(“+” indicates presenter)

Sung, S., Li+, C. and Khanal, S. K. (2004). Temperature-phased anaerobic digestion (TPAD) for waste treatment and resource recovery. In Proceedings of 7th International Symposium on Building and Urban Environmental Engineering, Tianjin, China.

Li, C., Ho, J. H., Khanal, S.K. and Sung+, S. (2003). Temperature-phased anaerobic digestion (TPAD) of food waste together with wax-coated cardboard. In Proceedings of Asian WaterQual 2003, Bangkok, Thailand.

Sung, S., Khanal, S.K., Chen+, W-H. and Cao, Q. (2003). Bioconversion of sulfide to elemental sulfur in trickling filter. In Proceedings of Asian WaterQual 2003, Bangkok, Thailand.

Sung, S., Khanal+, S. K., Crawford, J. J. and Raskin, L. (2003). Biological hydrogen production from renewable organic waste. In Proceedings of Hydrogen, Fuel Cells and Infrastructure Technologies Program, US Department of Energy-2003 Annual Merit Review, Berkeley, CA, USA.

Duangmanee +, T., Padmasiri, S., Simmons, J. J., Raskin, L., and S. Sung. “Hydrogen production by anaerobic communities exposed to repeated heat treatment.” In CD-ROM Proceedings of Water Environment Federation 75th Annual Conference & Exposition, September 28-October 2, 2002, Chicago, IL.

Sandino+, J., Shimp, G., Santha, H., and S. Sung. “Evaluation of a sequential feeding scheme for temperature-phased anaerobic digestion (TPAD) system treating municipal sludge.” In CD-ROM Proceedings of Water Environment Federation 75th Annual Conference & Exposition, September 28-October 2, 2002, Chicago, IL.

Angenent+, L. T., Sung, S., and L. Raskin. “Methane yield and methanogen levels of ASBR systems treating swine waste: effect of different inocula.” In CD-ROM Proceedings of the VII Latin American Workshop and Symposium on Anaerobic Digestion (LAAD 2002), October 22-25, 2002, Mérida, Yucatán, Mexico.

Duangmanee+, T., Chyi, Y., and S. Sung. “Biohydrogen production in mixed culture anaerobic fermentation.” In CD-ROM Proceedings of the 14th World Hydrogen Energy Conference, June 9-13, 2002, Québec, Canada.

Foulkes +, B., and S. Sung. “Removal of zinc and copper from anaerobically digested swine manure using bioleaching: effects of total solids and sulfur.” In CD-ROM Proceedings of the Water Environmental Federation Animal Residual Conference 2002, May 6-8, 2002, Washington, DC.

Sung+, S., and H. Santha. “Thermophilic digestion to produce Class A biosolids and energy.” In Abstract Proceedings of Renewable Energy From Organics Recycling, October 29-31, 2001, Des Moines, IA.

Angenent +, L. T., Sung, S., and L. Raskin. “Methanogenic population dynamics during startup of a full-scale anaerobic sequencing batch reactor treating swine waste.” In Proceedings of the 9th World Congress Anaerobic Digestion 2001, September 2-6, 2001, Antwerp, Belgium, 365-368 (Part 2).

Sung+, S., and T. Liu. (2001) “Ammonia inhibition on thermophilic aceticlastic methanogens.” In Proceedings of the 9th World Congress Anaerobic Digestion 2001, September 2-6, 2001, Antwerp, Belgium, 401-407 (Part 1).

Angenent+, L. T., Sung, S., and L. Raskin. “Mixing intensity in anaerobic sequencing batch reactor affects reactor performance and microbial community structure.” In Proceedings of the 9th World Congress Anaerobic Digestion 2001, September 2-6, 2001, Antwerp, Belgium, 267-274 (Part 1).

Santha+, H., and S. Sung. “Cattle waste treatment and Class A biosolid production using temperature-phased anaerobic digester.” In Proceedings of Sludge Management Entering the 3rd Millennium -Industrial, Combined, Water and Wastewater Residues, March 25-28, 2001, Taipei, Taiwan, 152-159.

Sung+, S., Liu, T., and W. Chen. “Effect of sodium inhibition in thermophilic anaerobic sequencing batch reactors.” In Proceedings of Sludge Management Entering the 3rd Millennium -Industrial, Combined, Water and Wastewater Residues, March 25-28, 2001, Taipei, Taiwan, 602-609.

