Arsenite removal from aqueous solutions by γ-Fe2O3-TiO2 magnetic nanoparticles through simultaneous photocatalytic oxidation and adsorption

Journal of Hazardous Materials

Volumn 246-247, Issue , 2013, Pages 10-17

  Yu, Lian ^a   Peng, Xianjia ^a   Ni, Fan ^a   Li, Jin ^a   Wang, Dongsheng ^a   Luan, Zhaokun ^a  

^a RESEARCH CENTER FOR ECO ENVIRONMENTAL SCIENCES   (China)

Author keywords

Fe2O3 TiO2; Adsorption; Arsenite; Magnetic separation; Photocatalytic oxidation

Indexed keywords

ADSORPTION PERFORMANCE; ADSORPTION-DESORPTION PROCESS; ADSORPTIVE SITE; ARSENITE; ARSENITE REMOVAL; BET METHOD; BINARY OXIDES; HIGH ADSORPTION CAPACITY; LABORATORY EXPERIMENTS; MAGNETIC NANOPARTICLES; NANOMATERIAL; NANOPARTICLE SUSPENSION; PHOTOCATALYTIC OXIDATIONS; POWDER XRD; SOLUTION PH; TIO; VARIOUS PH;

ARSENIC; MAGNETIC PROPERTIES; MAGNETIC SEPARATION; NANOPARTICLES; OXIDATION; PH; SYNTHESIS (CHEMICAL); TITANIUM DIOXIDE; WATER TREATMENT;

ADSORPTION;

ARSENIC TRIOXIDE; FERRIC ION; IRON OXIDE; MAGNETIC NANOPARTICLE; TITANIUM DIOXIDE; WATER;

ADSORPTION; AQUEOUS SOLUTION; ARSENITE; CATALYSIS; CONCENTRATION (COMPOSITION); MAGNETIC FABRIC; NANOTECHNOLOGY; OXIDATION; PHOSPHATE; POLLUTANT REMOVAL; SEPARATION; TRANSMISSION ELECTRON MICROSCOPY; X-RAY DIFFRACTION;

ADSORPTION; AQUEOUS SOLUTION; ARTICLE; CONCENTRATION (PARAMETERS); CRYSTAL STRUCTURE; CRYSTALLIZATION; DESORPTION; IONIC STRENGTH; MAGNETISM; PARTICLE SIZE; PH; PHOTOCATALYSIS; PHOTOOXIDATION; PRECIPITATION; REACTION TIME; STATIC ELECTRICITY; SUSPENSION; THERMOGRAVIMETRY; TRANSMISSION ELECTRON MICROSCOPY; ULTRAVIOLET RADIATION; X RAY DIFFRACTION; ZETA POTENTIAL;

ADSORPTION; ARSENITES; CHEMICAL PRECIPITATION; FERRIC COMPOUNDS; HYDROGEN-ION CONCENTRATION; MAGNETITE NANOPARTICLES; MICROSCOPY, ELECTRON, TRANSMISSION; OXIDATION-REDUCTION; PHOTOCHEMICAL PROCESSES; THERMOGRAVIMETRY; TITANIUM; WATER POLLUTANTS, CHEMICAL; X-RAY DIFFRACTION;

EID: 84871824317     PISSN: 03043894     EISSN: 18733336     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2012.12.007     Document Type: Article

References (35)

