Chlorinated solvent transformation by palladized zerovalent iron: Mechanistic insights from reductant loading studies and solvent kinetic isotope effects

Environmental Science and Technology

Volumn 47, Issue 14, 2013, Pages 7940-7948

  Xie, Yang ^a   Cwiertny, David M ^b  

^a University of California Riverside   (United States)

^b University of Iowa   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ATOMS; CARRIER MOBILITY; HYDROGEN; IRON; ISOTOPES;

CHLORINATED SOLVENT; ELECTRON TRANSFER; MULTIPLE PATHWAYS; NANOSCALE ZERO-VALENT IRON; OPTIMAL CONDITIONS; REACTIVITY ENHANCEMENT; SOLVENT KINETIC ISOTOPE EFFECTS; ZERO-VALENT IRON;

PALLADIUM;

1,1,1,2 TETRACHLOROETHANE; DICHLOROETHENE; ETHYLENE DERIVATIVE; HYDROGEN; IRON; PALLADIUM; PALLADIZED NANOSCALE ZEROVALENT IRON; TETRACHLOROETHANE; UNCLASSIFIED DRUG; CHLORINE; ISOTOPE; SOLVENT;

CONCENTRATION (COMPOSITION); ETHANE; FACILITATION; HYDROGEN; ISOTOPIC ANALYSIS; KINETICS; PALLADIUM; SOLVENT; TRANSFORMATION;

ARTICLE; CHEMICAL REACTION; ELECTRON TRANSPORT; PARTICLE SIZE; PH; REDUCTION; CHEMISTRY; KINETICS; OXIDATION REDUCTION REACTION; TRANSMISSION ELECTRON MICROSCOPY;

CHLORINE; IRON; ISOTOPES; KINETICS; MICROSCOPY, ELECTRON, TRANSMISSION; OXIDATION-REDUCTION; PALLADIUM; SOLVENTS;

EID: 84880522671     PISSN: 0013936X     EISSN: 15205851     Source Type: Journal    
DOI: 10.1021/es401481a     Document Type: Article

References (34)

