Alginate-based composites for environmental applications: a critical review

References

• Ahmad, M., Rajapaksha, A. U., Lim, J. E., Zhang, M., Bolan, N., Mohan, D., … Ok, Y. S. (2014). Biochar as a sorbent for contaminant management in soil and water: A review. Chemosphere, 99, 19–33. doi:10.1016/j.chemosphere.2013.10.071
   PubMed Web of Science ®Google Scholar
• Akhtar, M. F., Hanif, M., Ranjha, N. M. (2016). Methods of synthesis of hydrogels: A review. Saudi Pharmaceutical Journal, 24(5), 554–559.
   PubMed Web of Science ®Google Scholar
• Albarelli, J. Q., Santos, D. T., Murphy, S., & Oelgemöller, M. (2009). Use of Ca-alginate as a novel support for TiO2 immobilization in methylene blue decolorisation. Water Science and Technology, 60(4), 1081–1087.
   PubMed Web of Science ®Google Scholar
• Algothmi, W. M., Bandaru, N. M., Yu, Y., Shapter, J. G., & Ellis, A. V. (2013). Alginate–graphene oxide hybrid gel beads: An efficient copper adsorbent material. Journal of Colloid and Interface Science, 397, 32–38. doi:10.1016/j.jcis.2013.01.051
   PubMed Web of Science ®Google Scholar
• Ali, I. (2012). New generation adsorbents for water treatment. Chemical reviews, 112, 5073–5091.
   PubMed Web of Science ®Google Scholar
• Ali, I., Al-Othman, Z. A., & Al-Warthan, A. (2016a). Molecular uptake of congo red dye from water on iron composite nano particles. Journal of Molecular Liquids, 224, 171–176.
   Web of Science ®Google Scholar
• Ali, I., Al-Othman, Z. A., & Al-Warthan, A. (2016b). Removal of secbumeton herbicide from water on composite nanoadsorbent. Desalination and Water TreatmentI, 57, 10409–10421.
   Web of Science ®Google Scholar
• Ali, I., Al-Othman, Z. A., & Sanagi, M. M. (2015). Green synthesis of iron nano-impregnated adsorbent for fast removal of fluoride from water. Journal of Molecular Liquids, 211, 457–465.
   Web of Science ®Google Scholar
• Ali, I., & Gupta, V. (2006). Advances in water treatment by adsorption technology. Nature protocols, 1, 2661–2667.
   PubMed Web of Science ®Google Scholar
• Allaboun, H., Fares, M. M., & Abu Al-Rub, F. A. (2016). Removal of uranium and associated contaminants from aqueous solutions using functional carbon nanotubes-sodium alginate conjugates. Minerals, 6(1), 9. doi:10.3390/min6010009
   Web of Science ®Google Scholar
• An, T., Zhou, L., Li, G., Fu, J., & Sheng, G. (2008). Recent patents on immobilized microorganism technology and its engineering application in wastewater treatment. Recent Patents on Engineering, 2(1), 28–35. doi:10.2174/187221208783478543
   Google Scholar
• Annadurai, G., Juang, R.-S., & Lee, D.-J. (2002). Factorial design analysis for adsorption of dye on activated carbon beads incorporated with calcium alginate. Advances in Environmental Research, 6(2), 191–198. doi:10.1016/S1093-0191(01)00050-8
   Google Scholar
• Aravindhan, R., Fathima, N. N., Rao, J. R., & Nair, B. U. (2007). Equilibrium and thermodynamic studies on the removal of basic black dye using calcium alginate beads. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 299(1-3), 232–238. doi:10.1016/j.colsurfa.2006.11.045
   Web of Science ®Google Scholar
• Arica, M. Y., Bayramoglu, G., Yilmaz, M., Bektaş, S., & Genç, O. (2004). Biosorption of Hg2+, Cd2+, and Zn2+ by Ca-alginate and immobilized wood-rotting fungus Funalia trogii. Journal of Hazardous Materials, 109(1-3), 191–199.
   PubMed Web of Science ®Google Scholar
• Arıca, M. Y., Kaçar, Y., & Genç, Ö. (2001). Entrapment of white-rot fungus Trametes versicolor in Ca-alginate beads: Preparation and biosorption kinetic analysis for cadmium removal from an aqueous solution. Bioresource Technology, 80(2), 121–129. doi:10.1016/S0960-8524(01)00084-0
   PubMed Web of Science ®Google Scholar
• Babel, S., & Kurniawan, T. A. (2003). Low-cost adsorbents for heavy metals uptake from contaminated water: A review. Journal of Hazardous Materials, 97(1-3), 219–243.
   PubMed Web of Science ®Google Scholar
• Bai, J., Sun, H. M., Yin, X. J., Yin, X. Q., Wang, S. S., & Creamer, A. E. (2016). Oxygen-content-controllable graphene oxide from electron-beam-irradiated graphite: Synthesis, characterization, and removal of aqueous lead [Pb(II)]. ACS Applied Materials & Interfaces, 8, 25289–25296. doi:10.1021/acsami.6b08059
   PubMed Web of Science ®Google Scholar
• Bajpai, J., Shrivastava, R., & Bajpai, A. K. (2004). Dynamic and equilibrium studies on adsorption of Cr(VI) ions onto binary bio-polymeric beads of cross linked alginate and gelatin. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 236(1-3), 81–90. doi:10.1016/j.colsurfa.2004.01.021
   Web of Science ®Google Scholar
• Bakr, A.-S., A., Moustafa, Y. M., Khalil, M. M., Yehia, & Motawea, E. A. (2015). Magnetic nanocomposite beads: Synthesis and uptake of Cu(II) ions from aqueous solutions. Canadian Journal of Chemistry, 93(3), 289–296. doi:10.1139/cjc-2014-0282
   Web of Science ®Google Scholar
• Basu, H., Singhal, R., Pimple, M., & Reddy, A. (2015). Arsenic removal from groundwater by goethite impregnated calcium alginate beads. Water, Air, & Soil Pollution, 226, 22.
   Web of Science ®Google Scholar
• Bayramoglu, G., Denizli, A., Bektas, S., & Yakup Arica, M. (2002). Entrapment of lentinus sajor-caju into Ca-alginate gel beads for removal of Cd(II) ions from aqueous solution: Preparation and biosorption kinetics analysis. Microchemical Journal, 72(1), 63–76. doi:10.1016/S0026-265X(01)00151-5
   Web of Science ®Google Scholar
• Bayramoğlu, G., Tuzun, I., Celik, G., Yilmaz, M., & Arica, M. Y. (2006). Biosorption of mercury(II), cadmium(II) and lead(II) ions from aqueous system by microalgae Chlamydomonas reinhardtii immobilized in alginate beads. International Journal of Mineral Processing, 81(1), 35–43. doi:10.1016/j.minpro.2006.06.002
   Web of Science ®Google Scholar
• Bayramoğlu, G., & Yakup Arıca, M. (2009). Construction a hybrid biosorbent using Scenedesmus quadricauda and ca-alginate for biosorption of Cu(II), Zn(II) and Ni(II): Kinetics and equilibrium studies. Bioresource Technology, 100(1), 186–193. doi:10.1016/j.biortech.2008.05.050
   PubMed Web of Science ®Google Scholar
• Bée, A., Talbot, D., Abramson, S., & Dupuis, V. (2011). Magnetic alginate beads for Pb(II) ions removal from wastewater. Journal of Colloid and Interface Science, 362(2), 486–492.
   PubMed Web of Science ®Google Scholar
• Belhouchat, N., Zaghouane-Boudiaf, H., & Viseras, C. (2017). Removal of anionic and cationic dyes from aqueous solution with activated organo-bentonite/sodium alginate encapsulated beads. Applied Clay Science, 135, 9–15. doi:10.1016/j.clay.2016.08.031
   Web of Science ®Google Scholar
• Benhouria, A., Islam, M. A., Zaghouane-Boudiaf, H., Boutahala, M., & Hameed, B. (2015). Calcium alginate–bentonite–activated carbon composite beads as highly effective adsorbent for methylene blue. Chemical Engineering Journal, 270, 621–630. doi:10.1016/j.cej.2015.02.030
   Web of Science ®Google Scholar
• Burakov, A. E., Galunin, E. V., Burakova, I. V., Kucherova, A. E., Agarwal, S., Tkachev, A. G., & Gupta, V. K. (2018). Adsorption of heavy metals on conventional and nanostructured materials for wastewater treatment purposes: A review. Ecotoxicology and Environmental Safety, 148, 702–712. doi:10.1016/j.ecoenv.2017.11.034
   PubMed Web of Science ®Google Scholar
• Cai, C.-X., Xu, J., Deng, N.-F., Dong, X.-W., Tang, H., Liang, Y., … Li, Y.-Z. (2016). A novel approach of utilization of the fungal conidia biomass to remove heavy metals from the aqueous solution through immobilization. Scientific Reports, 6, 36546.
