References

  1. J.-M. Wang, J. Zhao, X.-Z. Qin, Z. Wang, Theoretical study of adsorption mechanism of heavy metals As and Pb on the calcite (104) surface, Mater. Today Commun., 104 (2020) 101742,
    doi: 10.1016/j.mtcomm.2020.101742.
  2. Z.Y. Wu, X.X. Chen, B.L. Yuan, M.-L. Fu, A facile foamingpolymerization strategy to prepare 3D MnO2 modified biochar-based porous hydrogels for efficient removal of Cd(II) and Pb(II), Chemosphere, 239 (2020) 124745, doi: 10.1016/j. chemosphere.2019.124745.
  3. Ministry of Health of the People’s Republic of China, Standards for Drinking Water Quality, GB5749-2006, 2006.
  4. X. Hu, L.J. Jia, J. Cheng, Z.R. Sun, Magnetic ordered mesoporous carbon materials for adsorption of minocycline from aqueous solution: preparation, characterization and adsorption mechanism, J. Hazard. Mater., 362 (2019) 1–8.
  5. L. Long, Y.W. Xue, X.L. Hu, Y. Zhu, Study on the influence of surface potential on the nitrate adsorption capacity of metal modified biochar, Environ. Sci. Pollut. Res., 26 (2019) 3065–3074.
  6. N. Li, M.L. Yin, D.C.W. Tsang, S.T. Yang, J. Liu, X. Li, G. Song, J. Wang, Mechanisms of U(VI) removal by biochar derived from Ficus microcarpa aerial root: a comparison between raw and modified biochar, Sci. Total Environ., 697 (2019) 134115, doi: 10.1016/j.scitotenv.2019.134115.
  7. X.X. Huang, Y.G. Liu, S.B. Liu, X.F. Tan, Y. Ding, G.M. Zeng, Y.Y. Zhou, M.M. Zhang, S.F. Wang, B.H. Zheng, Effective removal of Cr(VI) using β-cyclodextrin-chitosan modified biochars with adsorption/reduction bifuctional roles, RSC Adv., 6 (2016) 94–104.
  8. M.-M. Zhang, Y.-G. Liu, T.-T. Li, W.-H. Xu, B.-H. Zheng, X.-F. Tan, H. Wang, Y.-M. Guo, F.-Y. Guo, S.-F. Wang, Chitosan modification of magnetic biochar produced from Eichhornia crassipes for enhanced sorption of Cr(VI) from aqueous solution, RSC Adv., 5 (2015) 46955–46964.
  9. E. Altıntıg, H. Altundag, M. Tuzen, A. Sarı, Effective removal of methylene blue from aqueous solutions using magnetic loaded activated carbon as novel adsorbent, Chem. Eng. Res. Des., 122 (2017) 151–163.
  10. T.A. Saleh, M. Tuzen, A. Sarı, Magnetic activated carbon loaded with tungsten oxide nanoparticles for aluminum removal from waters, J. Environ. Chem. Eng., 5 (2017) 2853–2860.
  11. T.A. Saleh, A. Sarı, M. Tuzen, Effective adsorption of antimony(III) from aqueous solutions by polyamide-graphene composite as a novel adsorbent, Chem. Eng. J., 307 (2017) 230–238.
  12. Y.Q. Sun, I.K.M. Yu, D.C.W. Tsang, X.D. Cao, D.H. Lin, L.L. Wang, N.J.D. Graham, D.S. Alessi, M. Komárek, Y.S. Ok, Y.J. Feng, X.-D. Li, Multifunctional iron-biochar composites for the removal of potentially toxic elements, inherent cations, and hetero-chloride from hydraulic fracturing wastewater, Environ. Int., 124 (2019) 521–532.
  13. X.Y. Lu, W.L. Yim, B.H.R. Suryanto, C. Zhao, Electrocatalytic oxygen evolution at surface-oxidized multiwall carbon nanotubes, J. Am. Chem. Soc., 137 (2015) 2901–2907.
  14. Y.Y. Deng, S. Huang, D.A. Laird, X.G. Wang, Z.W. Meng, Adsorption behaviour and mechanisms of cadmium and nickel on rice straw biochars in single- and binary-metal systems, Chemosphere, 218 (2019) 308–318.
