CEE Faculty Profile

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Spyros G. Pavlostathis

Professor

Presentations

  1. Pavlostathis, S. G. Anaerobic Co-Digestion of Municipal Sludge and High-Strength Waste: A Path to Net-Zero Energy or Net Energy Production? School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA, September 2012.
  2. Pavlostathis, S. G. Anaerobic Co-Digestion of Municipal Sludge and High-Strength Waste: A Path to Net-Zero Energy or Net Energy Production? Department of Civil Engineering, The City College of New York, New York, NY, February 2012
  3. Sun, P., S. Doydora, M. Cabrera, A. Thompson, C-H. Huang, and S. G. Pavlostathis. Biotransformation of Ionophore Veterinary Antibiotics in Poultry Litter-Water-Soil System. Abstract and oral presentation, the 243rd ACS National Meeting, San Diego, CA, March 2012.
  4. Sun, P., H. Yao, S. G. Pavlostathis, and C.-H. Huang. Hydrolytic and Photolytic Transformation of Ionophore Antibiotics in the Environment. Abstract and oral presentation, the 243rd ACS National Meeting, San Diego, CA, March 2012.
  5. Oh S., M. Tandukar, U. Tezel, S. G. Pavlostathis, and K. T. Konstantinidis. Metagenomic Insights into the Microbial Communities Exposed to Benzalkonium Chlorides: Induction of Antibiotic Resistance. 8th International Conference on Bioinformatics, Atlanta, Georgia, November 2011.
  6. Sun, P., H. Yao, S. G. Pavlostathis, and C.-H. Huang. Environmental Abiotic Degradation of Ionophore Antibiotics. Abstract and poster presentation, the AEESP Conference, Tampa, FL, July 2011.
  7. Oh, S., D. Tsementzi, M. Tandukar, U. Tezel, S. G. Pavlostathis, and K. T. Konstantinidis. Metagenomic Insights Into Disinfectant-induced Antibiotic Resistance: The Case of Quaternary Ammonium Compounds (QACs). 111th General Meeting, American Society for Microbiology, New Orleans, Louisiana, May 2011.
  8. Giles, H., S. Banerjee, and S. G. Pavlostathis. Fate and Degradation of Sterols in Pulp Mill Wastewater Treatment Systems. Association of Environmental Engineers and Scientists Symposium, Georgia Institute of Technology, Atlanta, GA, April 2011 (poster).
  9. Misiti, T., U. Tezel, and S. G. Pavlostathis. Aerobic Biotransformation of Naphthenic Acids. Association of Environmental Engineers and Scientists Symposium, Georgia Institute of Technology, Atlanta, GA, April 2011 (poster).
  10. Sun, P., S. G. Pavlostathis, M. Cabrera, A. Thompson, C.-H. Huang. Quantification and Transformation Evaluation for Ionophore Antibiotics in Water, Soil and Poultry Litter. 241st ACS National Meeting, Anaheim, CA, March 2011.
  11. Pavlostathis, S. G. Environmental Biotechnology and Bioprocess Engineering – Recent Research Activities. Hunan Yonker Environmental Protection Group, Changsha, Hunan, China, January 2011.
  12. Tezel, U., and S. G. Pavlostathis. Fate and Biotransformation of Quaternary Ammonium Compounds in Biological Treatment Processes. 83rd Annual Water Environment Federation Technical Exhibition and Conference (WEFTEC 2010), New Orleans, LA, October 2010.
  13. Pavlostathis, S. G. Environmental Biotechnology and Bioprocess Engineering – Recent Research Activities. MACTEC, Marietta, GA, October 2010.
  14. Pavlostathis, S. G. Biogas Generation by Anaerobic Digestion – Principles and Case Studies, Columbus Water Works, Columbus, GA, September 2010.