Fan +, M., Brown, R. C., Sung, S., and Y. Zhuang. “A process for synthesizing polymeric ferric sulfate using sulfur dioxide from coal combustion.” In CD-ROM Proceedings of the 7th Annual International Pittsburgh Coal Conference, September 11-15, 2001, Pittsburgh, PA.

Santha+, H., and S. Sung. “Valuable byproducts recovery from cattle wastes using temperature-phased anaerobic digestion process.” In CD-ROM Proceedings of the Joint Residuals and Biosolids Management Conference, Water Environment Federation, February 21-24, 2001, San Diego, CA.

Shang+, Y., and S. Sung. “Thermo-meso two-stage anaerobic digestion system application: laboratory, pilot and full-scale operations for primary, secondary sewage sludge and organic fraction of municipal solid wastes.” In CD-ROM Proceedings of the Joint Residuals and Biosolids Management Conference, Water Environment Federation, February 21-24, 2001, San Diego, CA.

Santha+, H., and S. Sung. “Temperature-phased anaerobic digestion (TPAD): an innovative bioconversion process, biotechnology: adding value and reducing waste.” In Abstract Proceedings of the Iowa Biotechnology Byproducts Consortium, September 26, 2000, Cedar Rapids, IA.

Van Ginkel+, S., Lay, J. J., and S. Sung. “Biohydrogen production optimization using variable natural inocula.” In CD-ROM Proceedings of the Water Environment Federation 73rd Annual Conference, October 14-18, 2000, Anaheim, CA.

Angenent +, L. T., Banik, G. C. and S. Sung. “Psychrophilic anaerobic pretreatment of low-strength wastewater using AMBR.” In CD-ROM Proceedings of the Water Environment Federation 73rd Annual Conference, October 14-18, 2000, Anaheim, CA.

Schafer+, P., Ekola, T., Krugal, S. and S. Sung. “Project Development for Temperature Phased Anaerobic Digestion at Western lake Superior Sanitary District.” In CD-ROM Proceedings of the Water Environment Federation 14th Annual Residual and Biosolids Management Conference, February 27-29, 2000 Boston, MA.

Shang +, Y., and S. Sung. “Temperature-phased anaerobic digestion of cellulose.” In CD-ROM Proceedings of the Water Environment Federation 72nd Annual Conference, October 9-13, 1999, New Orleans, LA.

Chao+, S. M., Ellis, T. G., Sung, S., and T. L. Ekola. “Pilot study on temperature-phased anaerobic digestion (TPAD) of waste-activated sludge from pulp and paper wastewater treatment.” In CD-ROM Proceedings of the Water Environment Federation 72nd Annual Conference, October 9-13, 1999, New Orleans, LA.

Angenent +, L. T., Sung, S., and L. Raskin. “Phosphorus removal and recovery from the effluent of an anaerobic sequencing batch reactor treating swine waste.” In CD-ROM Proceedings of the 54th Purdue Industrial Waste Conference, June 27-30, 1999, Purdue University, Indianapolis, Indiana.

Sung+, S. “Temperature-phased anaerobic digestion (TPAD) of biosolids.” In Abstract Proceedings of the 43rd Great Plains Waste Management Conference, March 24-25, 1999, Omaha, NE.

Yong +, P., Christopherson, J., Ellis, T. G., and S. Sung. “Pilot-scale treatment of swine manure using the anaerobic sequencing batch reactor (ASBR).” Paper presented at the Manure Management Conference ’99, June 22-25, 1999, Saskatoon, Saskatchewan, Canada.

Angenent +, L. T., Sung, S., and L. Raskin,. “Phosphorus removal and recovery from swine waste: results of pretreatment with ASBRs.” In CD-ROM of the Water Environment Federation Animal Residuals Management Conference, November 14-16, 1999, Crystal City, VA.

Angenent +, L. T., Mau, M., Zheng, D., Sung, S., and L. Raskin. “Microbial structure of granules and Methanosaeta fibers in anaerobic migrating blanket reactors.” In Proceedings of the IAWQ/IWA Conference on Biofilm Systems, October 17-20, New York, NY.

Chao+, S.-M., and Sung, S. “Pilot study on temperature-phased anaerobic digestion (TPAD) of waste-activated sludge from pulp and paper wastewater.” In Abstract Proceedings of Getting Value from Ag Biotechnology, 1999 Biotechnology Byproducts Symposium, March 4-5, 1999, Des Moines, IA.

Chyi+, M. Y., Rockwell, M. D., and S. Sung. “An aerobic pretreatment of industrial wastewater as a means for existing treatment plant expansion.” In Proceedings of the Water Environment Federation 71st Annual Conference, October 3-7, 1998, Orlando, FL.

