Photocatalytic oxidation of indoor toluene: Process risk analysis and influence of relative humidity, photocatalysts, and VUV irradiation

Science of the Total Environment

Volumn 438, Issue , 2012, Pages 201-209

  Zhao, Weirong ^a   Dai, Jiusong ^a   Liu, Feifei ^a   Bao, Jiaze ^a   Wang, Yan ^a   Yang, Yong ^a   Yang, Yanan ^a   Zhao, Dongye ^b  

^a ZHEJIANG UNIVERSITY   (China)

^b AUBURN UNIVERSITY   (United States)

Author keywords

Electron transfer; Health risk; Indoor air quality; Photocatalysis; Radical; Toluene

Indexed keywords

ADSORBED INTERMEDIATES; ELECTRON TRANSFER; FORMATION RATES; GASPHASE; HYDROXIDE RADICALS; INDOOR AIR; INDOOR AIR QUALITY; N-DOPING; OXIDATION STATE; PHOTOCATALYTIC OXIDATIONS; PHOTOGENERATED ELECTRONS; PROTON-TRANSFER REACTION MASS SPECTROMETRIES; RADICAL; TIO; VACUUM ULTRAVIOLETS; VUV IRRADIATION;

CARBOXYLIC ACIDS; CHARGE TRANSFER; FREE RADICAL REACTIONS; HEALTH RISKS; INDOOR AIR POLLUTION; IRRADIATION; MASS SPECTROMETRY; MINERALOGY; OXIDATION; PHOTOCATALYSIS; TEMPERATURE PROGRAMMED DESORPTION; TITANIUM DIOXIDE; TOLUENE; TOXICITY;

REACTION INTERMEDIATES;

CARBOXYLIC ACID; HYDROXIDE; NITROGEN; TITANIUM DIOXIDE; TOLUENE;

AIR QUALITY; CATALYSIS; CATALYST; CONCENTRATION (COMPOSITION); HEALTH RISK; MINERALIZATION; OXIDATION; RELATIVE HUMIDITY; RISK ASSESSMENT; TOLUENE; TOXICITY; ULTRAVIOLET RADIATION;

ADSORPTION; ARTICLE; CONCENTRATION (PARAMETERS); DESORPTION; DOPING; ECOTOXICOLOGY; ELECTRON; HEALTH HAZARD; HUMIDITY; INDOOR AIR POLLUTION; IRRADIATION; MASS SPECTROMETRY; MINERALIZATION; PHOTOCATALYSIS; PHOTOOXIDATION; PRIORITY JOURNAL; REAL TIME PROTON TRANSFER REACTION MASS SPECTROMETRY; RISK ASSESSMENT; SURFACE PROPERTY; ULTRAVIOLET RADIATION; VACUUM;

AIR POLLUTANTS; AIR POLLUTION, INDOOR; CATALYSIS; ELECTRON SPIN RESONANCE SPECTROSCOPY; HUMIDITY; MASS SPECTROMETRY; MOLECULAR STRUCTURE; OXIDATION-REDUCTION; PHOTOCHEMICAL PROCESSES; RISK ASSESSMENT; TEMPERATURE; TOLUENE; ULTRAVIOLET RAYS;

EID: 84866283038     PISSN: 00489697     EISSN: 18791026     Source Type: Journal    
DOI: 10.1016/j.scitotenv.2012.08.081     Document Type: Article

References (49)