   PubMed Web of Science ®Google Scholar
• Cai, T., Chen, L., Ren, Q., Cai, S., & Zhang, J. (2011). The biodegradation pathway of triethylamine and its biodegradation by immobilized Arthrobacter protophormiae cells. Journal of Hazardous Materials, 186(1), 59–66. doi:10.1016/j.jhazmat.2010.10.007
   PubMed Web of Science ®Google Scholar
• Cavallaro, G., Gianguzza, A., Lazzara, G., Milioto, S., & Piazzese, D. (2013). Alginate gel beads filled with halloysite nanotubes. Applied Clay Science, 72, 132–137. doi:10.1016/j.clay.2012.12.001
   Web of Science ®Google Scholar
• Chan, L. W., Jin, Y., & Heng, P. W. S. (2002). Cross-linking mechanisms of calcium and zinc in production of alginate microspheres. International Journal of Pharmaceutics, 242(1–2), 255–258. doi:10.1016/S0378-5173(02)00169-2
   PubMed Web of Science ®Google Scholar
• Chandra, V., Park, J., Chun, Y., Lee, J. W., Hwang, I.-C., & Kim, K. S. (2010). Water-dispersible magnetite-reduced graphene oxide composites for arsenic removal. ACS Nano, 4(7), 3979–3986. doi:10.1021/nn1008897
   PubMed Web of Science ®Google Scholar
• Chen, H., Gao, B., & Li, H. (2014). Functionalization, pH, and ionic strength influenced sorption of sulfamethoxazole on graphene. Journal of Environmental Chemical Engineering, 2(1), 310–315. doi:10.1016/j.jece.2013.12.021
   Google Scholar
• Chen, H., Gao, B., & Li, H. (2015). Removal of sulfamethoxazole and ciprofloxacin from aqueous solutions by graphene oxide of sulfamethoxazole and ciprofloxacin from aqueous solutions by graphene oxide. Journal of Hazardous Materials, 282, 201–207.
   PubMed Web of Science ®Google Scholar
• Chen, J.-P., & Lin, Y.-S. (2007). Decolorization of azo dye by immobilized pseudomonas luteola entrapped in alginate–silicate sol–gel beads. Process Biochemistry, 42(6), 934–942. doi:10.1016/j.procbio.2007.03.001
   Web of Science ®Google Scholar
• Chiew, C. S. C., Yeoh, H. K., Pasbakhsh, P., Krishnaiah, K., Poh, P. E., Tey, B. T., & Chan, E. S. (2016). Halloysite/alginate nanocomposite beads: Kinetics, equilibrium and mechanism for lead adsorption. Applied Clay Science, 119, 301–310. doi:10.1016/j.clay.2015.10.032
   Web of Science ®Google Scholar
• Ching, S. H., Bansal, N., & Bhandari, B. (2017). Alginate gel particles—A review of production techniques and physical properties. Critical Reviews in Food Science and Nutrition, 57(6), 1133–1152. doi:10.1080/10408398.2014.965773
   PubMed Web of Science ®Google Scholar
• Choi, J.-W., Yang, K.-S., Kim, D.-J., & Lee, C. E. (2009). Adsorption of zinc and toluene by alginate complex impregnated with zeolite and activated carbon. Current Applied Physics, 9(3), 694–697. doi:10.1016/j.cap.2008.06.008
   Web of Science ®Google Scholar
• Cohen, Y. (2001). Biofiltration-the treatment of fluids by microorganisms immobilized into the filter bedding material: A review. Bioresource Technology, 77(3), 257–274. doi:10.1016/S0960-8524(00)00074-2
   PubMed Web of Science ®Google Scholar
• Covarrubias, S. A., De-Bashan, L. E., Moreno, M., & Bashan, Y. (2012). Alginate beads provide a beneficial physical barrier against native microorganisms in wastewater treated with immobilized bacteria and microalgae. Applied Microbiology and Biotechnology, 93(6), 2669–2680. doi:10.1007/s00253-011-3585-8
   PubMed Web of Science ®Google Scholar
• Daâssi, D., Rodríguez-Couto, S., Nasri, M., & Mechichi, T. (2014). Biodegradation of textile dyes by immobilized laccase from Coriolopsis gallica into Ca-alginate beads. International Biodeterioration & Biodegradation, 90, 71–78. doi:10.1016/j.ibiod.2014.02.006
   Web of Science ®Google Scholar
• De-Bashan, L. E., Moreno, M., Hernandez, J.-P., & Bashan, Y. (2002). Removal of ammonium and phosphorus ions from synthetic wastewater by the microalgae chlorella vulgaris coimmobilized in alginate beads with the microalgae growth-promoting bacterium Azospirillum brasilense. Water Research, 36(12), 2941–2948. doi:10.1016/S0043-1354(01)00522-X
   PubMed Web of Science ®Google Scholar
• Devi, G. K., Kumar, P. S., & Kumar, K. S. (2016). Green synthesis of novel silver nanocomposite hydrogel based on sodium alginate as an efficient biosorbent for the dye wastewater treatment: Prediction of isotherm and kinetic parameters. Desalination and Water Treatment, 57, 27686–27699.
   Web of Science ®Google Scholar
• Ding, Z. H., Hu, X., Morales, V. L., & Gao, B. (2014). Filtration and transport of heavy metals in graphene oxide enabled sand columns. Chemical Engineering Journal, 257, 248–252. doi:10.1016/j.cej.2014.07.034
   Web of Science ®Google Scholar
• Ding, Z. H., Hu, X., Wan, Y. S., Wang, S. S., & Gao, B. (2016). Removal of lead, copper, cadmium, zinc, and nickel from aqueous solutions by alkali-modified biochar: Batch and column tests. Journal of Industrial and Engineering Chemistry, 33, 239–245. doi:10.1016/j.jiec.2015.10.007
   Web of Science ®Google Scholar
• Do, X. H., & Lee, B. K. (2013). Removal of Pb2+ using a biochar-alginate capsule in aqueous solution and capsule regeneration. Journal of Environmental Management, 131, 375–382. doi:10.1016/j.jenvman.2013.09.045
   PubMed Web of Science ®Google Scholar
• Elwakeel, K. Z., Daher, A., Abd El-Fatah, A., Abd El Monem, H., & Khalil, M. M. (2017). Biosorption of lanthanum from aqueous solutions using magnetic alginate beads. Journal of Dispersion Science and Technology, 38(1), 145–151. doi:10.1080/01932691.2016.1146617
   Web of Science ®Google Scholar
• Enayatzamir, K., Alikhani, H., Yakhchali, B., Tabandeh, F., & Rodríguez-Couto, S. (2010). Decolouration of azo dyes by Phanerochaete chrysosporium immobilised into alginate beads. Environmental Science and Pollution Research, 17(1), 145–153. doi:10.1007/s11356-009-0109-5
   PubMed Web of Science ®Google Scholar
• Escudero, C., Fiol, N., Villaescusa, I., & Bollinger, J.-C. (2009). Arsenic removal by a waste metal (hydr)oxide entrapped into calcium alginate beads. Journal of Hazardous Materials, 164(2-3), 533–541. doi:10.1016/j.jhazmat.2008.08.042
   PubMed Web of Science ®Google Scholar
• Fan, J., Shi, Z., Lian, M., Li, H., & Yin, J. (2013). Mechanically strong graphene oxide/sodium alginate/polyacrylamide nanocomposite hydrogel with improved dye adsorption capacity. Journal of Materials Chemistry A, 1(25), 7433–7443. doi:10.1039/c3ta10639j
   Web of Science ®Google Scholar
• Fang, J., Gao, B., Mosa, A., & Zhan, L. (2017). Chemical activation of hickory and peanut hull hydrochars for removal of lead and methylene blue from aqueous solutions. Chemical Speciation and Bioavailability, 29(1), 197–204. doi:10.1080/09542299.2017.1403294
   Web of Science ®Google Scholar
• Fang, J., Gao, B., Zimmerman, A. R., Ro, K. S., & Chen, J. J. (2016). Physically (CO2) activated hydrochars from hickory and peanut hull: Preparation, characterization, and sorption of methylene blue, lead, copper, and cadmium. RSC Advances, 6(30), 24906–24911. doi:10.1039/C6RA01644H
   Web of Science ®Google Scholar
• Fang, J., Zhan, L., Ok, Y. S., & Gao, B. (2018). Minireview of potential applications of hydrochar derived from hydrothermal carbonization of biomass. Journal of Industrial and Engineering Chemistry, 57, 15–21. doi:10.1016/j.jiec.2017.08.026
   Web of Science ®Google Scholar
• Fei, Y., Li, Y., Han, S., & Ma, J. (2016). Adsorptive removal of ciprofloxacin by sodium alginate/graphene oxide composite beads from aqueous solution. Journal of Colloid and Interface Science, 484, 196–204. doi:10.1016/j.jcis.2016.08.068
   PubMed Web of Science ®Google Scholar
• Fomina, M., & Gadd, G. M. (2014). Biosorption: Current perspectives on concept, definition and application. Bioresource Technology, 160, 3–14. doi:10.1016/j.biortech.2013.12.102
   PubMed Web of Science ®Google Scholar
• Fu, F., & Wang, Q. (2011). Removal of heavy metal ions from wastewaters: A review. Journal of Environmental Management, 92(3), 407–418.
