ESR ST study of hydroxyl radical generation in wet peroxide system catalyzed by heterogeneous ruthenium

Chemosphere

Volumn 77, Issue 1, 2009, Pages 148-150

  Rokhina, Ekaterina V ^a,b   Golovina, Elena A ^b   As, Henk van ^b   Virkutyte, Jurate ^a  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

^b WAGENINGEN UNIVERSITY   (Netherlands)

Author keywords

ESR spin trapping; Hydrogen peroxide; Hydroxyl radical; Ruthenium

Indexed keywords

CARBON MONOXIDE; CATALYSIS; ELECTRON SPIN RESONANCE SPECTROSCOPY; ELECTROSPINNING; FREE RADICALS; HYDROGEN PEROXIDE; MAGNETIC MOMENTS; OXIDATION; PEROXIDES; RUTHENIUM; WASTEWATER TREATMENT;

CARBON MONOXIDE OXIDATION; CONCENTRATION CHANGE; HYDROXYL RADICAL GENERATION; HYDROXYL RADICALS; RADICAL PRODUCTION RATE; RU BASED CATALYSTS; SPIN TRAPPING; SPIN-TRAPPING TECHNIQUE;

CATALYTIC OXIDATION;

5 DIETHOXYPHOSPHORYL 5 METHYL 1 PYRROLINE 1 OXIDE; HYDROXYL RADICAL; PEROXIDE; RUTHENIUM;

CATALYSIS; ELECTRON SPIN RESONANCE; EXPERIMENTAL STUDY; FREE RADICAL; HYDROGEN PEROXIDE; HYDROXYL RADICAL; OXIDATION; RUTHENIUM;

ADSORPTION KINETICS; ARTICLE; CHEMICAL REACTION; CONCENTRATION PROCESS; ECOSYSTEM RESTORATION; ELECTRON SPIN RESONANCE; OXIDATION KINETICS; SPIN TRAPPING;

ADSORPTION; CATALYSIS; ELECTRON SPIN RESONANCE SPECTROSCOPY; HYDROXYL RADICAL; KINETICS; PEROXIDES; PHOSPHORUS; RUTHENIUM;

EID: 69249221315     PISSN: 00456535     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chemosphere.2009.05.006     Document Type: Article

References (13)

1. Adewuyi Y.G. Sonochemistry in environmental remediation. 1. Combinative and hybrid sonophotochemical oxidation processes for the treatment of pollutants in water. Environ. Sci. Technol. 39 (2005) 3409-3420
2. Bacic G., Spasojevic I., Secerov B., and Mojovic M. Spin-trapping of oxygen free radicals in chemical and biological systems: new traps, radicals and possibilities. Spectrochim. Acta A.-M. 69 (2008) 1354-1366
3. Centi G., Gotti M., Perathoner S., and Pinna F. Rinse water purification using solid regenerable catalytic adsorbents. Catal. Today 55 (2000) 51-60
4. Kiwi J., Lopez A., and Nadtochenko V. Mechanism and kinetics of the OH-radical intervention during Fenton-oxidation in the presence of a significant amount of radical scavenger (Cl). Environ. Sci. Technol. 34 (2000) 2162-2168
5. 2. Environ. Sci. Technol. 26 (1992) 262-265
6. Kwan W.P., and Voelker B.M. Decomposition of hydrogen peroxide and organic compounds in the presence of dissolved iron and ferrihydrite. Environ. Sci. Technol. 36 (2002) 1467-1476
7. 2 decomposition and contaminant degradation in the presence of sand. Water Res. 33 (1998) 2805-2816
8. In: Parsons S. (Ed). Advanced Oxidation Processes for Water and Wastewater Treatment (2004), IWA Publishing, London, UK
9. Rokhina, E.V., Virkutyte, J., in press. Environmental application of catalytic processes: heterogeneous liquid phase oxidation of phenol with hydrogen peroxide. Crit. Rev. Environ. Sci. Technol.
10. Rokhina E.V., Sillanpää M., Nolte M.C.M., and Virkutyte J. Optimization of pulp mill effluent treatment with catalytic adsorbent using orthogonal second-order (Box-Behnken) experimental design. J. Environ. Monitor. 10 (2008) 1304-1312
11. 2 surface and its application in evaluation of Ru particle sizes compared with TEM and XRD analyses. Appl. Catal. A - Gen. 335 (2008) 187-195
12. Wang J., Zhu W., Yang S., Wang W., and Zhou Y. Catalytic wet air oxidation of phenol with pelletized ruthenium catalysts. Appl. Catal. B - Environ. 78 (2008) 30-37
13. Zazo J.A., Casas J.A., Mohedano A.F., Gilarranz M.A., and Rodriguez J.J. Chemical pathway and kinetics of phenol oxidation by Fenton's reagent. Environ. Sci. Technol. 39 (2005) 9295-9302