  15. Tezel, U., and S. G. Pavlostathis. Quantitative Structure Activity Relationships (QSAR) for Determining the Mobility and Toxicity of Quaternary Ammonium Compounds. ACS 240th National Meeting, Division of Environmental Chemistry, Boston, MA, August 2010.
  16. Tezel, U., T. Misiti, D. Bostwick, C. Sullards, and S. G. Pavlostathis. Three-tier Methodology for Quantification and Characterization of Naphthenic Acids in Aqueous Solutions. ACS 240th National Meeting, Division of Fuel Chemistry, Boston, MA, August 2010.
  17. Misiti, T., N. Sullivan, U. Tezel, M. Tandukar, and S. G. Pavlostathis. Biodegradation Potential of Naphthenic Acids under Different Electron Accepting Conditions. Association of Environmental Engineers and Scientists Symposium, Georgia Institute of Technology, Atlanta, GA, April 2010 (poster).
  18. Misiti, T. and S. G. Pavlostathis. Groundwater Nitrate Reduction in a Simulated Free Water Surface Wetland System. Industrial Conference & Expo, Georgia Association of Water Professionals, Callaway Gardens, Pine Mountain, GA, March 2010.
  19. Hajaya, M. G., M. G., J. A. Pierson, and S. G. Pavlostathis. Assessment of Biological Nitrogen Removal in Poultry Processing Facilities. Industrial Conference & Expo, Georgia Association of Water Professionals, Callaway Gardens, Pine Mountain, GA, March 2010.
  20. Pavlostathis, S. G. Biogas Generation by Anaerobic Digestion. Workshop: Sustainable Solutions for Utilities to Address Carbon Footprint and Resource Recovery. 82nd Annual Water Environment Federation Technical Exhibition and Conference (WEFTEC 2009), Orlando, FL, October 2009 (Invited speaker).
  21. Tezel, U., R. Martinez, M. Tandukar, P. A. Sobecky, and S. G. Pavlostathis. Biotransformation of Benzalkonium Chloride by a Mixed Heterotrophic Culture under Oxic and Anoxic Conditions. 109th General Meeting, American Society for Microbiology, Philadelphia, PA, May 2009 (poster).
  22. Pavlostathis, S. G. Fate and Biotransformation of Quaternary Ammonium Compounds in Biological Treatment Systems, Department of Microbiology and Environmental Change Institute, National University of Ireland, Galway, Ireland, May 2009.
  23. Pavlostathis, S. G. Stoichiometry and Energetics of Microbial Processes. Department of Microbiology, National University of Ireland, Galway, Ireland, July 2009 (Lecture).
  24. Pavlostathis, S. G. Kinetics of Microbial Growth and Substrate Utilization. Department of Microbiology, National University of Ireland, Galway, Ireland, August 2009 (Lecture).
  25. Pavlostathis, S. G. Continuous Culture Processes. Department of Microbiology, National University of Ireland, Galway, Ireland, August 2009 (Lecture).
  26. Pavlostathis, S. G. Fate and Biotransformation of Quaternary Ammonium Compounds in Biological Treatment Systems. School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA, November 2009.
  27. Li, K., U. Tezel, J. A. Pierson, and S. G. Pavlostathis. Effect of Quaternary Ammonium Compounds and Temperature on Nitrification. US Poultry & Egg Association - 2008 Environmental Management Seminar, Atlanta, GA, March 2008.
  28. Tezel U., and S. G. Pavlostathis. Biotransformation of Quaternary Ammonium Compounds. Carl E. Kindsvater Symposium, Georgia ASCE Environmental and Water Resources Group, Georgia Institute of Technology, Atlanta, GA, March 2008 (poster).
  29. Pavlostathis, S. G. Environmental Biotechnology and Bioprocesses - Recent Research Activities. Malcolm Pirnie, Atlanta, GA, April 2008.
  30. Pavlostathis, S. G. Fate and Biotransformation of Quaternary Ammonium Compounds in Biological Treatment Processes. ConocoPhillips, Bartlesville, OK, May 2008.
