One-step preparation, characterization and visible-light photocatalytic activity of Cr-doped TiO 2 with anatase and rutile bicrystalline phases

Chemical Engineering Journal

Volumn 191, Issue , 2012, Pages 402-409

  Tian, Baozhu ^a,b   Li, Chunzhong ^b   Zhang, Jinlong ^a  

^a EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^b East China University of Science and Technology   (China)

Author keywords

Bicrystalline phases; Cr doping; Flame spray pyrolysis; Photocatalytic degradation; Titanium dioxide

Indexed keywords

2 ,4-DCP; 2 ,4-DICHLOROPHENOL; ANATASE-TO-RUTILE TRANSFORMATIONS; BICRYSTALLINE PHASES; CHROMIUM DOPING; CR CONTENT; CR-DOPED; CR-DOPING; FLAME SPRAY PYROLYSIS; NITROGEN ADSORPTION-DESORPTION; PHOTO CATALYTIC DEGRADATION; PHOTOCATALYTIC ACTIVITIES; TIO; UV-VIS DIFFUSE REFLECTANCE SPECTROSCOPY; VISIBLE LIGHT; VISIBLE LIGHT PHOTOCATALYTIC ACTIVITY; VISIBLE-LIGHT IRRADIATION; VISIBLE-LIGHT RESPONSE; XRD , TEM;

CHROMIUM; LIGHT; OPTICAL PROPERTIES; OXIDE MINERALS; PHOTOCATALYSIS; PHOTODEGRADATION; SPRAY PYROLYSIS; SYNTHESIS (CHEMICAL); X RAY PHOTOELECTRON SPECTROSCOPY;

TITANIUM DIOXIDE;

EID: 84860547538     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2012.03.038     Document Type: Article

References (51)