1. 2 systems through different oxidative and reductive calcination treatments. Appl Catal B 2008, 80:88-97.
2. Atkinson R., Arey J. Atmospheric chemistry of gas-phase polycyclic aromatic hydrocarbons: formation of atmospheric mutagens. Environ Health Perspect 1994, 102(Suppl. 4):117-126.
3. 2 catalyst: mechanistic aspects and FT-IR investigation. Appl Catal B 1999, 20:15-27.
4. 2 nanomaterials. J Am Chem Soc 2008, 130:5018.
5. Cheng W.H. Selectivities in methanol oxidation over silica supported molybdena. Catal Lett 1996, 36:87-93.
6. 2: explaining photocatalytic properties by electronic and magnetic identification of N active sites. Appl Catal B 2009, 93:149-155.
7. de Gouw J.A., Goldan P.D., Warneke C., Kuster W.C., Roberts J.M., Marchewka M., et al. Validation of proton transfer reaction-mass spectrometry (PTR-MS) measurements of gas-phase organic compounds in the atmosphere during the New England Air Quality Study (NEAQS) in 2002. J Geophys Res 2003, 108:4682.
8. Debono O., Thevenet F., Gravejat P., Hequet V., Raillard C., Lecoq L., et al. Toluene photocatalytic oxidation at ppbv levels: kinetic investigation and carbon balance determination. Appl Catal B 2011, 106:600-608.
9. 2: By-products and mechanisms. J Photochem Photobiol A Chem 1998, 118:197-204.
10. 2: theory and experiment. Chem Phys 2007, 339:44-56.
11. 2 with 1D nanostructure prepared by the nano-confinement effect. Nanotechnology 2008, 19:365607.
12. 2 nanoparticles prepared by thermal decomposition. J Hazard Mater 2009, 162:763-770.
13. Fotou G.P., Pratsinis S.E. Photocatalytic destruction of phenol and salicylic acid with aerosol-made and commercial titania powders. Chem Eng Commun 1996, 151:251-269.
14. Frankcombe T.J., Smith S.C. OH-initiated oxidation of toluene. 2. Master equation simulation of toluene oxide isomerization. J Phys Chem A 2007, 111:3691-3696.
15. 2-assisted photodegradation of 4-chlorophenol. J Physical Chem B 2006, 110:3061-3065.
16. Giamello E., Livraghi S., Paganini M.C., Selloni A., Di Valentin C., Pacchioni G. Origin of photoactivity of nitrogen-doped titanium dioxide under visible light. J Am Chem Soc 2006, 128:15666-15671.
17. Giamello E., Napoli F., Chiesa M., Livraghi S., Agnoli S., Granozzi G., et al. The nitrogen photoactive centre in N-doped titanium dioxide formed via interaction of N atoms with the solid. Nature and energy level of the species. Chem Phys Lett 2009, 477:135-138.
18. 2 loaded on activated carbon fibers: PCO rate and intermediates accumulation. Appl Catal B 2008, 79:171-178.
19. 2 films for water treatment. Appl Catal B 2011, 107:77-87.
20. x under visible light irradiation. Phys Chem Chem Phys 2006, 8:1116-1121.
21. 2 photocatalysts. Chem-Eur J 2006, 12:5526-5534.
22. 2. Science 2002, 297:2243-2245.
23. Lee B.I., Kaewgun S., Kim W., Choi W., Lee J.S., Kim E. Visible light photocatalytic properties of polymorphic brookite titania. J Renew Sustain Ener 2009, 1:18.
24. 2O. Science 2008, 319:1657-1660.
25. 2 microballs: enhanced performance by hydrothermal treatment in alkaline solution. Appl Surf Sci 2011, 257:4709-4714.
26. 2 with abundant surface states. J Colloid Interface Sci 2009, 334:171-175.
27. 2 nanoflakes modified with gold nanoparticles as photocatalysts with high activity and durability under near UV irradiation. J Phys Chem C 2010, 114:1641-1645.
28. Maeda K., Domen K. New non-oxide photocatalysts designed for overall water splitting under visible light. J Phys Chem C 2007, 111:7851-7861.
29. Mendell M.J. Indoor residential chemical emissions as risk factors for-respiratory and allergic effects in children: a review. Indoor Air 2007, 17:259-277.
30. Mendez-Roman R., Cardona-Martinez N. Relationship between the formation of surface species and catalyst deactivation during the gas-phase photocatalytic oxidation of toluene. Catal. Today 1998, 40:353-365.
31. Mo J.H., Zhang Y.P., Xu Q.J., Zhu Y.F., Lamson J.J., Zhao R.Y. Determination and risk assessment of by-products resulting from photocatalytic oxidation of toluene. Appl Catal B 2009, 89:570-576.
32. NIOSH REL by U.S National Institute for Occupational Safety Health http://www.cdc.gov/niosh/.
33. Patterson M.J., Angove D.E., Cant N.W., Nelson P.F. The formation of benzene and chlorobenzene during the oxidation of toluene over rhodium-based catalysts. Appl Catal B 1999, 20:123-131.
34. Quici N., Vera M.L., Choi H., Puma G.L., Dionysiou D.D., Litter M.I., et al. Effect of key parameters on the photocatalytic oxidation of toluene at low concentrations in air under 254+185nm UV irradiation. Appl Catal B 2010, 95:312-319.
35. Sirghi L., Hatanaka Y., Aoki T. Photocatalytic chemisorption of water on titanium dioxide thin films obtained by radio frequency magnetron deposition. Appl Surf Sci 2005, 244:408-411.
36. Sleiman M., Conchon P., Ferronato C., Chovelon J.M. Photocatalytic oxidation of toluene at indoor air levels (ppbv): towards a better assessment of conversion, reaction intermediates and mineralization. Appl Catal B 2009, 86:159-165.
37. 2 powders. J Phys Chem B 2006, 110:13158-13165.
38. 2 semiconductor powders. Appl Catal B 2010, 96:218-223.
39. Takigawa T., Saijo Y., Morimoto K., Nakayama K., Shibata E., Tanaka M., et al. A longitudinal study of aldehydes and volatile organic compounds associated with subjective symptoms related to sick building syndrome in new dwellings in Japan. Sci Total Environ 2012, 417-418:61-67.
40. Tseng T.K., Lin Y.S., Chen Y.J., Chu H. A review of photocatalysts prepared by sol-gel method for VOCs removal. Int J Mol Sci 2010, 11:2336-2361.
41. Van Durme J., Dewulf J., Sysmans W., Leys C., Van Langenhove H. Efficient toluene abatement in indoor air by a plasma catalytic hybrid system. Appl Catal B 2007, 74:161-169.
42. Vildozo D., Portela R., Ferronato C., Chovelon J.M. Photocatalytic oxidation of 2-propanol/toluene binary mixtures at indoor air concentration levels. Appl Catal B 2011, 107:347-354.
43. Wang S.B., Ang H.M., Tade M.O. Volatile organic compounds in indoor environment and photocatalytic oxidation: state of the art. Environ Int 2007, 33:694-705.
44. Wisthaler A., Tamas G., Wyon D.P., Strom-Tejsen P., Space D., Beauchamp J., et al. Products of ozone-initiated chemistry in a simulated aircraft environment. Environ Sci Technol 2005, 39:4823-4832.
45. 2 nanocomposite hollow spheres. Chem Asian J 2010, 5:1466-1474.
46. Xu Q.J., Zhang Y.P., Mo J.H., Li X. Indoor formaldehyde removal by thermal catalyst: kinetic characteristics, key parameters, and temperature influence. Environ Sci Technol 2011, 45:5754-5760.
47. 3). Appl Catal B 2007, 75:29-38.
48. 3 nanorods using PEG as template: preparation, characterization and photocatalytic properties. J Hazard Mater 2011, 192:1548-1554.
49. 4 heterojunction: preparation, characterization, and photocatalytic properties. Appl Catal B 2012, 115-116:90-99.