1. Nordstrom D.K. Worldwide occurrences of arsenic in groundwater. Science 2002, 296:2143-2144.
2. Amini M., Abbaspour K.C., Berg M., Winkel L., Hug S.J., Hoehn E., Yang H., Johnson C.A. Statistical modeling of global geogenic arsenic contamination in groundwater. Environ. Sci. Technol. 2008, 42:3669-3675.
3. Li Q., Eate N.J., Shang J.K. As(III) removal by palladium-modified nitrogen-doped titanium oxide nanoparticle photocatalyst. Environ. Sci. Technol. 2009, 43:1534-1539.
4. Piril M., Martikainen M., Ainassaari K., Kuokkanen T., Keiski R.L. Removal of aqueous As(III) and As(V) by hydrous titanium dioxide. J. Colloids Interface. Sci. 2011, 353:257-262.
5. Smith A.H., Lopipero P.A., Bates M.N., Steinmaus C.M. Arsenic epidemiology and drinking water standards. Science 2002, 296:2145-2146.
6. Dhoble R.M., Lunge S., Bhole A.G., Rayalu S. Magnetic binary oxide particles (MBOP): a promising adsorbent for removal of As(III) in water. Water Res. 2011, 45:4769-4781.
7. US EPA, Technologies and costs for removal of arsenic from drinking water, Washington, DC, 2000.
8. Borho M., Wilderer P. Optimized removal of arsenite(III) by adaptation of oxidation and precipitation processes to the filtration step. Water Sci. Technol. 1996, 34:25-31.
9. 2 suspension: kinetics and mechanisms. Environ. Sci. Technol. 2002, 36:3872-3878.
10. Kim Y., Kim C., Choi I., Rengaraj S., Yi J. Arsenic removal using mesoporous alumina prepared via a templating method. Environ. Sci. Technol. 2004, 38:924-931.
11. Kim M., Nriagu J. Oxidation of arsenite in groundwater using ozone and oxygen. Sci. Total Environ. 2000, 247:71-79.
12. 2 in aqueous solutions. Geochim. Cosmochim. Acta 1999, 63:2727-2735.
13. Dodd M.C., Vu N.D., Ammann A., Le V.C., Kissner R., Pham H.V., Cao T.H., Berg M., Gunten U.V. Kinetics and mechanistic aspects of As(III) oxidation by aqueous chlorine, chloramines, and ozone: relevance to drinking water treatment. Environ. Sci. Technol. 2006, 40:3285-3292.
14. Chiu V.Q., Hering J.G. Arsenic adsorption and oxidation at manganite surfaces. 1. Method for simultaneous determination of adsorbed and dissolved arsenic species. Environ. Sci. Technol. 2000, 34:2029-2034.
15. Yang H., Lin W.Y., Rajeshwar K. Homogeneous and heterogeneous photocatalytic reactions involving As(III) and As(V) species in aqueous media. J. Photochem. Photobiol. A 1999, 123:137-143.
16. Emett M.T., Khoe G.H. Photochemical oxidation of arsenic by oxygen and iron in acidic solutions. Water Res. 2001, 35:649-656.
17. Hug S.J., Canonica L., Wegelin M., Gechter D., Gunten U.V. Solar oxidation and removal of arsenic at circumneutral pH in iron containing waters. Environ. Sci. Technol. 2001, 35:2114-2121.
18. Kocar B.D., Inskeep W.P. Photochemical oxidation of As(III) in ferrioxalate solutions. Environ. Sci. Technol. 2003, 37:1581-1588.
19. Hug S.J., Leupin O. Iron-catalyzed oxidation of arsenic(III) by oxygen and by hydrogen peroxide: pH-dependent formation of oxidants in the Fenton reaction. Environ. Sci. Technol. 2003, 37:2734-2742.
20. 2 surface modifications on photocatalytic oxidation of arsenite: the role of superoxides. Environ. Sci. Technol. 2004, 38:2928-2933.
21. 2-photocatalyzed As(III) oxidation in aqueous suspensions: reaction kinetics and effects of adsorption. Environ. Sci. Technol. 2005, 39:1880-1886.
22. Dutta P.K., Pehkonen S.O., Sharma V.K., Ray A.K. Photocatalytic oxidation of arsenic(III): evidence of hydroxyl radicals. Environ. Sci. Technol. 2005, 39:1827-1834.
23. 3, bifunctional composites for effective elimination of arsenite contamination through simultaneous photocatalytic oxidation and adsorption. J. Phys. Chem. CV 112 2008, 19584-19589.
24. Tuutijärvi T., Lu J., Sillanpää M., Chen G. As(V) adsorption on maghemite nanoparticles. J. Hazard. Mater. 2009, 166:1415-1420.
25. Hu J., Chen G.H., Irene M.C.L. Removal and recovery of Cr(VI) from wastewater by maghemite nanoparticles. Water Res. 2005, 39:4528-4536.
26. 2 nanomaterials: preparation and evaluation of a new adsorbent for As(V) removal. Sep. Purif. Technol. 2011, 82:93-101.
27. 2 powders prepared by an ultrasonic method. J. Hazard. Mater. 2006, 137:1838-1847.
28. Li J.X., Xu J.H., Dai W.L., Li H.X., Fan K.N. Direct hydro-alcohol thermal synthesis of special core-shell structured Fe-doped titania microspheres with extended visible light response and enhanced photoactivity. Appl. Catal. B: Environ. 2009, 85:162-170.
29. 4 magnetic microspheres and their properties of photocatalytic degradation dyestuff. Catal. Today 2011, 175:293-298.
30. Cumbal L., Sengupta A.K. Arsenic removal using polymer-supported hydrated iron(III) oxide nanoparticles: role of Donnan membrane effect. Environ. Sci. Technol. 2005, 39:6508-6515.
31. Li Z.J., Deng S.B., Yu G., Huang J., Lim V.C. As(V) and As(III) removal from water by a Ce-Ti oxide adsorbent: behavior and mechanism. Chem. Eng. J. 2010, 161:106-113.
32. Pena M.E., Korfiatis G.P., Patel M., Lippincott L., Meng X. Adsorption of As(V) and As(III) by nanocrystalline titanium dioxide. Water Res. 2005, 39:2327-2337.
33. Sag Y., Aktay Y. Kinetic studies on sorption of Cr(VI) and Cu(II) ions by chitin, chitosan and Rhizopus arrhizus. Biochem. Eng. J. 2002, 12:143-153.
34. Zhang G.S., Qu J.H., Liu H.J., Liu R.P., Wu R.C. Preparation and evaluation of a novel Fe-Mn binary oxide adsorbent for effective arsenite removal. Water Res. 2007, 41:1921-1928.
35. Zeng L. A method for preparing silica-containing iron(III) oxide adsorbents for arsenic removal. Water Res. 2003, 37:4351-4358.