   PubMed Web of Science ®Google Scholar
• Gautam, D. P., Rahman, S., Bezbaruah, A. N., & Borhan, M. S. (2016). Evaluation of calcium alginate entrapped nano zinc oxide to reduce gaseous emissions from liquid dairy manure. Applied Engineering in Agriculture, 32, 89–102.
   Web of Science ®Google Scholar
• Gautam, D. P., Rahman, S., Fortuna, A.-M., Borhan, M. S., Saini-Eidukat, B., & Bezbaruah, A. N. (2017). Characterization of zinc oxide nanoparticle (NZNO) alginate beads in reducing gaseous emission from swine manure. Environmental Technology, 38(9), 1061–1074. doi:10.1080/09593330.2016.1217056
   PubMed Web of Science ®Google Scholar
• Gok, C., & Aytas, S. (2009). Biosorption of uranium(VI) from aqueous solution using calcium alginate beads. Journal of Hazardous Materials, 168(1), 369–375. doi:10.1016/j.jhazmat.2009.02.063
   PubMed Web of Science ®Google Scholar
• Gong, J.-L., Wang, B., Zeng, G.-M., Yang, C.-P., Niu, C.-G., Niu, Q.-Y., … Liang, Y. (2009). Removal of cationic dyes from aqueous solution using magnetic multi-wall carbon nanotube nanocomposite as adsorbent. Journal of Hazardous Materials, 164(2-3), 1517–1522. doi:10.1016/j.jhazmat.2008.09.072
   PubMed Web of Science ®Google Scholar
• Googerdchian, F., Moheb, A., & Emadi, R. (2012). Lead sorption properties of nanohydroxyapatite–alginate composite adsorbents. Chemical Engineering Journal, 200, 471–479. doi:10.1016/j.cej.2012.06.084
   Web of Science ®Google Scholar
• Gopalakannan, V., & Viswanathan, N. (2015). Synthesis of magnetic alginate hybrid beads for efficient chromium (VI) removal. International Journal of Biological Macromolecules, 72, 862–867. doi:10.1016/j.ijbiomac.2014.09.024
   PubMed Web of Science ®Google Scholar
• Gotoh, T., Matsushima, K., & Kikuchi, K.-I. (2004a). Adsorption of Cu and Mn on covalently cross-linked alginate gel beads. Chemosphere, 55(1), 57–64.
   PubMed Web of Science ®Google Scholar
• Gotoh, T., Matsushima, K., & Kikuchi, K.-I. (2004b). Preparation of alginate-chitosan hybrid gel beads and adsorption of divalent metal ions. Chemosphere, 55(1), 135–140.
   PubMed Web of Science ®Google Scholar
• Gupta, V. K., & Ali, I. (2012). Environmental water: Advances in treatment, remediation and recycling: Newnes.
   Google Scholar
• Gupta, V. K., Carrott, P. J. M., Ribeiro Carrott, M. M. L. & Suhas. (2009). Low-cost adsorbents: Growing approach to wastewater treatment: A review. Critical Reviews in Environmental Science and Technology, 39, 783–842.
   Web of Science ®Google Scholar
• Gupta, V. K., Nayak, A., Agarwal, S., & Tyagi, I. (2014). Potential of activated carbon from waste rubber tire for the adsorption of phenolics: Effect of pre-treatment conditions. Journal of Colloid and Interface Science, 417, 420–430.
   PubMed Web of Science ®Google Scholar
• Gupta, V. K., & Saleh, T. A. (2013). Sorption of pollutants by porous carbon, carbon nanotubes and fullerene-an overview. Environmental Science and Pollution Research, 20, 2828–2843.
   PubMed Web of Science ®Google Scholar
• Gupta, V. K., Kumar, R., Nayak, A., Saleh, T. A., & Barakat, M. A. (2013). Adsorptive removal of dyes from aqueous solution onto carbon nanotubes: A review. Advances in Colloid and Interface Science, 193-194, 24–34. doi:10.1016/j.cis.2013.03.003
   PubMed Web of Science ®Google Scholar
• Gupta, V. K. & Suhas. (2009). Application of low-cost adsorbents for dye removal: A review. Journal of Environmental Management, 90, 2313–2342.
   PubMed Web of Science ®Google Scholar
• Hassan, A., Abdel-Mohsen, A., & Elhadidy, H. (2014). Adsorption of arsenic by activated carbon, calcium alginate and their composite beads. International Journal of Biological Macromolecules, 68, 125–130. doi:10.1016/j.ijbiomac.2014.04.006
   PubMed Web of Science ®Google Scholar
• Hassan, A., Abdel-Mohsen, A., & Fouda, M. M. (2014). Comparative study of calcium alginate, activated carbon, and their composite beads on methylene blue adsorption. Carbohydrate Polymers, 102, 192–198. doi:10.1016/j.carbpol.2013.10.104
   PubMed Web of Science ®Google Scholar
• Hassani, A., Soltani, R. D. C., Karaca, S., & Khataee, A. (2015). Preparation of montmorillonite–alginate nanobiocomposite for adsorption of a textile dye in aqueous phase: Isotherm, kinetic and experimental design approaches. Journal of Industrial and Engineering Chemistry, 21, 1197–1207. doi:10.1016/j.jiec.2014.05.034
   Web of Science ®Google Scholar
• He, J., Dai, J., Xie, A., Tian, S., Chang, Z., Yan, Y., & Huo, P. (2016). Preparation of macroscopic spherical porous carbons@ carboxymethylcellulose sodium gel beads and application for removal of tetracycline. RSC Advances, 6(87), 84536–84546. doi:10.1039/C6RA14877H
   Web of Science ®Google Scholar
• Hong, H.-J., Jeong, H. S., Kim, B.-G., Hong, J., Park, I.-S., Ryu, T., … Ryu, J. (2016). Highly stable and magnetically separable alginate/Fe3O4 composite for the removal of strontium (Sr) from seawater. Chemosphere, 165, 231–238. doi:10.1016/j.chemosphere.2016.09.034
   PubMed Web of Science ®Google Scholar
• Hong, H.-J., Kim, B.-G., Hong, J., Ryu, J., Ryu, T., Chung, K.-S., … Park, I.-S. (2017). Enhanced Sr adsorption performance of mno2-alginate beads in seawater and evaluation of its mechanism. Chemical Engineering Journal, 319, 163–169. doi:10.1016/j.cej.2017.02.132
   Web of Science ®Google Scholar
• Idris, A., Ismail, N. S. M., Hassan, N., Misran, E., & Ngomsik, A.-F. (2012). Synthesis of magnetic alginate beads based on maghemite nanoparticles for Pb(II) removal in aqueous solution. Journal of Industrial and Engineering Chemistry, 18(5), 1582–1589. doi:10.1016/j.jiec.2012.02.018
   Web of Science ®Google Scholar
• Inal, M., & Erduran, N. (2015). Removal of various anionic dyes using sodium alginate/poly(N-vinyl-2-pyrrolidone) blend hydrogel beads. Polymer Bulletin, 72, 1735–1752. doi:10.1007/s00289-015-1367-7
   Web of Science ®Google Scholar
• Inyang, M., Gao, B., Yao, Y., Xue, Y., Zimmerman, A. R., Pullammanappallil, P., & Cao, X. (2012). Removal of heavy metals from aqueous solution by biochars derived from anaerobically digested biomass. Bioresource Technology, 110, 50–56. doi:10.1016/j.biortech.2012.01.072
   PubMed Web of Science ®Google Scholar
