2008) 203–212.
  29. H. Wen, C. Dong, H. Dong, A. Shen, W. Xia, X. Cai, Y. Song, X. Li, Y. Li, D. Shi, Engineered redox-responsive PEG detachment mechanism in PEGylated nano-graphene oxide for intracellular drug delivery, Small, 8 (2012) 760–769.
  30. M. Wojtoniszak, X. Chen, R.J. Kalenczuk, A. Wajda, J. Lapczuk, M. Kurzawski, M. Drozdzik, P.K. Chu, E. Borowiak-Palen, Synthesis, dispersion, and cytocompatibility of graphene oxide and reduced graphene oxide, Colloids Surf., B, 89 (2012) 79–85.
  31. X. Xu, X.-Y. Jiang, F.-P. Jiao, X.-Q. Chen, J.G. Yu, Tunable assembly of porous three-dimensional graphene oxidecorn zein composites with strong mechanical properties for adsorption of rare earth elements, J. Taiwan Inst. Chem. Eng., 85 (2018) 106–114.
  32. J. Teng, X. Zeng, X. Xu, J.-G. Yu, Assembly of a novel porous 3D graphene oxide-starch architecture by a facile hydrothermal method and its adsorption properties toward metal ions, Mater. Lett., 214 (2018) 31–33.
  33. K.N. Kudin, B. Ozbas, H.C. Schniepp, R.K. Prud’homme, I.A. Aksay, R. Car, Raman spectra of graphite oxide and functionalized graphene sheets, Nano Lett., 8 (2008) 36–41.
  34. T.R. Das, S. Patra, R. Madhuri, P.K. Sharma, Bismuth oxide decorated graphene oxide nanocomposites synthesized via sonochemical assisted hydrothermal method for adsorption of cationic organic dyes, J. Colloid Interface Sci., 509 (2018) 82–93.
  35. Z. Ji, C. Feng, X. Wu, Y. Li, L. Li, X. Liu, Composite of biomass and lead resistent Aspergillus oryzae for highly efficient aqueous phase Pb(II) adsorption, Environ. Prog. Sustainable Energy, 36 (2017) 1658–1666.
  36. W. Zhang, Z. Yace, G. Yuvaraja, X. Jiao, Adsorption of Pb(II) ions from aqueous environment using eco-friendly chitosan schiff’s base@Fe3O4 (CSB@Fe3O4) as an adsorbent; kinetics, isotherm and thermodynamic studies, Int. J. Biol. Macromol., 105 (2017) 422–430.
  37. Q. Liu, F. Li, H. Lu, M. Li, J. Liu, S. Zhang, Q. Sun, L. Xiong, Enhanced dispersion stability and heavy metal ion adsorption capability of oxidized starch nanoparticles, Food Chem., 242 (2018) 256–263.
  38. A. Pal, K. Majumder, S. Sengupta, T. Das, A. Bandyopadhyay, Adsorption of soluble Pb(II) by a photocrosslinked polysaccharide hybrid: a swelling-adsorption correlation study, Carbohydr. Polym., 177 (2017) 144–155.
  39. Z. Zhou, Z.H. Xu, Q.J. Feng, D.H. Yao, J.G. Yu, D.S. Wang, S.Q. Lv, Y.F. Liu, N. Zhou, M.-e. Zhong, Effect of pyrolysis condition on the adsorption mechanism of lead, cadmium and copper on tobacco stem biochar, J. Cleaner Prod., 187 (2018) 996–1005.
  40. B. Wang, J.-L. Wen, S.-L. Sun, H.-M. Wang, S.-F. Wang, Q.-Y. Liu, A. Charlton, R.-C. Sun, Chemosynthesis and structural characterization of a novel lignin-based bio-sorbent and its strong adsorption for Pb(II), Ind. Crops Prod., 108 (2017) 72–80.
  41. A. Gil, M.J. Amiri, J. Abedi-Koupai, S. Eslamian, Adsorption/reduction of Hg(II) and Pb(II) from aqueous solutions by using bone ash/nZVI composite: effects of aging time, Fe loading quantity and co-existing ions, Environ. Sci. Pollut. Res. Int., 23 (2018) 2814–2829.
  42. Y. Huang, S.X. Li, J.H. Chen, X.L. Zhang, Y.P. Chen, Adsorption of Pb(II) on mesoporous activated carbons fabricated from water hyacinth using H3PO4 activation: adsorption capacity, kinetic and isotherm studies, Appl. Surf. Sci., 293 (2014) 160–168.
  43. A.A. Yakout, R.H. El-Sokkary, M.A. Shreadah, O.G.A. Hamid, Cross-linked graphene oxide sheets via modified extracted cellulose with high metal adsorption, Carbohydr. Polym., 172 (2017) 20–27.
  44. G. Chen, K.J. Shah, L. Shi, P.-C. Chiang, Removal of Cd(II) and Pb(II) ions from aqueous solutions by synthetic mineral adsorbent: Performance and mechanisms, Appl. Surf. Sci., 409 (2017) 296–305.
  45. F.J. Sharahi, A. Shahbazi, Melamine-based dendrimer aminemodified magnetic nanoparticles as an efficient Pb(II) adsorbent for wastewater treatment: adsorption optimization by response surface methodology, Chemosphere, 189 (2017) 291–300.
  46. Y. Qi, J. Wang, X. Wang, J.J. Cheng, Z. Wen, Selective adsorption of Pb(II) from aqueous solution using porous biosilica extracted from marine diatom biomass: properties and mechanism, Appl. Surf. Sci., 396 (2017) 965–977.
  47. K.Y. Foo, B.H. Hameed, Insights into the modeling of adsorption isotherm systems, Chem. Eng. J., 156 (2010) 2–10.
  48. H. Abdel-Samad, P.R. Watson, An XPS study of the adsorption of lead on goethite (α-FeOOH), Appl. Surf. Sci., 136 (1998) 46–54.