Disinfection of Bacillus spp. spores in drinking water by TiO2 photocatalysis as a model for Bacillus anthracis

Water Science and Technology: Water Supply

Volumn 4, Issue 2, 2004, Pages 7-14

  Armon, R ^a   Weitch Cohen, G ^a   Bettane, P ^b  

^a TECHNION ISRAEL INSTITUTE OF TECHNOLOGY   (Israel)

^b MEDICAL CORPS   (Israel)

Author keywords

Bacillus anthracis modelling; Bacillus spp spores; Disinfection; Photocatalysis; Titanium dioxide

Indexed keywords

DISINFECTANTS; ESCHERICHIA COLI; HAZARDOUS MATERIALS; OXIDATION; OZONE; PHOTOCATALYSIS; PHOTOLYSIS; TITANIUM DIOXIDE; ULTRAVIOLET RADIATION;

HAZARDOUS CHEMICALS; WATER DISINFECTION;

POTABLE WATER;

DRINKING WATER; HALOGEN; HYDROXYL RADICAL; ORGANIC COMPOUND; TITANIUM DIOXIDE;

DISINFECTION; DRINKING WATER; MICROORGANISM; PHOTOCHEMICAL TREATMENT; TITANIUM DIOXIDE;

AQUEOUS SOLUTION; BACILLUS; BACILLUS ANTHRACIS; BACILLUS CEREUS; BACTEROIDES FRAGILIS; CONFERENCE PAPER; DISINFECTION; MINERALIZATION; OXIDATION; OZONATION; PHOTOCATALYSIS; PHOTOLYSIS; RADIOLYSIS; SUNLIGHT; ULTRAVIOLET RADIATION; WATER MANAGEMENT; WATER TREATMENT;

BACILLI; BACILLUS ANTHRACIS; BACILLUS CEREUS; BACILLUS SUBTILIS; BACTEROIDES; BACTEROIDES FRAGILIS; ESCHERICHIA COLI; UNIDENTIFIED BACTERIOPHAGE;

EID: 2442717570     PISSN: 16069749     EISSN: None     Source Type: Journal    
DOI: 10.2166/ws.2004.0021     Document Type: Conference Paper

References (18)

1. 2 supported on a glass matrix. J. Phys. Chem. 92, 5726.
2. APHA (1992). Standard Methods for the Examination of Water and Wastewater, 18th edition. American Public Health Association, Washington, DC.
3. 2. J. Adv. Oxid. 3(2), 145-150.
4. Biguzzi, M. and Shama, G. (1994). Effect of titanium dioxide concentration on the survival of Pseudomonas stutzeri during irradiation with near ultraviolet light. Lett. Appl. Microbiol. 19, 458-460.
5. Buxton, G.V. and Greenstock, C.L. (1988). Critical review of rate constants for reaction of hydrated electrons, hydrogen atoms and hydroxyl radicals (OH/O) in aqueous solutions. J. Phys. Chem. Ref. Data 17, 513-886.
6. Haag, W.R., and Hoigne, J. (1985). Photo-sensitised oxidation in natural water via OH radicals. Chem. 14, 1659-1671.
7. Inglesby, T.V. (1999). Anthrax as a biological weapon. J. Am. Med. Assoc. 281, 1735-1745.
8. 2 photocatalytic oxidation. Applied and environmental microbiology, 59, 1688-1670.
9. 2, ZnO and desert sands. Environ. Sci. Sci. Technol. 22, 798.
10. 2 suspensions. Environ. Sci. Technol. 25, 494.
11. 2 photocatalytic inactivation of selected microorganisms under various conditions: sunlight, intermittent and variable irradiation intensity, CdS augmentation and entrapment of TiO2 into sol-gel. J. Adv. Oxid. 4 97-107.
12. Manchee, R.J, Broster, M.G., Stagg, A.J., Hibbs, S.E. (1994). Formaldehyde solution effectively inactivates spores of Bacillus anthracis on the Scottish Island of Gruinard. Appl. Environ. Microbiol. 60, 4167-4171.
13. Ollis, D.F., Pelizzetti, E. and Serpone, N. (1991). Photocatalyzed destruction of water contaminants. Environ. Sci. Technol. 25, 1522-1529.
14. Pham, H.N., McDowell, T., Wilkins, E. (1995). Photocatalytically-mediated disinfection of water using TiO2 as a catalyst and spore-forming Bacillus pumilus as a model. J. Environ. Sci. and Health A30(3), 627-636.
15. Prairie, M.R., Evans, L.R., Stange, B.M., Martinez, S.L. (1993). An investigation of titanium dioxide photocatalysis for the treatment of water contaminated with metals and organic chemicals. Environ. Sci. and Technol., 27, 1776-1782.
16. 2 photocatalysis. Applied and Environmental Microbiology, 60, 344-347.
17. Teichner, S.J. and Formenti, M. (1985). Heterogenous photocatalysis. In: Photoelectrochemistry, Photocatalysis and Photoreactors (Schiavello M. ed.), pp. 457-490. Dordrecht: D. Reidel.
18. Watts, R.J., Kong, S., Orr, M.P., Miller, G.C. and Henry, B.E. (1995). Photocatalytic inactivation of coliform bacteria and viruses in secondary wastewater effluent. Water Res. 29, 95-100.