1. Wang, C.-B.; Zhang, W.-x. Synthesizing nanoscale iron particles for rapid and complete dechlorination of TCE and PCBs Environ. Sci. Technol. 1997, 31, 2154-2156
2. Elliott, D. W.; Zhang, W.-x. Field assessment of nanoscale bimetallic particles for groundwater treatment Environ. Sci. Technol. 2001, 35, 4922-4926
3. Korte, N. E.; Zutman, J. L.; Schlosser, R. M.; Liang, L.; Gu, B.; Fernando, Q. Field application of palladized iron for the dechlorination of trichloroethene Waste Manage. 2000, 20, 687-694
4. Karn, B.; Kuiken, T.; Otto, M. Nanotechnology and in situ remediation: A review of the benefits and potential risks Environ. Health Perspect. 2009, 117, 1823-1831
5. Mueller, N. C.; Braun, J.; Bruns, J.; Cernik, M.; Rissing, P.; Rickerby, D.; Nowack, B. Application of nanoscale zero valent iron (NZVI) for groundwater remdiation in Europe Environ. Sci. Pollut. Res. 2012, 19, 550-558
6. Nanotechnology for Site Remediation: Fact Sheet; EPA 542-F-08-009; U.S. Environmental Protection Agency: Washington, DC, 2008, (http://www.epa.gov/tio/ download/remed/542-f-08-009.pdf; accessed March 24, 2013).
7. Cwiertny, D. M.; Bransfield, S. J.; Livi, K. J. T.; Fairbrother, D. H.; Roberts, A. L. Exploring the influence of granular iron additives on 1,1,1-trichloroethane reduction Environ. Sci. Technol. 2006, 40, 6837-6843
8. Lin, C. J.; Lo, S. L.; Liou, Y. H. Dechlorination of trichloroethylene in aqueous solution by noble metal-modified iron J. Hazard. Mater. 2004, 116, 219-228
9. Lien, H.-L.; Zhang, W.-X. Nanoscale Pd/Fe bimetallic particles: Catalytic effects of palladium on hydrodechlorination Appl. Catal., B 2007, 77, 110-116
10. Lien, H.-L.; Zhang, W.-x. Nanoscale iron particles for complete reduction of chlorinated ethenes Colloids Surf., A 2001, 191, 97-105
11. Cwiertny, D. M.; Bransfield, S. J.; Roberts, A. L. Influence of the oxidizing species on the reactivity of iron-based bimetallic reductants Environ. Sci. Technol. 2007, 41, 3734-3740
12. Xu, Y.; Zhang, W.-x. Subcolloidal Fe/Ag particles for reductive dehalogenation of chlorinated benzenes Ind. Eng. Chem. 2000, 39, 2238-2244
13. Schrick, B.; Blough, J. L.; Jones, A. D.; Mallouk, T. E. Hydrodechlorination of trichloroethylene to hydrocarbons using bimetallic nickel iron nanoparticles Chem. Mater. 2002, 14, 5140-5147
14. Yan, W.; Herzing, A. A.; Li, X.-q.; Kiely, C. J.; Zhang, W.-x. Structural evolution of Pd-doped nanoscale zero-valent iron (nZVI) in aqueous media and implications for particle aging and reactivity Environ. Sci. Technol. 2010, 44, 4288-4294
15. Cheng, I. F.; Fernando, Q.; Korte, N. Electrochemical dechlorination of 4-chlorophenol to phenol Environ. Sci. Technol. 1997, 31, 2443-2443
16. Fang, Y.; Al-Abed, S. R. Correlation of 2-chlorobiphenyl dechlorination by Fe/Pd with iron corrosion at different pH Environ. Sci. Technol. 2008, 42, 6942-6948
17. Chun, C. L.; Baer, D. R.; Matson, D. W.; Amonette, J. E.; Penn, R. L. Characterization and reactivity of iron nanoparticles prepared with added Cu, Pd, and Ni Environ. Sci. Technol. 2010, 44, 5079-5085
18. Bransfield, S. J.; Cwiertny, D. M.; Livi, K.; Fairbrother, D. H. Influence of transition metal additives and temperature on the rate of organohalide reduction by granular iron: Implications for reaction mechanisms Appl. Catal., B 2007, 76, 348-356
19. Li, T.; Farrell, J. Reductive dechlorination of trichloroethene and carbon tetrachloride using iron and palladized-iron cathodes Environ. Sci. Technol. 2000, 34, 173-179
20. Carroll, F. A. Perspectives on Structure and Mechanism in Organic Chemistry; Brooks Cole: New York, 1998.
21. Xie, Y.; Cwiertny, D. M. Use of dithionite to extend the reactive lifetime of nanoscale zero-valent iron treatment systems Environ. Sci. Technol. 2010, 44, 8649-8655
22. Xie, Y.; Cwiertny, D. M. Influence of anionic cosolutes and pH on nanoscale zerovalent iron longevity: Time scales and mechanisms of reactivity loss toward 1,1,1,2-tetrachloroethane and Cr(VI) Environ. Sci. Technol. 2012, 46, 8365-8373
23. Perrin, D. D.; Dempsey, B. Buffers for pH and Metal Ion Control; John Wiley and Sons: New York, 1974.
24. 3+ using 1,10-phenanthroline. I. Sources of variability Soil Sci. Soc. Am. J. 1981, 45
25. 3+ using 1,10-phenanthroline. II. A photochemical method Soil Sci. Soc. Am. J. 1981, 45, 638-641
26. Wei, J.; Xu, X.; Liu, Y.; Wang, D. Catalytic hydrodechlorination of 2,4-dichlorophenol over nanoscale Pd/Fe: Reaction pathway and some experimental parameters Water Res. 2006, 40, 348-354
27. obs and reductant mass loading in iron batch systems Environ. Sci. Technol. 2005, 39, 8948-8957
28. Nurmi, J. T.; Trantyek, P. G.; Baer, D. R.; Amonette, J. E.; Pecher, K.; Wang, C.; Linehan, J. C.; Matson, D. W.; Penn, R. L.; Driessen, M. D. Characterization and properites of metallic iron nanoparticles Environ. Sci. Technol. 2005, 39, 1221-1230
29. Reardon, E. J.; Fagan, R.; Vogan, J. L.; Przepiora, A. Anaerobic corrosion reaction kinetics of nanosized iron Environ. Sci. Technol. 2008, 42, 2420-2425
30. Reardon, E. J. Anaerobic corrosion of granular iron: Measurement and interpretation of hydrogen evolution rates Environ. Sci. Technol. 1995, 29, 2936-2945
31. Reardon, E. J. Zerovalent irons: Styles of corrosion and inorganic control on hydrogen pressure buildup Environ. Sci. Technol. 2005, 39, 7311-7317
32. Chen, K.-F.; Li, S.; Zhang, W.-x. Renewable hydrogen generation by bimetallic zero valent iron nanoparticles Chem. Eng. J. 2011, 170, 562-567
33. Zhu, B.-W.; Lim, T.-T. Catalytic reduction of chlorobenzenes with Pd/Fe nanoparticles: Reactive sites, catalyst stability, particle aging, and regeneration Environ. Sci. Technol. 2007, 41, 7523-7529
34. II on the reductive dechlorination of carbon tetrachoride by green rust Environ. Sci. Technol. 2003, 37, 2905-2912