Disinfection of surfaces by photocatalytic oxidation with titanium dioxide and UVA light

Chemosphere

Volumn 53, Issue 1, 2003, Pages 71-77

  Kühn, Klaus P ^a   Chaberny, Iris F ^a,d   Massholder, Karl ^b   Stickler, Manfred ^c   Benz, Volker W ^c   Sonntag, Hans Günther ^a   Erdinger, Lothar ^a  

^a UNIVERSITY OF HEIDELBERG   (Germany)

^b UV Systeme GmbH   (Germany)

^c Rohm GmbH   (Germany)

^d HANNOVER MEDICAL SCHOOL   (Germany)

Author keywords

Antibacterial effects; Free radicals; Kinetic; Light guiding materials; Photocatalysis; UV irradiation

Indexed keywords

ESCHERICHIA COLI; OCCUPATIONAL RISKS; OXIDATION; PHOTOCATALYSIS; TITANIUM DIOXIDE; ULTRAVIOLET RADIATION;

BACTERIAL CONTAMINATION; HYGIENE; REDUCTION EFFICIENCY (RE);

DISINFECTION;

HYDROXYL RADICAL; OXYGEN; TITANIUM DIOXIDE; WATER; FREE RADICAL; TITANIUM;

DISINFECTION;

ARTICLE; BACTERIUM CONTAMINATION; CANDIDA ALBICANS; CONTROLLED STUDY; DISINFECTION; ENTEROCOCCUS FAECIUM; ESCHERICHIA COLI; NONHUMAN; PHOTOCATALYSIS; PHOTOOXIDATION; PSEUDOMONAS AERUGINOSA; REACTION TIME; REDUCTION; RISK ASSESSMENT; STAPHYLOCOCCUS AUREUS; ULTRAVIOLET A RADIATION; ULTRAVIOLET C RADIATION; BACTERIUM; DRUG EFFECT; METHODOLOGY; PHOTOLYSIS; RADIATION EXPOSURE; SCANNING ELECTRON MICROSCOPY; ULTRAVIOLET RADIATION;

BACTERIA (MICROORGANISMS); CANDIDA ALBICANS; ENTEROCOCCUS FAECIUM; ESCHERICHIA COLI; PSEUDOMONAS; PSEUDOMONAS AERUGINOSA; STAPHYLOCOCCUS AUREUS;

BACTERIA; DISINFECTION; FREE RADICALS; MICROSCOPY, ELECTRON, SCANNING; PHOTOLYSIS; TITANIUM; ULTRAVIOLET RAYS;

EID: 0141432175     PISSN: 00456535     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0045-6535(03)00362-X     Document Type: Article

References (30)