  31. Pavlostathis, S. G. Toxicity: Antioxidants and Antimicrobials in Anaerobic Systems. Anaerobic Treatment of High-Strength Industrial Wastes, Marquette University, Milwaukee, WI, September 2008 (Short course).
  32. Pavlostathis, S. G. Co-Digestion of Fat, Oil and Grease for Increased Methane Production. Anaerobic Treatment of High-Strength Industrial Wastes, Marquette University, Milwaukee, WI, September 2008 (Short course).
  33. Pavlostathis, S. G. Basics of Anaerobic Digestion. Annual Conference and Exposition, Georgia Association of Water Professionals, Savannah, GA, July 2007 (Invited speaker).
  34. Pavlostathis, S. G. Environmental Biotechnology and Bioprocesses - Recent Research Activities. Earth Tech, Roswell, GA, October 2007.
  35. Pavlostathis, S. G. Microbial Reductive Transformation of Pentachloronitrobenzene. Earth Tech, Roswell, GA, December 2007.
  36. Pavlostathis, S. G. Environmental Bioremediation: Case Study – Microbial Reductive Transformation of Pentachloronitrobenzene. Agricultural University of Athens, Greece, May 2007 (lecture).
  37. Pavlostathis, S. G. Integrated Removal of Nitrate and Carbon in Anaerobic Digestion Systems – Operational and Modeling Challenges. Shanghai Jiao-Tong University, Shanghai, China, May 2006.
  38. Okutman-Tas, D, and S. G. Pavlostathis. Microbial Reductive Transformation of Pentachloronitrobenzene: Temperature and pH Effect. ACS 231th National Meeting, Atlanta, GA, March 2006.
  39. Epolito, W. J., L. A. Bottomley, and S. G. Pavlostathis. Reaction Kinetics and Mechanism of Zero-valent Iron Reductive Transformation of the Anthraquinone Dye Reactive Blue 4. ACS 231th National Meeting, Atlanta, GA, March 2006.
  40. Ko, R. D., O. Braide, J. F. Parker, L. A. Bottomley, and S. G. Pavlostathis. Electrooxidative Decolorization of Reactive Textile Dyes. ACS 231th National Meeting, Atlanta, GA, March 2006.
  41. Tezel, U., J. A. Pierson, and S. G. Pavlostathis. Effect of Polyelectrolytes and Quaternary Ammonium Sanitizers on the Anaerobic Biological Treatment of Poultry Processing Wastewater. Industrial Conference & Expo, Georgia Association of Water Professionals, Atlanta, GA, March 2006.
  42. Tugtas, A. E., and S. G. Pavlostathis. Effect of Nitrate Reduction on the Anaerobic Digestion Process. Industrial Conference & Expo, Georgia Association of Water Professionals, Atlanta, GA, March 2006.
  43. Song, C. K., P. Bhaumik, S. Arai, L. A. Bottomley, M. J. Kramarz, J. Bartling, S. G. Pavlostathis, and S. Michielsen. Photochemical Decolorization of Textile Dyes. ACS 231th National Meeting, Atlanta, GA, March 2006.
  44. Okutman-Tas, D., and S. G. Pavlostathis. Microbial Transformation of Pentachloronitrobenzene under Nitrate Reducing Conditions. Environmental Systems Microbiology Symposium, Atlanta, GA, March 2006 (poster).
  45. Tugtas, A. E., and S. G. Pavlostathis. Effect of Sulfide on Nitrate Reduction in a Mixed Methanogenic Culture. Environmental Systems Microbiology Symposium, Atlanta, GA, March 2006 (poster).
  46. Tezel, U., and S. G. Pavlostathis. Effect of Quaternary Ammonium Compounds on the Methanogenic/Fermentative Activity in a Mixed Methanogenic Culture. Environmental Systems Microbiology Symposium, Atlanta, GA, March 2006 (poster).