• Inyang, M., Gao, B., Zimmerman, A., Zhang, M., & Chen, H. (2014). Synthesis, characterization, and dye sorption ability of carbon nanotube–biochar nanocomposites. Chemical Engineering Journal, 236, 39–46. doi:10.1016/j.cej.2013.09.074
   Web of Science ®Google Scholar
• Inyang, M. I., Gao, B., Yao, Y., Xue, Y., Zimmerman, A., Mosa, A., … Cao, X. (2016). A review of biochar as a low-cost adsorbent for aqueous heavy metal removal. Critical Reviews in Environmental Science and Technology, 46(4), 406–433. doi:10.1080/10643389.2015.1096880
   Web of Science ®Google Scholar
• Jeon, C., & Cha, J.-H. (2015). Removal of nickel ions from industrial wastewater using immobilized sericite beads. Journal of Industrial and Engineering Chemistry, 24, 107–112. doi:10.1016/j.jiec.2014.09.016
   Web of Science ®Google Scholar
• Jeon, Y. S., Lei, J., & Kim, J.-H. (2008). Dye adsorption characteristics of alginate/polyaspartate hydrogels. Journal of Industrial and Engineering Chemistry, 14(6), 726–731. doi:10.1016/j.jiec.2008.07.007
   Web of Science ®Google Scholar
• Jiao, C., Xiong, J., Tao, J., Xu, S., Zhang, D., Lin, H., & Chen, Y. (2016). Sodium alginate/graphene oxide aerogel with enhanced strength–toughness and its heavy metal adsorption study. International Journal of Biological Macromolecules, 83, 133–141. doi:10.1016/j.ijbiomac.2015.11.061
   PubMed Web of Science ®Google Scholar
• Jiao, L., Qi, P., Liu, Y., Wang, B., & Shan, L. (2015). Fe3o4 nanoparticles embedded sodium alginate/PVP/calcium gel composite for removal of Cd2+. Journal of Nanomaterials, 16, 257. doi:10.1155/2015/940985
   Google Scholar
• Jung, K.-W., Jeong, T.-U., Choi, J.-W., Ahn, K.-H., & Lee, S.-H. (2017). Adsorption of phosphate from aqueous solution using electrochemically modified biochar calcium-alginate beads: Batch and fixed-bed column performance. Bioresource Technology, 244, 23–32. doi:10.1016/j.biortech.2017.07.133
   PubMed Web of Science ®Google Scholar
• Jung, W., Jeon, B.-H., Cho, D.-W., Roh, H.-S., Cho, Y., Kim, S.-J., & Lee, D. S. (2015). Sorptive removal of heavy metals with nano-sized carbon immobilized alginate beads. Journal of Industrial and Engineering Chemistry, 26, 364–369. doi:10.1016/j.jiec.2014.12.010
   Web of Science ®Google Scholar
• Junter, G.-A., Jouenne, T. (2004). Immobilized viable microbial cells: From the process to the proteome em leader or the cart before the horse. Biotechnology Advances, 22(8), 633–658.
   PubMed Web of Science ®Google Scholar
• Kaçar, Y., Arpa, Ç., Tan, S., Denizli, A., Genç, Ö., & Arıca, M. Y. (2002). Biosorption of Hg(II) and Cd(II) from aqueous solutions: Comparison of biosorptive capacity of alginate and immobilized live and heat inactivated Phanerochaete chrysosporium. Process Biochemistry, 37(6), 601–610. doi:10.1016/S0032-9592(01)00248-5
   Web of Science ®Google Scholar
• Karkeh-Abadi, F., Saber-Samandari, S., & Saber-Samandari, S. (2016). The impact of functionalized CNT in the network of sodium alginate-based nanocomposite beads on the removal of Co(II) ions from aqueous solutions. Journal of Hazardous Materials, 312, 224–233. doi:10.1016/j.jhazmat.2016.03.074
   PubMed Web of Science ®Google Scholar
• Karthik, R., & Meenakshi, S. (2015). Removal of Cr(VI) ions by adsorption onto sodium alginate-polyaniline nanofibers. International Journal of Biological Macromolecules, 72, 711–717. doi:10.1016/j.ijbiomac.2014.09.023
   PubMed Web of Science ®Google Scholar
• Khotimchenko, M., Kovalev, V., Khozhaenko, E., & Khotimchenko, R. (2015). Removal of yttrium (iii) ions from water solutions by alginate compounds. International Journal of Environmental Science and Technology, 12(10), 3107–3116. doi:10.1007/s13762-014-0737-2
   Web of Science ®Google Scholar
• Kim, H., Hong, H.-J., Jung, J., Kim, S.-H., & Yang, J.-W. (2010). Degradation of trichloroethylene (TCE) by nanoscale zero-valent iron (NZVI) immobilized in alginate bead. Journal of Hazardous Materials, 176(1-3), 1038–1043.
   PubMed Web of Science ®Google Scholar
• Kim, T. Y., Jin, H. J., Park, S. S., Kim, S. J., & Cho, S. Y. (2008). Adsorption equilibrium of copper ion and phenol by powdered activated carbon, alginate bead and alginate-activated carbon bead. Journal of Industrial and Engineering Chemistry, 14(6), 714–719. doi:10.1016/j.jiec.2008.07.004
   Web of Science ®Google Scholar
• Konwar, A., Gogoi, A., & Chowdhury, D. (2015). Magnetic alginate-Fe3O4 hydrogel fiber capable of ciprofloxacin hydrochloride adsorption/separation in aqueous solution. RSC Advances, 5(99), 81573–81582. doi:10.1039/C5RA16404D
   Web of Science ®Google Scholar
• Kümmerer, K. (2009). Antibiotics in the aquatic environment: A review. Part I. Chemosphere, 75(4), 417–434. doi:10.1016/j.chemosphere.2008.11.086
   PubMed Web of Science ®Google Scholar
• Lai, Y.-L., Thirumavalavan, M., & Lee, J.-F. (2010). Effective adsorption of heavy metal ions (Cu2+, Pb2+, Zn2+) from aqueous solution by immobilization of adsorbents on Ca-alginate beads. Toxicological and Environ Chemistry, 92(4), 697–705. doi:10.1080/02772240903057382
   Google Scholar
• Lazaridis, N. K., & Charalambous, C. (2005). Sorptive removal of trivalent and hexavalent chromium from binary aqueous solutions by composite alginate–goethite beads. Water Research, 39(18), 4385–4396. doi:10.1016/j.watres.2005.09.013
   PubMed Web of Science ®Google Scholar
• Lee, K. Y., Rowley, J. A., Eiselt, P., Moy, E. M., Bouhadir, K. H., & Mooney, D. J. (2000). Controlling mechanical and swelling properties of alginate hydrogels independently by cross-linker type and cross-linking density. Macromolecules, 33(11), 4291–4294. doi:10.1021/ma9921347
   Web of Science ®Google Scholar
• Li, Y., Du, Q., Liu, T., Sun, J., Wang, Y., Wu, S., … Xia, L. (2013). Methylene blue adsorption on graphene oxide/calcium alginate composites. Carbohydrate Polymers, 95(1), 501–507. doi:10.1016/j.carbpol.2013.01.094
   PubMed Web of Science ®Google Scholar
• Li, Y., Liu, F., Xia, B., Du, Q., Zhang, P., Wang, D., … Xia, Y. (2010). Removal of copper from aqueous solution by carbon nanotube/calcium alginate composites. Journal of Hazardous Materials, 177(1–3), 876–880. doi:10.1016/j.jhazmat.2009.12.114
   PubMed Web of Science ®Google Scholar
