Publications

1993
M. W. Fitch, Graham, D. W., Arnold, R. G., Agarwal, S. K., Phelps, P., and Speitel Jr, G. E., “Phenotypic Characterization of Copper-Resistant Mutants of Methylosinus trichosporium OB3b,” Applied and Environmental Microbiology, vol. 59, pp. 2771-2776, 1993.
1992
P. Phelps, Agarwal, S., Speitel Jr, G. E., and Georgiou, G., “Methylosinus trichosporium OB3b Mutants Having Constitutive Expression of Soluble Methane Monooxygenase in the Presence and Absence of High Levels of Copper,” Applied and Environmental Microbiology, vol. 58, no. 11, pp. 3701-3708, 1992.
G. E. Speitel Jr and Leonard, J. M., “A Sequencing Biofilm Reactor for the Treatment of Chlorinated Solvents Using Methanotrophs,” Water Environment Research, vol. 64, no. 5, pp. 712-719, 1992.
1991
G. E. Speitel Jr and Alley Jr, E. R., “Bioremediation of Unsaturated Soils Contaminated with Chlorinated Solvents,” Journal of Hazardous Materials, vol. 28, pp. 81–90, 1991.
G. E. Speitel Jr and Closmann, F. B., “Chlorinated Solvent Biodegradation by Methanotrophs in Unsaturated Soils,” Journal of Environmental Engineering, American Society of Civil Engineers, vol. 117, no. 5, pp. 541-558, 1991.
C. J. Lu and Speitel Jr, G. E., “Effect of Natural Organic Matter on Biodegradation of a Recalcitrant Synthetic Organic Chemical,” Journal American Water Works Association, vol. 83, no. 2, pp. 56-61, 1991.
1990
G. E. Speitel Jr and Zhu, X. J., “Sensitivity Analyses of Biodegradation/Adsorption Models,” Journal of Environmental Engineering, American Society of Civil Engineers, vol. 116, no. 1, pp. 32-48, 1990.
1989
G. E. Speitel Jr, Lu, C. J., Turakhia, M. H., and Zhu, X. J., “Biodegradation and Adsorption of a Bisolute Mixture in GAC Columns,” Journal Water Pollution Control Federation, vol. 61, no. 2, pp. 221-229, 1989.
G. E. Speitel Jr, Lu, C. J., and Turakhia, M. H., “Biodegradation of Trace Concentrations of Substituted Phenols in GAC Columns,” Environmental Science and Technology, vol. 23, no. 1, pp. 68–74, 1989.
G. E. Speitel Jr, Turakhia, M. H., and Lu, C. J., “Initiation of Micropollutant Biodegradation in Virgin GAC Columns,” Journal American Water Works Association, vol. 81, no. 4, pp. 221-229, 1989.
1988
G. E. Speitel Jr, Lu, C. J., and Turakhia, M. H., “Biodegradation of Synthetic Organic Chemicals in GAC Beds,” Water Science and Technology, vol. 20, pp. 463-465, 1988.
G. E. Speitel Jr and DiGiano, F. A., “Determination of Microbial Kinetic Coefficients through Measurement of Initial Rates by Radiochemical Techniques,” Water Research, vol. 22, no. 7, pp. 829-835, 1988.
1987
G. E. Speitel Jr, “Biofilm Shearing under Dynamic Conditions,” Journal of Environmental Engineering American Society of Civil Engineers, vol. 113, no. 3, pp. 464-475, 1987.
G. E. Speitel Jr and DiGiano, F. A., “The Bioregeneration of GAC Used to Treat Micropollutants,” Journal American Water Works Association, vol. 79, no. 1, pp. 64-73, 1987.
G. E. Speitel Jr, Dovantzis, K., and DiGiano, F. A., “Mathematical Modeling of Bioregeneration in GAC Columns,” Journal of Environmental Engineering, American Society of Civil Engineers, vol. 113, no. 1, pp. 32-48, 1987.
1985
G. E. Speitel Jr and DiGiano, F. A., “Bioregeneration at Micropollutant Concentrations in GAC Columns,” Proceedings of American Water Works Association Annual Conference. American Water Works Association, Washington, DC, pp. 981-1005, 1985.
1984
F. A. DiGiano, Dovantzis, K., and Speitel Jr, G. E., “Influence of Adsorption on Biofilm Development,” Proceedings of Environmental Engineering Specialty Conference. American Society of Civil Engineers, Los Angeles, CA, pp. 382-393, 1984.
1983
J. G. E. Speitel and DiGiano, F. A., “Interpretation of Microbial Kinetics in Adsorptive Systems at Low Substrate Concentrations,” Proceedings of American Water Works Association Annual Conference. Las Vegas, NV, pp. 487-502, 1983.
1982
G. E. Speitel Jr and Hughes, M. M., “Considerations in Modeling Activated Sludge Process,” Journal of the Environmental Engineering Division, American Society of Civil Engineers, vol. 108, no. 5, pp. 990-1002, 1982.
1981
G. E. Speitel Jr and Okun, D. A., “Application of Advanced Technology for Potable Water Supplies in North Carolina,” North Carolina Water Resources Research Institute, 1981.

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