  47. Barker, K., A. G. Davis, A. Bryant, R. Ko, S. Hoy, N. Ives, S. G. Pavlostathis, and L. A. Bottomley. Electrochemical Decolorization of Textile Dyebath Solutions. 58th Southeast Regional Meeting of the American Chemical Society (SERMACS 2006), Augusta, GA, November 2006.
  48. Bottomley, L. A., and S. G. Pavlostathis. Decolorizing and Detoxifying Textile Plant Effluents with Cavitation. CCACTI Textile Mid-Year Research Forum, Atlanta, GA, January 2005.
  49. Tezel, U., J. A. Pierson, and S. G. Pavlostathis. Assessing the Impact of Quaternary Ammonium Compounds on Anaerobic Biological Systems. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2005.
  50. Yang, H., W. J. Epolito, L. A. Bottomley, and S. G. Pavlostathis. Zero-Valent Iron Decolorization of the Anthraquinone Textile Dye Reactive Blue 4 and Biodegradation Assessment of its Decolorization Products. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2005.
  51. Okutman-Tas, D., and S. G. Pavlostathis. Microbial Transformation of Pentachloronitrobenzene under Nitrate Reducing Conditions. 105th General Meeting, American Society for Microbiology, Atlanta, GA, June 2005.
  52. Tugtas, A. E., and S. G. Pavlostathis. Sulfide Exacerbates the Inhibitory Effect of Nitrate Reduction on Methanogenesis. 105th General Meeting, American Society for Microbiology, Atlanta, GA, June 2005.
  53. Okutman Tas, D. and S. G. Pavlostathis. Microbial Reductive Transformation of Pentachloronitrobenzene (PCNB) - Temperature Effect on Dechlorination. Quadrangle Conference on Environmental Science and Engineering, Atlanta, GA, USA, April, 2005.
  54. Epolito, W. J., S. G. Pavlostathis, and L. A. Bottomley. Zero-Valent Iron Decolorization of Textile Anthraquinone Dyes. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2004.
  55. Lee, Y. H., L. A. Bottomley, and S. G. Pavlostathis. Biological Decolorization and Reuse of Textile Reactive Anthraquinone Dyebaths. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2003.
  56. Matthews, R. D., L. A. Bottomley, and S. G. Pavlostathis. Transformation and Decolorization of Reactive Phthalocyanine Textile Dyes by Palladium-Catalyzed H2 Reduction. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2003.
  57. Shah, A., J. A. Pierson, and S. G. Pavlostathis. Fate and Effect of the Antioxidant Ethoxyquin on an Anaerobic Treatment Process. Industrial Pollution Control Conference & Expo, Georgia Water & Pollution Control Association, Atlanta, GA, March 2003.
  58. Ebner, J. L., R. D. Matthews, S. G. Pavlostathis, and L. A. Bottomley. Decolorization of Reactive Textile Dyes Using Ozone: Reaction Kinetics and Product Formation. AIChE Southern Conference Convention, Melbourne, FL, March 2003.
  59. Ebner, J. L., R. D. Matthews, L. A. Bottomley, and S. G. Pavlostathis. Sonication vs. Ozonation for the Decolorization of Reactive Phthalocyanine Textile Dyes: Effectiveness, Product Formation and Toxicity. 55th Southeast Regional Meeting of the American Chemical Society (SERMACS 2003), Atlanta, GA, November 2003.
  60. Epolito, W. J., S. G. Pavlostathis, and L. A. Bottomley. Zero-Valent Iron Reductive Transformation of the Anthraquinone Dye Reactive Blue 4. 55th Southeast Regional Meeting of the American Chemical Society (SERMACS 2003), Atlanta, GA, November 2003.
  61. Froelich, P. N., S. I. Rubin-Mason, and S. G. Pavlostathis. Origin of Methylated Germanium Compounds in Anoxic Environments. 55th Southeast Regional Meeting of the American Chemical Society (SERMACS 2003), Atlanta, GA, November 2003.