• Li, Y., Sui, K., Liu, R., Zhao, X., Zhang, Y., Liang, H., & Xia, Y. (2012). Removal of methyl orange from aqueous solution by calcium alginate/multi-walled carbon nanotubes composite fibers. Energy Procedia, 16, 863–868. doi:10.1016/j.egypro.2012.01.138
   Google Scholar
• Li, Z. M., Yao, Y., Wei, G. T., Jiang, W. Y., Wang, Y. Z., & Zhang, L. Y. (2016). Adsorption and heat-energy-aid desorption of cationic dye on a new thermo-sensitive adsorbent: Methyl cellulose/calcium alginate beads. Polymer Engineering & Science, 56(12), 1382–1389. doi:10.1002/pen.24373
   Web of Science ®Google Scholar
• Lim, A. P., & Aris, A. Z. (2014). A review on economically adsorbents on heavy metals removal in water and wastewater. Reviews in Environmental Science and Bio/Technology, 13(2), 163–181. doi:10.1007/s11157-013-9330-2
   Web of Science ®Google Scholar
• Lim, S. F., & Chen, J. P. (2007). Synthesis of an innovative calcium-alginate magnetic sorbent for removal of multiple contaminants. Applied Surface Science, 253(13), 5772–5775. doi:10.1016/j.apsusc.2006.12.049
   Web of Science ®Google Scholar
• Lin, S., Huang, R., Cheng, Y., Liu, J., Lau, B. L. T., & Wiesner, M. R. (2013). Silver nanoparticle-alginate composite beads for point-of-use drinking water disinfection. Water Research, 47(12), 3959–3965. doi:10.1016/j.watres.2012.09.005
   PubMed Web of Science ®Google Scholar
• Liu, H., Guo, L., Liao, S., & Wang, G. (2012). Reutilization of immobilized fungus Rhizopus sp. Lg04 to reduce toxic chromate. Journal of Applied Microbiology, 112(4), 651–659. doi:10.1111/j.1365-2672.2012.05257.x
   PubMed Web of Science ®Google Scholar
• Liu, L., Wan, Y., Xie, Y., Zhai, R., Zhang, B., & Liu, J. (2012). The removal of dye from aqueous solution using alginate-halloysite nanotube beads. Chemical Engineering Journal, 187, 210–216. doi:10.1016/j.cej.2012.01.136
   Web of Science ®Google Scholar
• Liu, T. Z., Gao, B., Fang, J. N., Wang, B., & Cao, X. D. (2016). Biochar-supported carbon nanotube and graphene oxide nanocomposites for Pb(II) and Cd(II) removal. RSC Advances, 6(29), 24314–24319. doi:10.1039/C6RA01895E
   Web of Science ®Google Scholar
• Lv, X., Jiang, G., Xue, X., Wu, D., Sheng, T., Sun, C., & Xu, X. (2013). Fe0-Fe3O4 nanocomposites embedded polyvinyl alcohol/sodium alginate beads for chromium(VI) removal. Journal of Hazardous Materials, 262, 748–758. doi:10.1016/j.jhazmat.2013.09.036
   PubMed Web of Science ®Google Scholar
• Lv, X., Zhang, Y., Fu, W., Cao, J., Zhang, J., Ma, H., & Jiang, G. (2017). Zero-valent iron nanoparticles embedded into reduced graphene oxide-alginate beads for efficient chromium (VI) removal. Journal of Colloid and Interface Science, 506, 633–643. doi:10.1016/j.jcis.2017.07.024
   PubMed Web of Science ®Google Scholar
• Lyu, H., Gao, B., He, F., Zimmerman, A. R., Ding, C., Huang, H., & Tang, J. (2018). Effects of ball milling on the physicochemical and sorptive properties of biochar: Experimental observations and governing mechanisms. Environmental Pollution, 233, 54–63.
   PubMed Web of Science ®Google Scholar
• Lyu, H. H., Gao, B., He, F., Ding, C., Tang, J. C., & Crittenden, J. C. (2017). Ball-milled carbon nanomaterials for energy and environmental applications. ACS Sustainable Chemistry & Engineering, 5, 9568–9585. doi:10.1021/acssuschemeng.7b02170
   Web of Science ®Google Scholar
• Lyu, H., Gao, B., He, F., Zimmerman, A. R., Ding, C., Tang, J., & Crittenden, J. C. (2018). Experimental and modeling investigations of ball-milled biochar for the removal of aqueous methylene blue. Chemical Engineering Journal, 335, 110–119. doi:10.1016/j.cej.2017.10.130
   Web of Science ®Google Scholar
• Mahmoodi, N. M. (2013). Magnetic ferrite nanoparticle–alginate composite: Synthesis, characterization and binary system dye removal. Journal of the Taiwan Institute of Chemical Engineers, 44(2), 322–330. doi:10.1016/j.jtice.2012.11.014
   Web of Science ®Google Scholar
• Mahmoodi, N. M., Hayati, B., Arami, M., & Bahrami, H. (2011). Preparation, characterization and dye adsorption properties of biocompatible composite (alginate/titania nanoparticle). Desalination, 275(1-3), 93–101. doi:10.1016/j.desal.2011.02.034
   Web of Science ®Google Scholar
• Maitra, J., & Shukla, V. K. (2014). Cross-linking in hydrogels: A review. American Journal of Polymer Science, 4, 25–31.
   Google Scholar
• Mane, S., Ponrathnam, S., & Chavan, N. (2015). Effect of chemical cross-linking on properties of polymer microbeads: A review. Can. Chem. Trans, 3, 473–485.
   Google Scholar
• Maneerung, T., Liew, J., Dai, Y., Kawi, S., Chong, C., & Wang, C.-H. (2016). Activated carbon derived from carbon residue from biomass gasification and its application for dye adsorption: Kinetics, isotherms and thermodynamic studies. Bioresource Technology, 200, 350–359. doi:10.1016/j.biortech.2015.10.047
   PubMed Web of Science ®Google Scholar
• Martins, S. C. S., Martins, C. M., Fiúza, L. M. C. G., & Santaella, S. T. (2013). Immobilization of microbial cells: A promising tool for treatment of toxic pollutants in industrial wastewater. African Journal of Biotechnology, 12(28), 4412–4418.
   Google Scholar
• Michael, I., Rizzo, L., McArdell, C. S., Manaia, C. M., Merlin, C., Schwartz, T., … Fatta-Kassinos, D. (2013). Urban wastewater treatment plants as hotspots for the release of antibiotics in the environment: A review. Water Research, 47(3), 957–995. doi:10.1016/j.watres.2012.11.027
   PubMed Web of Science ®Google Scholar
• Min, J. H., & Hering, J. G. (1998). Arsenate sorption by Fe(III)-doped alginate gels. Water Research, 32(5), 1544–1552. doi:10.1016/S0043-1354(97)00349-7
   Web of Science ®Google Scholar
• Mohammadi, A., Daemi, H., & Barikani, M. (2014). Fast removal of malachite green dye using novel superparamagnetic sodium alginate-coated Fe3O4 nanoparticles. International Journal of Biological Macromolecules, 69, 447–455. doi:10.1016/j.ijbiomac.2014.05.042
   PubMed Web of Science ®Google Scholar
• Mohammadi, N., Khani, H., Gupta, V. K., Amereh, E., & Agarwal, S. (2011). Adsorption process of methyl orange dye onto mesoporous carbon material–kinetic and thermodynamic studies. Journal of Colloid and Interface Science, 362, 457–462.
