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Kevin Thorn

Research Chemist

Contact Info

Short Biography

Bowdoin College             B.A.

University of Arizona       M.S., Ph.D.

Research Chemist, National Research Program, Water Resources Discipline

Selected Publications


Thorn, K.A.; Cox, L.G.  N-15 NMR spectra of naturally abundant nitrogen in soil and aquatic natural organic matter samples of the International Humic Substances Society. Organic Geochemistry, 2009, 40, 484-499.

Thorn, K. A. Reduction and Incorporation of Nitrate Nitrogen into Aquatic NOM Upon UV Irradiation Examined by 15N NMR, Division of Environmental Chemistry Preprints of Papers, 223rd National Meeting of the American Chemical Society, Orlando, FL; American Chemical Society; 2002, Vol. 42(1), p 537-542.

Osburn, C. L.; Morris, D. P.; Thorn, K. A.; Moeller, R. E. Chemical and optical changes in freshwater dissolved organic matter exposed to solar radiation. Biogeochemistry 2001, 54, 251-278.

Thorn, K. A.; Mikita, M. A. Nitrite fixation by humic substances: 15N Nuclear Magnetic Resonance Evidence for Potential Intermediates in Chemodenitrification. Soil Sci. Soc. Am. J. 2000, 64, 568-582.

Thorn, K. A.; Aiken, G. R. Biodegradation of Crude Oil into Nonvolatile Organic Acids in a Contaminated Aquifer Near Bemidji, Minnesota. Organic Geochemistry, 1998, 29, 909-931.

Aromatic Amines and Explosives Remediation

Weber, E. J.; Spidle, D. J.; Thorn, K. A. Covalent Binding of Aniline to Humic Substances. 1. Kinetic Studies. Environ. Sci. & Technol. 1996, 30, 2755-2763.

Thorn, K. A.; Pettigrew, P. J.; Goldenberg, W. S.; Weber,E. J. Covalent Binding of Aniline to Humic Substances. 2. 15N NMR Studies of Nucleophilic Addition Reactions. Environ. Sci. & Technol. 1996, 30, 2764-2775.

Thorn, K. A.; Goldenberg, W. S.; Younger, S. J.; Weber, E. J. Covalent Binding of Aniline to Humic Substances: Comparison of Nucleophilic Addition, Enzyme-, and Metal-Catalyzed Reactions by 15N NMR. In Humic and Fulvic Acids: Isolation, Structure, and Environmental Role; J. S. Gaffney; N. A. Marley and S. B. Clark, Eds.; American Chemical Society, 1996a; pp 299-326.

Pennington, J. C., Thorn, K. A., Gunnison, D., McFarland, V. A., Thorne, P. G., Inouye, L. S., Fredrickson, H., Leggett, D. C., Ringleberg, D., Jarvis, A. S., Felt, D. R., Lutz, C. H., Hayes, C. A., Clark, J. U., Richmond, M., O'Neal, B., and Porter, B. E. (1998). "Explosives conjugation products in remediation matrices: Interim Report 2," Technical Report SERDP-98-12, U.S.Army Engineer Waterways Experiment Station, Vicksburg, MS.

Pennington, J. C.; Thorn, K. A.; Inouye, L. S.; McFarland, V. A.; Jarvis, A. S.; Lutz, C. H.; Hayes, C. A.; Porter, B. E. Explosives conjugation products in remediation matrices: Final report; U.S. Army Engineer Research and Development Center: Vicksburg, MS., 1999.

Thorn, K. A.; Kennedy, K. R. 15N NMR Investigation of the Covalent Binding of Reduced TNT Amines to Soil Humic Acid, Model Compounds, and Lignocellulose. Environ. Sci. Technol. 2002, 36, 3787-3796.

Thorn, K. A.; Pennington, J. C.; Hayes, C. A. 15N NMR Investigation of the Reduction and Binding of TNT in an Aerobic Bench Scale Reactor Simulating Windrow Composting. Environ. Sci. Technol. 2002, 36, 3797-3805.   

Pennington, J. C.; Thorn, K. A.; Hayes, C. A.; Porter, B. E.; Kennedy, K. R. “Immobilization of 2,4- and 2,6-Dinitrotoluenes in Soils and Compost,” ERDC/EL TR-03-2, US Army Engineer Research and Development Center, 2003.

Pennington, J. C.; Thorn, K. A.; Cox, L.G.; MacMillan, D. K.;Yost, S.; Laubscher, R. D. “Photochemical Degradation of Composition B and Its Components” ERDC/EL TR-07-16, US Army Corps of Engineers Research and Development Center, 2007.

Thorn, K. A.; Pennington, J. C.; Kennedy, K. R.; Cox, L. G.; Porter, B. E. 15N NMR Study of the immobilization of 2,4-Dinitrotoluene in Aerobic Compost. Environ. Sci. Technol. 2008, 42, 2542-2550.  




My Science Topics

Science Topic
Water Resourcesground-water quality
Water Resourcessurface water quality
Water Resourceswater use
Water Resourceswater quality

My USGS Science Strategy Areas

Understanding Ecosystems & Predicting Ecosystems Change

The Role of Environment and Wildlife in Human Health

Energy & Minerals for America's Future

Environmental Chemistry and Biogeochemistry of Nitrogen

Research Areas:

Application of Nuclear Magnetic Resonance Spectroscopy to Environmental Chemistry, Organic Geochemistry and Biogeochemistry.

Structure and Reactivity of Natural Organic Matter in Soil and Water.

Environmental Chemistry and Remediation of Explosives, Including TNT.

Crude Oil Biodegradation.

Soil Aquifer Treatment of Wastewater.

NMR Characterization of Fossil Fuels.


ACS Powerpoint Presentation: Ultraviolet Irradiation Effects Incorporation of Nitrate and Nitrite Nitrogen into Aquatic Natural Organic Matter

Contact Information

Kevin Thorn
W 6th Ave Kipling St
Lakewood, CO 80225
303-236-3934 - Fax
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