  62. Pavlostathis, S. G. Microbial Reduction and Decolorization of Textile Dyes. Department of Civil Engineering, Auburn University, Auburn, AL, March 2003.
  63. Pavlostathis, S. G. Microbial Kinetics and Continuous-flow Biological Processes. School of Biological and Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, UK, June 2003 (Lecture).
  64. Filaski, K., Y. H. Lee, J. Parker, L. A. Bottomley, and S. G. Pavlostathis. Decolorization of Reactive Anthraquinone Textile Dyes. 54th Southeast Regional Meeting of the American Chemical Society (SERMACS 2002), Charleston, SC, November 2002.
  65. Lee, Y. H., and S. G. Pavlostathis. Reuse of Textile Reactive Azo Dyebaths Following Biological Decolorization. Industrial Pollution Control Conference, Georgia Water & Pollution Control Association, Atlanta, GA, March 2002.
  66. Pavlostathis, S. G., Y. H. Lee, R. D. Matthews, and W. C. Tincher. 2001. Biological Decolorization and Reuse of Spent Reactive Dyebaths. CCACTI Textile Mid-Year Research Forum, Atlanta, GA, January 2002.
  67. Matthews, R. D., and S. G. Pavlostathis. Decolorization of Reactive Phthalocyanine Textile Dyes and Dyebaths by Sonication. Industrial Pollution Control Conference, Georgia Water & Pollution Control Association, Atlanta, GA, March 2002.
  68. Matthews, R. D., J. L. Ebner, T. Aiyejorun, L. A. Bottomley, and S. G. Pavlostathis. Decolorization of Reactive Phthalocyanine Textile Dyes by Sonication and Ozonation. 54th Southeast Regional Meeting of the American Chemical Society (SERMACS 2002), Charleston, SC, November 2002.
  69. Pavlostathis, S. G. Biotransformation of Xenobiotic Compounds. School of Biological and Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, UK, Summer 2002 (Six lectures).
  70. Pavlostathis, S. G., Y. H. Lee, R. D. Matthews, and W. C. Tincher. Biological Decolorization and Reuse of Spent Reactive Dyebaths.AATCC Southeastern Section Winter Meeting, The University of Georgia, Athens, GA, January 2001 (Invited speaker)
  71. Pavlostathis, S. G., Y. H. Lee, R. D. Matthews, and W. C. Tincher. Biological Decolorization and Reuse of Spent Reactive Dyebaths. CCACTI Textile Mid-Year Research Forum, Atlanta, GA, January 2001.
  72. Pavlostathis, S. G. Bioenergetics and Stoichiometry of Microbial Processes. Department of Environmental Engineering, Middle East Technical University, Ankara, Turkey, April 2001 (Short course).
  73. Pavlostathis, S. G. Anaerobic Biotechnology. Department of Environmental Engineering, Middle East Technical University, Ankara, Turkey, April 2001 (Short course).
  74. Pavlostathis, S. G. Bioavailability and Microbial Reductive Dechlorination of Chlorinated Benzenes in Contaminated Estuarine Sediments. Department of Environmental Engineering, Middle East Technical University, Ankara, Turkey, April 2001.
  75. Pavlostathis, S. G. Modeling of Anaerobic Biotransformation of Xenobiotic Compounds: Recent Developments and Future Research Needs. Departments of Chemical & Biochemical Engineering and Environmental Sciences, Rutgers - The State University of New Jersey, Piscataway, NJ, May 2001.
  76. Pavlostathis, S. G. Biological Processes: Microbial Kinetics and Bioenergetics. School of Environmental Engineering, Stavanger University College, Stavanger, Norway, September 2001 (Short course).
  77. Pavlostathis, S. G. Anaerobic Biological Processes. School of Environmental Engineering, Stavanger University College, Stavanger, Norway, September 2001 (Short course).