   PubMed Web of Science ®Google Scholar
• Mohan, D., Sarswat, A., Ok, Y. S., & Pittman, C. U. (2014). Organic and inorganic contaminants removal from water with biochar, a renewable, low cost and sustainable adsorbent: A critical review. Bioresource Technology, 160, 191–202. doi:10.1016/j.biortech.2014.01.120
   PubMed Web of Science ®Google Scholar
• Munagapati, V. S., & Kim, D. S. (2017). Equilibrium isotherms, kinetics, and thermodynamics studies for congo red adsorption using calcium alginate beads impregnated with nano-goethite. Ecotoxicology and Environmental Safety, 141, 226–234. doi:10.1016/j.ecoenv.2017.03.036
   PubMed Web of Science ®Google Scholar
• Ngah, W. S. W., & Fatinathan, S. (2008). Adsorption of Cu(II) ions in aqueous solution using chitosan beads, chitosan–GLA beads and chitosan–alginate beads. Chemical Engineering Journal, 143(1-3), 62–72. doi:10.1016/j.cej.2007.12.006
   Web of Science ®Google Scholar
• Ngomsik, A.-F., Bee, A., Siaugue, J.-M., Cabuil, V., & Cote, G. (2006). Nickel adsorption by magnetic alginate microcapsules containing an extractant. Water Research, 40(9), 1848–1856. doi:10.1016/j.watres.2006.02.036
   PubMed Web of Science ®Google Scholar
• Njimou, J. R., Măicăneanu, A., Indolean, C., Nanseu-Njiki, C. P., & Ngameni, E. (2016). Removal of Cd(II) from synthetic wastewater by alginate-ayous wood sawdust (Triplochiton scleroxylon) composite material. Environmental Technology, 37(11), 1369–1381. doi:10.1080/09593330.2015.1116609
   PubMed Web of Science ®Google Scholar
• Olad, A., & Farshi Azhar, F. (2014). A study on the adsorption of chromium (VI) from aqueous solutions on the alginate-montmorillonite/polyaniline nanocomposite. Desalination and Water Treatment, 52(13–15), 2548–2559. doi:10.1080/19443994.2013.794711
   Web of Science ®Google Scholar
• Pandi, K., & Viswanathan, N. (2015). Synthesis of alginate beads filled with nanohydroxyapatite: An efficient approach for fluoride sorption. Journal of Applied Polymer Science, 132(19), 41937.
   Web of Science ®Google Scholar
• Papageorgiou, S. K., Katsaros, F., Kouvelos, E., & Kanellopoulos, N. (2009). Prediction of binary adsorption isotherms of Cu2+, Cd2+ and Pb2+ on calcium alginate beads from single adsorption data. Journal of Hazardous Materials, 162(2-3), 1347–1354. doi:10.1016/j.jhazmat.2008.06.022
   PubMed Web of Science ®Google Scholar
• Papageorgiou, S. K., Katsaros, F. K., Kouvelos, E. P., Nolan, J. W., Le Deit, H., & Kanellopoulos, N. K. (2006). Heavy metal sorption by calcium alginate beads from Laminaria digitata. Journal of Hazardous Materials, 137(3), 1765–1772. doi:10.1016/j.jhazmat.2006.05.017
   PubMed Web of Science ®Google Scholar
• Paques, J. P., Van Der Linden, E., Van Rijn, C. J. M., & Sagis, L. M. C. (2014). Preparation methods of alginate nanoparticles. Advances in Colloid and Interface Science, 209, 163–171. doi:10.1016/j.cis.2014.03.009
   PubMed Web of Science ®Google Scholar
• Prakasham, R. S., Merrie, J. S., Sheela, R., Saswathi, N., & Ramakrishna, S. V. (1999). Biosorption of chromium vi by free and immobilized Rhizopus arrhizus. Environmental Pollution, 104(3), 421–427. doi:10.1016/S0269-7491(98)00174-2
   Web of Science ®Google Scholar
• Qi, Y., Jiang, M., Cui, Y.-L., Zhao, L., & Zhou, X. (2015). Synthesis of quercetin loaded nanoparticles based on alginate for Pb(II) adsorption in aqueous solution. Nanoscale Research Letters, 10, 408.
   PubMedGoogle Scholar
• Qiusheng, Z., Xiaoyan, L., Jin, Q., Jing, W., & Xuegang, L. (2015). Porous zirconium alginate beads adsorbent for fluoride adsorption from aqueous solutions. RSC Advances, 5(3), 2100–2112. doi:10.1039/C4RA12036A
   Web of Science ®Google Scholar
• Qu, X., Alvarez, P. J., & Li, Q. (2013). Applications of nanotechnology in water and wastewater treatment. Water Research, 47(12), 3931–3946.
   PubMed Web of Science ®Google Scholar
• Rangsayatorn, N., Pokethitiyook, P., Upatham, E. S., & Lanza, G. R. (2004). Cadmium biosorption by cells of Spirulina platensis TISTR 8217 immobilized in alginate and silica gel. Environment International, 30(1), 57–63. doi:10.1016/S0160-4120(03)00146-6
   PubMed Web of Science ®Google Scholar
• Ren, H., Gao, Z., Wu, D., Jiang, J., Sun, Y., & Luo, C. (2016). Efficient Pb(II) removal using sodium alginate–carboxymethyl cellulose gel beads: Preparation, characterization, and adsorption mechanism. Carbohydrate Polymers, 137, 402–409. doi:10.1016/j.carbpol.2015.11.002
   PubMed Web of Science ®Google Scholar
• Rezaei, H., Haghshenasfard, M., & Moheb, A. (2017). Optimization of dye adsorption using fe3o4 nanoparticles encapsulated with alginate beads by Taguchi method. Adsorption Science & Technology, 35, 55–71. doi:10.1177/0263617416667508
   Web of Science ®Google Scholar
• Rhee, S.-K., Lee, G., & Lee, S.-T. (1996). Influence of a supplementary carbon source on biodegradation of pyridine by freely suspended and immobilized Pimelobacter sp. Applied Microbiology and Biotechnology, 44, 816–822. doi:10.1007/BF00178624
   PubMed Web of Science ®Google Scholar
• Robati, D., Mirza, B., Rajabi, M., Moradi, O., Tyagi, I., Agarwal, S., et al. (2016). Removal of hazardous dyes-br 12 and methyl orange using graphene oxide as an adsorbent from aqueous phase. Chemical Engineering Journal, 284, 687–697.
   Web of Science ®Google Scholar
• Robinson, T., Mcmullan, G., Marchant, R., & Nigam, P. (2001). Remediation of dyes in textile effluent: A critical review on current treatment technologies with a proposed alternative. Bioresource Technology, 77(3), 247–255. doi:10.1016/S0960-8524(00)00080-8
   PubMed Web of Science ®Google Scholar
• Rocher, V., Bee, A., Siaugue, J.-M., & Cabuil, V. (2010). Dye removal from aqueous solution by magnetic alginate beads crosslinked with epichlorohydrin. Journal of Hazardous Materials, 178(1-3), 434–439. doi:10.1016/j.jhazmat.2010.01.100
   PubMed Web of Science ®Google Scholar
• Rocher, V., Siaugue, J.-M., Cabuil, V., & Bee, A. (2008). Removal of organic dyes by magnetic alginate beads. Water Research, 42(4-5), 1290–1298.
   PubMed Web of Science ®Google Scholar
• Roh, H., Yu, M.-R., Yakkala, K., Koduru, J. R., Yang, J.-K., & Chang, Y.-Y. (2015). Removal studies of Cd (II) and explosive compounds using buffalo weed biochar-alginate beads. Journal of Industrial and Engineering Chemistry, 26, 226–233. doi:10.1016/j.jiec.2014.11.034
   Web of Science ®Google Scholar
• Rosales, E., Iglesias, O., Pazos, M., & Sanromán, M. A. (2012). Decolourisation of dyes under electro-fenton process using Fe alginate gel beads. Journal of Hazardous Materials, 213, 369–377. doi:10.1016/j.jhazmat.2012.02.005
   PubMed Web of Science ®Google Scholar
• Russo, R., Malinconico, M., & Santagata, G. (2007). Effect of cross-linking with calcium ions on the physical properties of alginate films. Biomacromolecules, 8(10), 3193–3197.
   PubMed Web of Science ®Google Scholar
• Salisu, A., Sanagi, M. M., Abu Naim, A., Wan Ibrahim, W. A., & Abd Karim, K. J. (2016). Removal of lead ions from aqueous solutions using sodium alginate-graft-poly (methyl methacrylate) beads. Desalination and Water Treatment, 57(33), 15353–15361. doi:10.1080/19443994.2015.1071685
   Web of Science ®Google Scholar
• Salisu, A., Sanagi, M. M., Abu Naim, A., Abd Karim, K. J., Wan Ibrahim, W. A., & Abdulganiyu, U. (2016). Alginate graft polyacrylonitrile beads for the removal of lead from aqueous solutions. Polymer Bulletin, 73(2), 519–537. doi:10.1007/s00289-015-1504-3
   Web of Science ®Google Scholar
• Samuel, J., Pulimi, M., Paul, M. L., Maurya, A., Chandrasekaran, N., & Mukherjee, A. (2013). Batch and continuous flow studies of adsorptive removal of Cr(VI) by adapted bacterial consortia immobilized in alginate beads. Bioresource Technology, 128, 423–430. doi:10.1016/j.biortech.2012.10.116
   PubMed Web of Science ®Google Scholar
• Shen, J., Hu, Y., Shi, M., Li, N., Ma, H., & Ye, M. (2010). One step synthesis of graphene oxide − magnetic nanoparticle composite. The Journal of Physical Chemistry C, 114(3), 1498–1503. doi:10.1021/jp909756r
   Web of Science ®Google Scholar
• Siwek, H., Bartkowiak, A., Włodarczyk, M., & Sobecka, K. (2016). Removal of phosphate from aqueous solution using alginate/iron (III) chloride capsules: A laboratory study. Water, Air, & Soil Pollution, 227, 427.