1. Bekbolet M., Araz C.V. Inactivation of Escherichia coli by photocatalytic oxidation. Chemosphere. 32:1996;959-965.
2. Bock C., Dittmar H., Gemeinhardt H., Bauer E., Greulich K.O. Comet assay detects cold repair of UV-A damages in human B-lymphoblast cell line. Mutat. Res. 408:1998;111-120.
3. 2 particles. Cancer Res. 52:1992;2346-2348.
4. 2 with the aid of superoxide dismutase. Chem. Lett. 1992;427-430.
5. 2 suspension system. J. Electroanal. Chem. 326:1992;345-350.
6. DGHM, 1991. Prüfung und Bewertung chemischer Desinfektionsverfahren. Hyg. Med. Reprint.
7. Dunford R., Salinaro A., Cai L., Serpone N., Horikoshi S., Hidaka H., Knowland J. Chemical oxidation and DNA damage catalysed by inorganic sunscreen ingredients. FEBS Lett. 418:1997;87-90.
8. Exner M., Gebel J. Wiederbenutzung von Flächen nach der Desinfektion - Mitteilungen der Desinfektionsmittel Kommission der DGHM. Hyg. Med. 23:1998;514.
9. Gilbert P., Evans D.J., Evans E., Duguld I.G., Brown M.R.W. Surface characteristics and adhesion of E. coli and S. epidermis. J. Appl. Bacteriol. 71:1991;72-77.
10. Greist, H.T., Hingorani, S.K., Kelly, K., Goswami, D.Y., 2002. Using scanning electron microscopy to visualize photocatalytic mineralization of airborne microorganisms. Proceedings of the Indoor Air 2002, 9th International Conference on Indoor Air Quality and Climate, July 2002, Monterey, California, pp. 712-717.
11. Gundermann K.-O., Rüden H., Sonntag H.-G. Lehrbuch der Hygiene. 1991;Gustav Fischer Verlag, Stuttgart.
12. Hahn, A., Michalak, H., Bergemann, K., Heinemeyer, G., Gundert-Remy, U., 1997. Ärtzliche Mitteilungen bei Vergiftungen nach § 16e Chemikaliengesetz 1997. Dokumentations- und Bewertungsstelle für Vergiftungen im bgvv.
13. Harbour J.R., Hair M.L. Transient radicals in heterogeneous systems: detection by spin trapping. Adv. Colloid Interf. Sci. 24:1986;103-141.
14. Ireland J.C., Valinieks J. Rapid measurement of aqueous hydroxyl radical concentrations in steady-state HO flux systems. Chemosphere. 25:1992;383-396.
15. Ireland J.C., Klostermann P., Rice E.W., Clark R.M. Inactivation of Escherichia coli by titanium dioxide photocatalytic oxidation. Appl. Environ. Microbiol. 59:1993;1668-1670.
16. Jacoby W.A., Maness P.C., Wolfrum E.J., Blake D.M., Fennell J.A. Mineralization of bacterial cell mass on a photocatalytic surface in air. Environ. Sci. Technol. 32:1998;2650-2653.
17. 2 particulate systems. J. Phys. Chem. 83:1979;3146-3152.
18. 2 suspensions. Environ. Sci. Technol. 25:1991;494-500.
19. Kubota Y., Shuin T., Kawasaki C., Hosaka M., Kitamura H., Cai R., Sakai H., Hashimoto K., Fujishima A. Photokilling of T-24 human bladder cancer cells with titanium dioxide. Br. J. Cancer. 70:1994;1107-1111.
20. Lin W.Y., Detacconi N.R., Smith R.L., Rajeshwar K. Manifestation of photocatalysis process variables in a titanium dioxide-based slurry photoelectrochemical cell. J. Electrochem. Soc. 144:1997;497-502.
21. 2-mediated photochemical disinfection of E. coli using optical fibers. Environ. Sci. Technol. 29:1995;501-505.
22. Matsunaga T., Tomoda R., Nakajima T., Wake H. Photoelectrochemical sterilization of microbial cells by semiconductor powders. FEMS Microbiol. Lett. 29:1985;211-214.
23. Matsunaga T., Tomoda R., Nakajima T., Nakamura N., Komine T. Continuous-sterilization system that uses photosemiconductor powders. Appl. Environ. Microbiol. 54:1988;1330-1333.
24. Matsunaga T., Okochi M., Nakasone S. Direct count of bacteria using fluorescent dyes: application to assessment of electrochemical disinfection. Anal. Chem. 67:1995;4487-4490.
25. Mills A., Le Hunte S. An overview of semiconductor photocatalysis. J. Photochem. Photobiol. A. 108:1998;1-35.
26. 2 on mutans streptococci. J. Photochem. Photobiol. B. 14:1992;369-379.
27. Sigma Cataloge, 2000.
28. 2 film photocatalysts. Environ. Sci. Technol. 32:1998;726-728.
29. Wamer W.G., Yin J.J., Wie R.R. Oxidative damage to nucleic acids photosensitized by titanium dioxide. Free Radic. Biol. Med. 23:1997;851-858.
30. Watts R.J., Kong S., Orr M.P., Miller G.C., Henry B.E. Photocatalytic inactivation of coliform bacteria and viruses in secondary wastewater effluent. Water Res. 29:1995;95-100.