  78. Pavlostathis, S. G. Bioavailability and Microbial Reductive Dechlorination of Chlorinated Benzenes in Contaminated Estuarine Sediments. Department of Environmental Engineering, Norwegian Geotechnical Institute, Oslo, Norway, September 2001.
  79. Pavlostathis, S. G., M. I. Beydilli, Y. H. Lee, R. D. Matthews, and W. C. Tincher. Biological Decolorization and Reuse of Spent Reactive Dyebaths. CCACTI Textile Mid-Year Research Forum, January 2000.
  80. Beydilli, M. I., D. Corner, S. G. Pavlostathis, and W. Tincher. Biological Decolorization and Reuse of Reactive Textile Dyebaths. Industrial Pollution Control Conference, Georgia Water & Pollution Control Association, Atlanta, GA, February 2000.
  81. Pavlostathis, S. G. Historical Development in the Modeling of Activated Sludge Digestion. Department of Environmental Technology, Wageningen University, Wageningen, The Netherlands, February 2000 (Lecture).
  82. Pavlostathis, S. G. Biological Processes: Microbial Kinetics and Bioenergetics. School of Environmental Engineering, Stavanger University College, Stavanger, Norway, March 2000 (Short course).
  83. Pavlostathis, S. G. Anaerobic Biological Processes. School of Environmental Engineering, Stavanger University College, Stavanger, Norway, March 2000 (Short course).
  84. Pavlostathis, S. G. Bioenergetics, Stoichiometry and Kinetics of Biological Processes. Departments of Microbiology and Environmental Technology, Wageningen University, Wageningen, The Netherlands, April 2000 (Lecture).
  85. Pavlostathis, S. G. Bioenergetics and Stoichiometry of Microbial Processes. Department of Bioengineering, Catholic University of Louvain, Louvain la Neuve, Belgium, May 2000 (Lecture).
  86. Pavlostathis, S. G. Effect of Nonionic Polysorbate Surfactants on the Bioavailability and Reductive Dechlorination of Hexachlorobenzene Sorbed to Contaminated Sediments. Department of Bioengineering, Catholic University of Louvain, Louvain la Neuve, Belgium, May 2000.
  87. Pavlostathis, S. G. Contaminant Bioavailability, Microbial Reductive Dehalogenation, and Surfactant Use. Microbiology Laboratory, Wageningen University, Wageningen, The Netherlands, May 2000.
  88. Pavlostathis, S. G., W. C. Tincher, I. M. Beydilli and D. Corner. Biological Renovation and Reuse of Spent Reactive Dyebaths. 7th National Textile Center Annual Forum, Myrtle Beach, SC, January 1999.
  89. Booker, R. S., M. T. Prytula, and S. G. Pavlostathis. Bioavailability and Biotransformation of Hexachloro-1,3-butadiene in Contaminated Sediment-Derived Anaerobic Systems. SETAC 20th Annual Meeting, Philadelphia, PA, November 1999.
  90. Karagunduz, A., C. Martin, D. H. Yeh, S. G. Pavlostathis and K. D. Pennell. Effects of Tween Surfactants on the Availability of Hexachlorobenzene in a Contaminated Soil. SETAC 20th Annual Meeting, Philadelphia, PA, November 1999.
  91. Pavlostathis, S. G. Anaerobic Environmental Biotechnology. Department of Chemical Engineering, University of Patras, Patras, Greece, May 1999 (Short course).
  92. Pavlostathis, S. G. Microbial Reductive Dehalogenation: Potential and Limitations for In-Situ Subsurface Bioremediation. Department of Environmental Engineering, Technical University of Crete, Chania, Greece, June 1999.
  93. Pavlostathis, S. G. Bioavailability and Microbial Reductive Dehalogenation of Sediment-Associated Chlorinated Benzenes. U. S. EPA/National Exposure Research Laboratory, Athens, GA March 1998 (Invited speaker).