   PubMed Web of Science ®Google Scholar
• Soltani, R. D. C., Khorramabadi, G. S., Khataee, A. R., & Jorfi, S. (2014). Silica nanopowders/alginate composite for adsorption of lead (II) ions in aqueous solutions. Journal of the Taiwan Institute of Chemical Engineers, 45(3), 973–980. doi:10.1016/j.jtice.2013.09.014
   Web of Science ®Google Scholar
• Sui, K., Li, Y., Liu, R., Zhang, Y., Zhao, X., Liang, H., & Xia, Y. (2012). Biocomposite fiber of calcium alginate/multi-walled carbon nanotubes with enhanced adsorption properties for ionic dyes. Carbohydrate Polymers, 90(1), 399–406. doi:10.1016/j.carbpol.2012.05.057
   PubMed Web of Science ®Google Scholar
• Sujana, M. G., Mishra, A., & Acharya, B. C. (2013). Hydrous ferric oxide doped alginate beads for fluoride removal: Adsorption kinetics and equilibrium studies. Applied Surface Science, 270, 767–776. doi:10.1016/j.apsusc.2013.01.157
   Web of Science ®Google Scholar
• Tesh, S. J., & Scott, T. B. (2014). Nano-composites for water remediation: A review. Advanced Materials (Deerfield Beach, Fla.), 26(35), 6056–6068.
   PubMed Web of Science ®Google Scholar
• Thakur, S., Pandey, S., & Arotiba, O. A. (2016). Development of a sodium alginate-based organic/inorganic superabsorbent composite hydrogel for adsorption of methylene blue. Carbohydrate Polymers, 153, 34–46. doi:10.1016/j.carbpol.2016.06.104
   PubMed Web of Science ®Google Scholar
• Theron, J., Walker, J., & Cloete, T. (2008). Nanotechnology and water treatment: Applications and emerging opportunities. Critical Reviews in Microbiology, 34(1), 43–69. doi:10.1080/10408410701710442
   PubMed Web of Science ®Google Scholar
• Tian, Y., Gao, B., Morales, V. L., Wu, L., Wang, Y., Muñoz-Carpena, R., … Yang, L. (2012). Methods of using carbon nanotubes as filter media to remove aqueous heavy metals. Chemical Engineering Journal, 210, 557–563. doi:10.1016/j.cej.2012.09.015
   Web of Science ®Google Scholar
• Uyar, G., Kaygusuz, H., & Erim, F. B. (2016). Methylene blue removal by alginate–clay quasi-cryogel beads. Reactive and Functional Polymers, 106, 1–7. doi:10.1016/j.reactfunctpolym.2016.07.001
   Web of Science ®Google Scholar
• Vijaya, Y., Popuri, S. R., Boddu, V. M., & Krishnaiah, A. (2008). Modified chitosan and calcium alginate biopolymer sorbents for removal of nickel (II) through adsorption. Carbohydrate Polymers, 72(2), 261–271. doi:10.1016/j.carbpol.2007.08.010
   Web of Science ®Google Scholar
• Vijayalakshmi, K., Gomathi, T., Latha, S., Hajeeth, T., & Sudha, P. (2016). Removal of copper (II) from aqueous solution using nanochitosan/sodium alginate/microcrystalline cellulose beads. International Journal of Biological Macromolecules, 82, 440–452. doi:10.1016/j.ijbiomac.2015.09.070
   PubMed Web of Science ®Google Scholar
• Vu, H. C., Dwivedi, A. D., Le, T. T., Seo, S.-H., Kim, E.-J., & Chang, Y.-S. (2017). Magnetite graphene oxide encapsulated in alginate beads for enhanced adsorption of Cr(VI) and As(V) from aqueous solutions: Role of crosslinking metal cations in pH control. Chemical Engineering Journal, 307, 220–229. doi:10.1016/j.cej.2016.08.058
   Web of Science ®Google Scholar
• Wan Ngah, W. S., Teong, L. C., & Hanafiah, M. A K. M. (2011). Adsorption of dyes and heavy metal ions by chitosan composites: A review. Carbohydrate Polymers, 83(4), 1446–1456. doi:10.1016/j.carbpol.2010.11.004
   Web of Science ®Google Scholar
• Wan, S., Wu, J., Zhou, S., Wang, R., Gao, B., & He, F. (2018). Enhanced lead and cadmium removal using biochar-supported hydrated manganese oxide (HMO) nanoparticles: Behavior and mechanism. Science of the Total Environment, 616, 1298–1306. doi:10.1016/j.scitotenv.2017.10.188
   PubMed Web of Science ®Google Scholar
• Wan, S. L., He, F., Wu, J. Y., Wan, W. B., Gu, Y. W., & Gao, B. (2016). Rapid and highly selective removal of lead from water using graphene oxide-hydrated manganese oxide nanocomposites. Journal of Hazardous Materials, 314, 32–40. doi:10.1016/j.jhazmat.2016.04.014
   PubMed Web of Science ®Google Scholar
• Wan, S., Wu, J., He, F., Zhou, S., Wang, R., Gao, B., & Chen, J. (2017). Phosphate removal by lead-exhausted bioadsorbents simultaneously achieving lead stabilization. Chemosphere, 168, 748–755. doi:10.1016/j.chemosphere.2016.10.142
   PubMed Web of Science ®Google Scholar
• Wang, B., Gao, B., & Fang, J. (2017). Recent advances in engineered biochar productions and applications. Critical Reviews in Environmental Science and Technology, 47(22), 2158–2207. doi:10.1080/10643389.2017.1418580
   Web of Science ®Google Scholar
• Wang, B., Gao, B., & Wan, Y. (2018a). Comparative study of calcium alginate, ball-milled biochar, and their composites on methylene blue adsorption from aqueous solution. Environmental Science and Pollution Research. doi:10.1007/s11356-018-1497-1
   Google Scholar
• Wang, B., Gao, B., & Wan, Y. S. (2018b). Entrapment of ball-milled biochar in ca-alginate beads for the removal of aqueous Cd(II). Journal of Industrial and Engineering Chemistry, 61, 161–168. doi:10.1016/j.jiec.2017.12.013
   PubMed Web of Science ®Google Scholar
• Wang, B., Gao, B., Zimmerman, A., & Lee, X. (2018). Impregnation of multiwall carbon nanotubes in alginate beads dramatically enhances their adsorptive ability to aqueous methylene blue. Chemical Engineering Research and Design, 133, 235–242. doi:10.1016/j.cherd.2018.03.026
   Web of Science ®Google Scholar
• Wang, B., Gao, B., Zimmerman, A. R., Zheng, Y., & Lyu, H. (2018). Novel biochar-impregnated calcium alginate beads with improved water holding and nutrient retention properties. Journal of Environmental Management, 209, 105–111. doi:10.1016/j.jenvman.2017.12.041
   PubMed Web of Science ®Google Scholar
• Wang, F., Lu, X., & Li, X.-Y. (2016). Selective removals of heavy metals (Pb2+, Cu2+, and Cd2+) from wastewater by gelation with alginate for effective metal recovery. Journal of Hazardous Materials, 308, 75–83. doi:10.1016/j.jhazmat.2016.01.021
   PubMed Web of Science ®Google Scholar
• Wang, J.-P., Yang, H.-C., & Hsieh, C.-T. (2010). Adsorption of phenol and basic dye on carbon nanotubes/carbon fabric composites from aqueous solution. Separation Science and Technology, 46(2), 340–348. doi:10.1080/01496395.2010.508066
   Web of Science ®Google Scholar
• Wang, Q., Wang, B., Lee, X., Lehmann, J., & Gao, B. (2018). Sorption and desorption of pb(ii) to biochar as affected by oxidation and ph. Science of the Total Environment, 634, 188–194.