  15. H.-T. Zhao, S. Ma, S.-Y. Zheng, S.-W. Han, F.-X. Yao, X.-Z. Wang, S.-S. Wang, K. Feng, β-cyclodextrin functionalized biochars as novel sorbents for high-performance of Pb2+ removal, J. Hazard. Mater., 362 (2019) 206–213.
  16. A.K. Mondal, K. Kretschmer, Y.F. Zhao, H. Liu, H.B. Fan, G.X. Wang, Naturally nitrogen doped porous carbon derived from waste shrimp shells for high-performance lithium ion batteries and supercapacitors, Microporous Mesoporous Mater., 246 (2017) 72–80.
  17. G.Q. Yuan, Y.X. Pan, W.W. Li, C. Wang, H.X. Chen, Effect of extrusion on physicochemical properties, functional properties and antioxidant activities of shrimp shell wastes protein, Int. J. Biol. Macromol., 136 (2019) 1096–1105.
  18. R.J. White, M. Antonietti, M.-M. Titirici, Naturally inspired nitrogen doped porous carbon, J. Mater. Chem., 19 (2009) 8645–8650.
  19. S.S. Pattanaik, P.B. Sawant, K.A. Martin Xavier, K. Dube, P. Prakash Srivastava V. Dhanabalan, N.K. Chadha, Characterization of carotenoprotein from different shrimp shell waste for possible use as supplementary nutritive feed ingredient in animal diets, Aquaculture, 515 (2020) 734594,
    doi: 10.1016/j.aquaculture.2019.734594.
  20. C. He, H.L. Lin, L.L. Dai, R.L. Qiu, Y.T. Tang, Y.P. Wang, P.-G. Duan, Y.S. Ok, Waste shrimp shell-derived hydrochar as an emergent material for methyl orange removal in aqueous solutions, Environ. Int., 134 (2020) 105340, doi: 10.1016/j. envint.2019.105340.
  21. L. Qin, Z.P. Zhou, J.D. Dai, P. Ma, H.B. Zhao, J.S. He, A. Xie, C.X. Li, Y.S. Yan, Novel N-doped hierarchically porous carbons derived from sustainable shrimp shell for high-performance removal of sulfamethazine and chloramphenicol, J. Taiwan Inst. Chem. Eng., 62 (2016) 228–238.
  22. J.-H. Park, J.J. Wang, R. Xiao, B.Y. Zhou, R.D. Delaune, D.-C. Seo, Effect of pyrolysis temperature on phosphate adsorption characteristics and mechanisms of crawfish char, J. Colloid Interface Sci., 525 (2018) 143–151.
  23. S. Brunauer, L.S. Deming, W.E. Deming, E. Teller, On a theory of the van der Waals adsorption of gases, J. Am. Chem. Soc., 62 (1940) 1723–1732.
  24. G.E. Sharaf El-Deen, S.E.A. Sharaf El-Deen, Kinetic and isotherm studies for adsorption of Pb(II) from aqueous solution onto coconut shell activated carbon, Desal. Water Treat., 57 (2016) 1944–3994.
  25. F. Rouquerol, J. Rouquerol, K. Sing, Adsorption by Powders and Porous Solids, Academic Press, New York, 1999.
  26. J.Q. Deng, Y.G. Liu, S.B. Liu, G.M. Zeng, X.F. Tan, B.Y. Huang, X.J. Tang, S.F. Wang, W. Hua, Z.L. Yan, Competitive adsorption of Pb(II), Cd(II) and Cu(II) onto chitosan-pyromellitic dianhydride modified biochar, J. Colloid Interface Sci., 506 (2017) 355–364.
  27. S.T. Xing, C. Hu, J.H. Qu, H. He, M. Yang, Characterization and reactivity of MnOx supported on mesoporous zirconia for herbicide 2,4-D mineralization with ozone, Environ. Sci. Technol., 42 (2008) 3363–3368.
  28. Z.G. Song, F. Lian, Z.H. Yu, L.Y. Zhu, B.S. Xing, W.W. Qiu, Synthesis and characterization of a novel MnOx-loaded biochar and its adsorption properties for Cu2+ in aqueous solution, Chem. Eng. J., 242 (2014) 36–42.