  94. Beydilli, I., E. Fontenot, S. G. Pavlostathis and W. Tincher. Biological Renovation and Reuse of Spent Reactive Dyebaths. 6th Annual National Textile Center Forum, Panama City, FL, January 1998.
  95. Yeh, D. H. and S. G. Pavlostathis. Methanogenesis and Reductive Dechlorination of Hexachlorobenzene in the Presence of Nonionic Surfactants. Environmental Engineering Quadrangle Conference, University of North Carolina, Chapel Hill, February 1998.
  96. Prytula, M., R. Booker and S. G. Pavlostathis. Bioavailability of Hexachloro-1,3-butadiene in Contaminated Estuarine Sediments for Microbial Reductive Dechlorination. Spring National Meeting, American Institute of Chemical Engineers, New Orleans, LA, March 1998 (Invited speaker).
  97. Yeh, D. H. and S. G. Pavlostathis. Simultaneous Biodegradation of Tween Surfactants and Reductive Dechlorination of Hexachlorobenzene. 98th General Meeting, American Society for Microbiology, Atlanta, GA, May 1998.
  98. Booker, R. and S. G. Pavlostathis. Characterization of a Mixed Methanogenic Enrichment that Reductively Dechlorinates Hexachloro-1,3-butadiene. 98th General Meeting, American Society for Microbiology, Atlanta, GA, May 1998.
  99. Pavlostathis, S. G. and S-K. Maeng. Fate and Effect of Silver Compounds on the Anaerobic Digestion Process. SETAC 19th Annual Meeting, Charlotte, NC, November 1998.
  100. Beydilli, M. I., S. G. Pavlostathis and W. C. Tincher. Decolorization of Reactive Azo Red 2 Under Various Redox Conditions. SETAC 19th Annual Meeting, Charlotte, NC, November 1998.
  101. Beydilli, I., S. G. Pavlostathis and W. Tincher. Biological Renovation and Reuse of Spent Reactive Dyebaths. 5th Annual National Textile Center Forum, Myrtle Beach, SC, January 1997.
  102. Booker, R. and S. G. Pavlostathis. Microbial Reductive Dechlorination of Hexachloro-1,3-butadiene. Environmental Engineering Quadrangle Conference, Clemson University, Clemson, SC, February 1997.
  103. Pavlostathis, S. G. Reductive Biotransformation Processes. Georgia Water & Pollution Control Association - Laboratory Symposium, Augusta, GA, June 1997 (Keynote speaker).
  104. Pavlostathis, S. G. Biotransformation Potential and Limitations of Anaerobic Processes. International Symposium on the Olive's Wastes, Kalamata, Greece, November 1997 (Plenary Lecture).
  105. Yeh, D. H., K. D. Pennell and S. G. Pavlostathis. Methanogenesis and Reductive Dechlorination of Hexachlorobenzene in the Presence of Nonionic Surfactants. SETAC 18th Annual Meeting, San Francisco, CA, November 1997.
  106. Pavlostathis, S. G. Reductive Dechlorination of Chlorinated Benzenes Under Methanogenic Conditions. Oak Ridge National Laboratory, Oak Ridge, TN, May 1997.
  107. Faison, V., S. Sahi, and S. G. Pavlostathis. Phytoremediation of Contaminated Sites by Crotalaria sp. Understanding the Gulf of Mexico Ecosystem Workshop, University of Southern Mississippi, Long Beach, MS, September, 1996.
  108. Pavlostathis, S. G. Microbial Reductive Dehalogenation: Potential and Limitations for In-Situ Subsurface Bioremediation. Department of Biological & Agricultural Engineering, The University of Georgia, Athens, GA, January 1996.
  109. Pavlostathis, S. G. The Potential of Microbial Reductive Dechlorination for Subsurface Bioremediation. Environmental Engineering Quadrangle Conference, Virginia Tech, February 1995.
  110. Misra, G., S. G. Pavlostathis, M. Perdue, and R. Araujo. Aerobic Biodegradation of Selected Monoterpenes. 95th General Meeting, American Society for Microbiology, Washington, D.C., May 1995.