   PubMed Web of Science ®Google Scholar
• Wang, Y.-Y., Yao, W.-B., Wang, Q.-W., Yang, Z.-H., Liang, L.-F., & Chai, L.-Y. (2016). Synthesis of phosphate-embedded calcium alginate beads for Pb(II) and Cd(II) sorption and immobilization in aqueous solutions. Transactions of Nonferrous Metals Society of China, 26(8), 2230–2237. doi:10.1016/S1003-6326(16)64340-6
   Web of Science ®Google Scholar
• Wang, Y., Wang, W., & Wang, A. (2013). Efficient adsorption of methylene blue on an alginate-based nanocomposite hydrogel enhanced by organo-illite/smectite clay. Chemical Engineering Journal, 228, 132–139. doi:10.1016/j.cej.2013.04.090
   Web of Science ®Google Scholar
• Wang, Y., Zhang, X., Wang, Q., Zhang, B., & Liu, J. (2014). Continuous fixed bed adsorption of Cu (II) by halloysite nanotube-alginate hybrid beads: An experimental and modelling study. Water Science and Technology, 70(2), 192–199. doi:10.2166/wst.2014.148
   PubMed Web of Science ®Google Scholar
• Wu, D., Zhao, J., Zhang, L., Wu, Q., & Yang, Y. (2010). Lanthanum adsorption using iron oxide loaded calcium alginate beads. Hydrometallurgy, 101(1-2), 76–83. doi:10.1016/j.hydromet.2009.12.002
   Web of Science ®Google Scholar
• Wu, S., Zhao, X., Li, Y., Zhao, C., Du, Q., Sun, J., … Xia, L. (2013). Adsorption of ciprofloxacin onto biocomposite fibers of graphene oxide/calcium alginate. Chemical Engineering Journal, 230, 389–395. doi:10.1016/j.cej.2013.06.072
   Web of Science ®Google Scholar
• Xiangliang, P., Jianlong, W., & Daoyong, Z. (2005). Biosorption of Pb(II) by Pleurotus ostreatus immobilized in calcium alginate gel. Process Biochemistry, 40(8), 2799–2803. doi:10.1016/j.procbio.2004.12.007
   Web of Science ®Google Scholar
• Xue, Y., Gao, B., Yao, Y., Inyang, M., Zhang, M., & Zimmerman, A. R. (2012). Hydrogen peroxide modification enhances the ability of biochar (hydrochar) produced from hydrothermal carbonization of peanut hull to remove aqueous heavy metals: Batch and column tests. Chemical Engineering Journal, 200, 673–680. doi:10.1016/j.cej.2012.06.116
   Web of Science ®Google Scholar
• Yagub, M. T., Sen, T. K., Afroze, S., & Ang, H. M. (2014). Dye and its removal from aqueous solution by adsorption: A review. Advances in Colloid and Interface Science, 209, 172–184.
   PubMed Web of Science ®Google Scholar
• Yakup Arıca, M., Arpa, Ç., Ergene, A., Bayramoğlu, G., & Genç, Ö. (2003). Ca-alginate as a support for Pb(II) and Zn(II) biosorption with immobilized Phanerochaete chrysosporium. Carbohydrate Polymers, 52(2), 167–174. doi:10.1016/S0144-8617(02)00307-7
   Web of Science ®Google Scholar
• Yang, J.-S., Xie, Y.-J., & He, W. (2011). Research progress on chemical modification of alginate: A review. Carbohydrate Polymers, 84(1), 33–39. doi:10.1016/j.carbpol.2010.11.048
   Web of Science ®Google Scholar
• Ye, X., Wu, Z., Li, W., Liu, H., Li, Q., Qing, B., … Ge, F. (2009). Rubidium and cesium ion adsorption by an ammonium molybdophosphate–calcium alginate composite adsorbent. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 342(1-3), 76–83. doi:10.1016/j.colsurfa.2009.04.011
   Web of Science ®Google Scholar
• Zargar, V., Asghari, M., & Dashti, A. (2015). A review on chitin and chitosan polymers: Structure, chemistry, solubility, derivatives, and applications. ChemBioEng Reviews, 2, 204–226. doi:10.1002/cben.201400025
   Web of Science ®Google Scholar
• Zhang, M., & Gao, B. (2013). Removal of arsenic, methylene blue, and phosphate by biochar/alooh nanocomposite. Chemical Engineering Journal, 226, 286–292. doi:10.1016/j.cej.2013.04.077
   Web of Science ®Google Scholar
• Zhang, M., Gao, B., Cao, X. D., & Yang, L. Y. (2013). Synthesis of a multifunctional graphene-carbon nanotube aerogel and its strong adsorption of lead from aqueous solution. RSC Advances, 3(43), 21099–21105. doi:10.1039/c3ra44340j
   Web of Science ®Google Scholar
• Zhang, M., Gao, B., Li, Y., Zhang, X. W., & Hardin, I. R. (2013). Graphene-coated pyrogenic carbon as an anode material for lithium battery. Chemical Engineering Journal, 229, 399–403. doi:10.1016/j.cej.2013.06.025
   Web of Science ®Google Scholar
• Zhang, M., Gao, B., Yao, Y., Xue, Y. W., & Inyang, M. (2012). Synthesis, characterization, and environmental implications of graphene-coated biochar. Science of the Total Environment, 435, 567–572. doi:10.1016/j.scitotenv.2012.07.038
   PubMed Web of Science ®Google Scholar
• Zhao, F., Qin, X., & Feng, S. (2016). Preparation of microgel/sodium alginate composite granular hydrogels and their Cu2+ adsorption properties. RSC Advances, 6(102), 100511–100518. doi:10.1039/C6RA21546G
   Web of Science ®Google Scholar
• Zhou, Y., Gao, B., Zimmerman, A. R., Chen, H., Zhang, M., & Cao, X. D. (2014). Biochar-supported zerovalent iron for removal of various contaminants from aqueous solutions. Bioresource Technology, 152, 538–542. doi:10.1016/j.biortech.2013.11.021
   PubMed Web of Science ®Google Scholar
• Zhou, Y. M., Gao, B., Zimmerman, A. R., & Cao, X. D. (2014). Biochar-supported zerovalent iron reclaims silver from aqueous solution to form antimicrobial nanocomposite. Chemosphere, 117, 801–805. doi:10.1016/j.chemosphere.2014.10.057
   PubMed Web of Science ®Google Scholar
• Zhou, Y. M., Gao, B., Zimmerman, A. R., Fang, J., Sun, Y. N., & Cao, X. D. (2013). Sorption of heavy metals on chitosan-modified biochars and its biological effects. Chemical Engineering Journal, 231, 512–518. doi:10.1016/j.cej.2013.07.036
   Web of Science ®Google Scholar
• Zhu, H., Chen, T., Liu, J., & Li, D. (2018). Adsorption of tetracycline antibiotics from an aqueous solution onto graphene oxide/calcium alginate composite fibers. RSC Advances, 8(5), 2616–2621. doi:10.1039/C7RA11964J
   PubMed Web of Science ®Google Scholar
• Zhuang, Y., Yu, F., Chen, H., Zheng, J., Ma, J., & Chen, J. (2016). Alginate/graphene double-network nanocomposite hydrogel beads with low-swelling, enhanced mechanical properties, and enhanced adsorption capacity. Journal of Materials Chemistry A, 4(28), 10885–10892.
   Web of Science ®Google Scholar
• Zhuang, Y., Yu, F., Chen, J., & Ma, J. (2016). Batch and column adsorption of methylene blue by graphene/alginate nanocomposite: Comparison of single-network and double-network hydrogels. Journal of Environmental Chemical Engineering, 4(1), 147–156. doi:10.1016/j.jece.2015.11.014
   Web of Science ®Google Scholar
• Zhuang, Y., Yu, F., Ma, J., & Chen, J. (2017). Enhanced adsorption removal of antibiotics from aqueous solutions by modified alginate/graphene double network porous hydrogel. Journal of Colloid and Interface Science, 507, 250–259. doi:10.1016/j.jcis.2017.07.033
   PubMed Web of Science ®Google Scholar
• Zouboulis, A. I., & Katsoyiannis, I. A. (2002). Arsenic removal using iron oxide loaded alginate beads. Industrial & Engineering Chemistry Research, 41, 6149–6155. doi:10.1021/ie0203835
   Web of Science ®Google Scholar