1. Fujishima A., Honda K. Electrochemical photolysis of water at a semiconductor electrode. Nature 1972, 238:37-38.
2. Rauf M.A., Salman Ashraf S. Fundamental principles and application of heterogeneous photocatalytic degradation of dyes in solution. Chem. Eng. J. 2009, 151:10-18.
3. 2 nanoparticles. Chem. Eng. J. 2011, 166:138-149.
4. Kabra K., Chaudhary R., Sawhney R.L. Treatment of hazardous organic and inorganic compounds through aqueous-phase photocatalysis: a review. Ind. Eng. Chem. Res. 2004, 43:7683-7696.
5. Chen X.B., Mao S.S. Titanium dioxide nanomaterials: synthesis, properties, modifications, and applications. Chem. Rev. 2007, 107:2891-2959.
6. Fujishima A., Rao T.N., Truk D.A. Titanium dioxide photocatalysis. J. Photochem. Photobiol. C 2000, 1:1-21.
7. 2 photocatalyst with metals, nonmetals and metal oxides. Energy Environ. Sci. 2010, 3:715-726.
8. 2 nanotubes/nanorods with high visible light activity for the photodegradation of 2,3-dichlorophenol. Chem. Eng. J. 2011, 174:539-545.
9. 2 nanocomposites with enhanced photocatalytic activity. Appl. Catal. B 2009, 91:397-405.
10. Yan M.C., Chen F., Zhang J.L., Anpo M. Preparation of controllable crystalline titania and study on the photocatalytic properties. J. Phys. Chem. B 2009, 109:8673-8678.
11. 2 nanocrystals with tunable brookite/rutile ratios. J. Phys. Chem. C 2009, 113:1785-1790.
12. 4 in water. J. Phys. Chem. C 2009, 113:15166-15174.
13. Romero-Gomez P., Borras A., Barranco A., Espinos J.P., Gonzalez-Elipe A.R. Enhanced photoactivity in bilayer films with buried rutile-anatase heterojunctions. ChemPhysChem. 2011, 12:191-196.
14. Li G.H., Gray K.A. Preparation of mixed-phase titanium dioxide nanocomposites via solvothermal processing. Chem. Mater. 2007, 19:1143-1146.
15. 2 nanocomposites. J. Am. Chem. Soc. 2008, 130:5402-5403.
16. Zhu J.F., Zheng W., He B., Zhang J.L., Anpo M. Characterization of Fe-TiO2 photocatalysts synthesized by hydrothermal method and their photocatalytic reactivity for photodegradation of XRG dye diluted in water. J. Mol. Catal. A 2004, 216:35-43.
17. 2 nanoparticles with enhanced photocatalytic activity under visible light irradiation. Chem. Eng. J. 2009, 151:22-227.
18. Lopez R., Gomez R. Photocatalytic degradation of 4-nitrophenol on well characterized sol-gel molybdenum doped titania semiconductors. Top. Catal. 2011, 54:504-511.
19. 3+. Appl. Catal. B 2006, 62:329-335.
20. 3+ cations. Mater. Charact. 2005, 54:123-129.
21. 5+ cations. Langmuir 1994, 10:643-652.
22. Tahiri H., Ichou Y.A., Herrmann J.-M. Photocatalytic degradation of chlorobenzoic isomers in aqueous suspensions of neat and modified titania. J. Photochem. Photobiol. A 1998, 114:219-226.
23. Wilke K., Breuer H.D. The influence of transition metal doping on the physical and photocatalytic properties of titania. J. Photochem. Photobiol. A 1999, 121:49-53.
24. 2:Cr nanopowders prepared by flame spray synthesis. J. Power Sources 2009, 194:104-111.
25. Heine M.C., Pratsinis S.E. Droplet and particle dynamics during flame spray synthesis of nanoparticles. Ind. Eng. Chem. Res. 2005, 44:6222-6232.
26. 5-based mixed oxides in flames. J. Mater. Res. 1993, 8:2404-2413.
27. x photocatalysts. Mater. Chem. Phys. 2006, 100:102-107.
28. 2. J. Phys. Chem. B 2000, 104:3481-3487.
29. Lin J., Lin Y., Liu P., Meziani M.J., Allard L.F., Sun Y.P. Hot-fluid annealing for crystalline titanium dioxide nanoparticles in stable suspension. J. Am. Chem. Soc. 2002, 124:11514-11518.
30. 2 for photomineralisation of oxalic acid. Catal. Today 2007, 120:203-213.
31. Akhtar M.K., Pratsinis S.E., Mastrangelo S.V.R. Vapor-phase synthesis of Al-doped titania powders. J. Mater. Res. 1994, 9:1241-1249.
32. 2. J. Phys. Chem. Solids 1997, 58:927-937.
33. 2-based photocatalysts. J. Phys. Chem. C 2008, 112:5275-5300.
34. López R., Gómez R., Oros-Ruiz S. Photophysical and photocatalytic properties of TiO2-Cr sol-gel prepared semiconductors. Catal. Today 2011, 166:159-165.
35. 2 with nitrogen (N) and chromium (Cr). J. Mol. Struct. 2011, 1001:23-28.
36. 2 nanorods with nanocavities. J. Phys. Chem. C 2010, 114:2873-2879.
37. Wang G.Z., Zhang L., Deng J.G., Dai H.X., He H., Au C.T. Preparation, characterization, and catalytic activity of chromia supported on SBA-15 for the oxidative dehydrogenation of isobutene. Appl. Catal. A 2009, 355:192-201.
38. Cavani F., Koutyrev M., Rifirò F., Bartolini A., Ghisletti D., Iezzi R., Santucci A., Del Piero G. Chemical and physical characterization of alumina-supported chromia-based catalysts and their activity in dehydrogenation of isobutene. J. Catal. 1996, 158:236-250.
39. 2 from activated pore wall and high surface area. J. Phys. Chem. B 2006, 110:12916-12925.
40. 2 nanosystems: a combined RF-sputtering/sol-gel approach. Chem. Mater. 2004, 16:3331-3338.
41. Moulder J.M., Stickle W.F., Sobol P.E., Bomben K.D. Handbook of X-ray Photoelectron Spectroscopy 1992, PerkinElmer Corporation, Eden Prairie, MN.
42. 2 nanoparticles and their relationships. J. Phys. Chem. 2006, 110:17860-17865.
43. 2 nanoparticles with high photocatalytic activity synthesized by hydrogen-oxygen diffusion flame. Appl. Catal. B 2008, 79:208-215.
44. Dvoranová D., Brezová V., Mazúra M., Malati M.A. Investigations of metal-doped titanium dioxide photocatalysts. Appl. Catal. B 2002, 37:91-105.
45. Harrison P.G., Lloyd N.C., Daniell W. The nature of the chromium species formed during the thermal activation of chromium-promoted tin(IV) oxide catalysts: an EPR and XPS study. J. Phys. Chem. B 1998, 102:10672-10679.
46. Köhler K., Chläpfer C.W., Vonzelewsky A., Nickl J., Engweiler J., Baiker A. Chromia supported on titania: I. An EPR study of the chemical and structural changes occurring during catalyst genesis. J. Catal. 1993, 143:201-214.
47. Amorelli A., Evans J.C., Rowlands C.C., Egerton T.A. An electron spin resonance study of rutile and anatase titanium dioxide polycrystalline powders treated with transition-metal ions. J. Chem. Soc. Faraday Trans. I 1987, 83:3541-3548.
48. 2/Cr-MCM-41 molecular sieve irradiated with visible light for the degradation of thiophene in the gas phase. Catal. Today 2008, 133-135:594-599.
49. 2 surfaces: principles, mechanisms, and selected results. Chem. Rev. 1995, 95:735-738.
50. 3 photocatalysts codoped with antimony and chromium. J. Phys. Chem. B 2002, 106:5029-5034.
51. 2 doped with chromium ion. Chem. Mater. 2004, 16:321-328.