Zheng+, D., Angenent, L. T., Sung, S., and L. Raskin. “Microbial community structure in an anaerobic migrating blanket reactor.” In Abstracts Proceedings of the 8th International Symposium on Microbial Ecology, August 9-14, 1998, Halifax, NS, Canada.

Zheng+, D., Angenent, L. T., Sung, S., and L. Raskin. “Microbial population dynamics in wastewater treatment systems.” In Proceedings of Environmental Horizons - the Environmental Council, April 21, 1998, Urbana, IL, 15-20.

Shang +, Y., and S. Sung. “Comparison of temperature-phased and two-phase anaerobic digestion of cellulose.” In Proceedings of the Water Environment Federation 71st Annual Conference, October 3-7, 1998, Orlando, FL, 431-442.

Angenent +, L. T., Sung, S., and R. R. Dague. “Start-up and granulation of the anaerobic migrating blanket reactor (AMBR).” In Proceedings of the Water Environment Federation 70th Annual Conference, October 18-22, 1997, Chicago, IL, 113-124 (Part 1).

Schmit +, C. G., Redla, V. K., and S. Sung. “Nitrate effect on the anaerobic sequencing batch reactor treating swine wastes.” In Proceedings of the 29th Mid-Atlantic Industrial and Hazardous Waste Conference, July 14-16, 1997, Roanoke, VA.

Troyer, S. J., Ellis, T. G., Sung+, S., and R. R. Dague. “Effect of ammonia inhibition on the anaerobic sequencing batch reactor.” In Proceedings of the 29th Mid-Atlantic Industrial and Hazardous Waste Conference, July 14-16, 1997, Roanoke, VA.

Han, Y., Sung, S., and R. R. Dague. “Temperature-phased anaerobic digestion of wastewater sludges.” In Proceedings of 8th International Conference on Anaerobic Digestion, May 25-29, Sendai, Japan, 340-347.

Morris +, D., Sung, S., and R. R. Dague. “ASBR treatment of beef slaughterhouse wastewater.” In Proceedings of the 52nd Purdue Industrial Waste Conference, May 5-7, 1997, Purdue University, West Lafayette, IN.

Sung+, S. “A review of biological treatment processes on swine wastes.” In Proceedings of the EMI Swine Waste Conference, sponsored by the Environmental Exchange Program, US EPA, August 6-7, 1996, Chicago, IL.

Sung+, S. “Anaerobic sequencing batch reactor treatment of agriculture wastes.” Presented at the Anaerobic Digesters Conference, sponsored by the Minnesota Agricultural Experiment Station, July 24, 1996, Olivia, MN.

Sung+, S., and R. R. Dague. “Design model for anaerobic sequencing batch reactor.” In Proceedings of the Water Environment Federation 69th Annual Conference, October 5-9, 1996, Dallas, TX, 647-656.

Yin +, Y., Zhang, R., Sung, S., and R. R. Dague. “Anaerobic sequencing batch reactor treatment of swine manure.” In Proceedings of the 51st Purdue Industrial Waste Conference, May 6-8, 1996, Purdue University, West Lafayette, IN, 315-322.

Ellis, T. G., Schmit +, C. G. and S. Sung. “ASBR/SBR system for swine waste reduction, renewable production, and odor control.” Presented at the Animal Production Systems, Nutrients Use, and Odor Control Symposium, December 10, 1996, Iowa State University, Ames, IA.

Sung+, S., and R. R. Dague. “Fundamental principles of the anaerobic sequencing batch reactor process.” In Proceedings of the 47th Purdue Industrial Waste Conference, May 11-13, 1992, Purdue University, West Lafayette, IN, 393-408.

Dague+, R. R., and S. Sung. “Bioconversion of industrial and agricultural wastes by an anaerobic sequencing batch reactor.” In Proceedings of the 16th Annual Energy from Biomass and Waste Conference, 1992, Orlando, FL.

Sung+, S., and R. R. Dague. “Laboratory studies on the anaerobic sequencing batch reactor.” In Proceedings of the Water Environment Federation 65th Annual Conference, September 20-24, 1992, New Orleans, LA.

Harris+, W. L., Wirtz, R. A., and S. Sung. “Anaerobic filter treatment of furfural byproduct wastewater.” In Proceedings of the 46th Purdue Industrial Waste Conference, May 15-16, 1991, Purdue University, West Lafayette, IN, 689-696.