  29. P.K. Godwin, Y.F. Pan, H.N. Xiao, M.F. Afzal, Progress in preparation and application of modified biochar for improving heavy metal ion removal from wastewater, J. Bioresour. Bioprod., 4 (2016) 31–42.
  30. W.J. Zhu, Y.G. Zhang, P.L. Wang, Z.Y. Yang, A. Yasin, L.T. Zhang, Preparation and applications of salt-resistant superabsorbent poly(acrylic acid-acrylamide/fly ash) composite, Materials, 12 (2019) 596, doi: 10.3390/ma12040596.
  31. C. Lai, M.M. Zhang, B.S. Li, D.L. Huang, G.M. Zeng, L. Qin, X.G. Liu, H. Yi, M. Cheng, L. Li, Z. Chen, L. Chen, Fabrication of CuS/BiVO4 (0 4 0) binary heterojunction photocatalysts with enhanced photocatalytic activity for Ciprofloxacin degradation and mechanism insight, Chem. Eng. J., 358 (2019) 891–902.
  32. L.-L. Ling, W.-J. Liu, S. Zhang, H. Jiang, Magnesium oxide embedded nitrogen self-doped biochar composites: fast and high-efficiency adsorption of heavy metals in an aqueous solution, Environ. Sci. Technol., 51 (2017) 10081–10089.
  33. J.W. Wu, T. Wang, Y.S. Zhang, W.-P. Pan, The distribution of Pb(II)/Cd(II) adsorption mechanisms on biochars from aqueous solution: considering the increased oxygen functional groups by HCl treatment, Bioresour. Technol., 291 (2019) 121859, doi: 10.1016/j.biortech.2019.121859.
  34. M.I. Inyang, B. Gao, Y. Yao, Y.W. Xue, A. Zimmerman, A. Mosa, P. Pullammanappallil, Y.S. Ok, X.D. Cao, A review of biochar as a low-cost adsorbent for aqueous heavy metal removal, Crit. Rev. Env. Sci. Technol., 46 (2016) 406–433.
  35. Q. An, Y.-Q. Jiang, H.-Y. Nan, Y. Yu, J.-N. Jiang, Unraveling sorption of nickel from aqueous solution by KMnO4 and KOH-modified peanut shell biochar: implicit mechanism, Chemosphere, 214 (2019) 846–854.
  36. H.-C. Tao, H.-R. Zhang, J.-B. Li, W.-Y. Ding, Biomass based activated carbon obtained from sludge and sugarcane bagasse for removing lead ion from wastewater, Bioresour. Technol., 192 (2015) 611–617.
  37. W. Zhang, Q. Deng, Q.L. He, J.Y. Song, S.L. Zhang, H.Y. Wang, J.P. Zhou, H.N. Zhang, A facile synthesis of core-shell/beadlike poly (vinyl alcohol)/alginate@PAM with good adsorption capacity, high adaptability and stability towards Cu(II) removal, Chem. Eng. J., 351 (2018) 462–472.
  38. H.M.F. Freundlich, Over the adsorption in solution, J. Phys. Chem., 57 (1906) 385–471.
  39. I. Langmuir, The adsorption of gases on plane surfaces of glass, mica and platinum, J. Am. Chem. Soc., 40 (1918) 1361–1403.
  40. A. Krajňák, L. Pivarčiová, O. Rosskopfová, M. Galamboš, P. Rajec, Adsorption of nickel on rhyolitic Slovak bentonites, J. Radioanal. Nucl. Chem., 304 (2015) 587–593.
  41. Z.Z. Wang, J. Xu, D. Yellezuome, R.H. Liu, Effects of cotton straw-derived biochar under different pyrolysis conditions on Pb(II) adsorption properties in aqueous solutions, J. Anal. Appl. Pyrolysis, 157 (2021) 105214, doi: 10.1016/j.jaap.2021.105214.
  42. H.Y. Chen, X.J. Yang, Y.L. Liu, X.M. Lin, J.J. Wang, Z. Zhang, N. Li, Y.T. Li, Y.L. Zhang, KOH modification effectively enhances the Cd and Pb adsorption performance of N-enriched biochar derived from waste chicken feathers, Waste Manage., 130 (2021) 82–92.
  43. W. Ahmed, S. Mehmood, A. Núñez-Delgado, A. Ali, M. Qaswar, A. Shakoor, M. Mahmood, D.-Y. Chen, Enhanced adsorption of aqueous Pb(II) by modified biochar produced through pyrolysis of watermelon seeds, Sci. Total Environ., 784 (2021) 147136, doi: 10.1016/j.scitotenv.2021.147136.
  44. J.J. Zhang, J.G. Shao, Q.Z. Jin, Z.Q. Li, X. Zhang, Y.Q. Chen, S.H. Zhang, H.P. Chen, Sludge-based biochar activation to enhance Pb(II) adsorption, Fuel, 252 (2019) 101–108.
  45. L.Q. Liu, Y.J. Huang, S.P. Zhang, Y. Gong, Y.H. Su, J.H. Cao, H.J. Hu, Adsorption characteristics and mechanism of Pb(II) by agricultural waste-derived biochars produced from a pilot-scale pyrolysis system, Waste Manage., 100 (2019) 287–295.
  46. Y.J. Xue, C. Wang, Z.H. Hu, Y. Zhou, Y. Xiao, T. Wang, Pyrolysis of sewage sludge by electromagnetic induction: biochar properties and application in adsorption removal of Pb(II), Cd(II) from aqueous solution, Waste Manage., 89 (2019) 48–56.
  47. S. Wongrod, S. Simon, G. Guibaud, P.N.L. Lens, Y. Pechaud, D. Huguenot, E.D. van Hullebusch, Lead sorption by biochar produced from digestates: Consequences of chemical modification and washing, J. Environ. Manage., 219 (2018) 277–284.
  48. J.O. Eniola, R. Kumar, A.A. Al-Rashdi, M.A. Barakat, Hydrothermal synthesis of structurally variable binary CuAl, MnAl and ternary CuMnAl hydroxides for oxytetracycline antibiotic adsorption, J. Environ. Chem. Eng., 8 (2019) 103535, doi: 10.1016/j.jece.2019.103535.
  49. S. Lagergren, About the theory of so-called adsorption of soluble substances, Kungliga Svenska Vetenskapsakademiens, Handlingar, 24 (1898) 1–39.
  50. J.-P. Simonin, On the comparison of pseudo-first-order and pseudo-second-order rate laws in the modeling of adsorption kinetics, Chem. Eng. J., 300 (2016) 254–263.
  51. H.N. Tran, S.-J. You, A. Hosseini-Bandegharaei, H.-P. Chao, Mistakes and inconsistencies regarding adsorption of contaminants from aqueous solutions: a critical review, Water Res., 120 (2017) 88–116.
  52. L. Sun, S.G. Wan, W.S. Luo, Biochars prepared from anaerobic digestion residue, palm bark, and eucalyptus for adsorption of cationic methylene blue dye: characterization, equilibrium, and kinetic studies, Bioresour. Technol., 140 (2013) 406–413.
  53. J.T. Liu, X. Ge, X.X. Ye, G.Z. Wang, H.M. Zhang, H.J. Zhou, Y.X. Zhang, H.J. Zhao, 3D graphene/δ-MnO2 aerogels for highly efficient and reversible removal of heavy metal ions, J. Mater. Chem., 4 (2016) 1970–1979.
  54. H.S. Li, X.W. Li, T.F. Xiao, Y.H. Chen, J.Y. Long, G.S. Zhang, P. Zhang, C.L. Li, L.Z. Zhuang, K. Li, Efficient removal of thallium(I) from wastewater using flower-like manganese dioxide coated magnetic pyrite cinder, Chem. Eng. J., 353 (2018) 867–877.
  55. Q. Yang, X.L. Wang, W. Luo, J. Sun, Q.X. Xu, F. Chen, J.W. Zhao, S. Wang, F.B. Yao, D.B. Wang, X.M. Li, G.M. Zeng, Effectiveness and mechanisms of phosphate adsorption on iron-modified biochars derived from waste activated sludge, Bioresour. Technol., 247 (2018) 537–544.
  56. M.C. Zhang, A.M. Li, Q. Zhou, C.D. Shuang, W.W. Zhou, M.Q. Wang, Effect of pore size distribution on tetracycline adsorption using magnetic hypercrosslinked resins, Microporous Mesoporous Mater., 184 (2014) 105–111.