  111. Comstock, K., S. G. Pavlostathis, M. Jacobson, S-Y. Chiang, and F. M. Saunders. Aquatic Plant Mediated Transformation of TNT. 1995 Five Centers' Research Conference -- From the Flask to the Field: Moving Research Insights into Practical Solutions; U.S. EPA/Hazardous Substance Research Center, Gleneden Beach, OR, July 1995.
  112. Prytula, M., and S. G. Pavlostathis. Biotransformation of Chlorinated Benzenes in an Estuarine Sediment. 1995 Five Centers' Research Conference -- From the Flask to the Field: Moving Research Insights into Practical Solutions; U.S. EPA/Hazardous Substance Research Center, Gleneden Beach, OR, July 1995.
  113. Pavlostathis, S. G., and P. Zhuang. Effect of Sorption on the Microbial Reductive Dechlorination of Soil-Bound Chloroalkenes. 7th Annual Symposium on Emerging Technologies in Hazardous Waste Management, Atlanta, GA, September 1995.
  114. Saunders, F. M., M. Jacobson, and S. G. Pavlostathis. Phytoremediation of TNT Contaminated Soils and Groundwaters. 7th Annual Symposium on Emerging Technologies in Hazardous Waste Management, Atlanta, GA, September 1995.
  115. Pavlostathis, S. G Subsurface Bioremediation - Contaminant Bioavailability Issues. Environmental Hydraulics and Water Resources/School of Civil & Environmental Engineering, Georgia Institute of Technology, Atlanta, GA, November 1995.
  116. Pavlostathis, S. G. Microbial Reductive Dehalogenation: Potential and Limitations. Savannah River Technology Center, Aiken, SC, November 1995.
  117. Pavlostathis, S. G. Biotransformation and Fate of Chlorinated Organic Contaminants in an Estuarine Sediment System. Department of Civil and Environmental Engineering, Vanderbilt University, Nashville, TN, February 1994.
  118. Prytula, M. and S. G. Pavlostathis. Reductive Dechlorination of Chlorinated Benzenes in Estuarine Sediments. Environmental Engineering Quadrangle Conference, Clemson University, Clemson, SC, February 1993.
  119. Zhuang, P. and S. G. Pavlostathis. Factors Limiting the Reductive Dechlorination of Chloroalkenes. 66th Annual Conference, Water Environment Federation, Anaheim, CA, October 1993.
  120. Pavlostathis, S. G. Effect of Temperature on Anaerobic Processes: Application to In-Situ Bioremediation. Workshop on: Organic Matter Transformations in Terrestrial and Marine Environments. Georgia Institute of Technology, School of Earth & Atmospheric Sciences, Atlanta, GA, March 1992.
  121. Theis, T. L., A. G. Collins, P. J. Monsour, and S. G. Pavlostathis. Analysis of Total Polyaromatic Hydrocarbons Using Ultraviolet-Fluorescence Spectrometry. 64th Annual Conference, Water Pollution Control Federation, Toronto, Ontario, Canada, October 1991.
  122. Zhuang, P. and S. G. Pavlostathis. The Effect of Inoculum Source, Primary Substrate and Temperature on the Dechlorination of Trichloroethylene under Sulfate-Reducing and Methanogenic Conditions. 64th Annual Conference, Water Pollution Control Federation, Toronto, Ontario, Canada, October 1991.
  123. Pavlostathis, S. G. Prospects of Anaerobic In-Situ Bioremediation of Soil and Ground Water Contaminated with Chlorinated Alkenes. BPEC Workshop: The Role of Biotechnology in Bioremediation Process, Massachusetts Institute of Technology, Cambridge, MA, March 1991 (Invited speaker).
  124. Theis, T. L., A. G. Collins, S. G. Pavlostathis, P. Monsour and C. D. Theis. Field Analysis of Polycyclic Aromatic Hydrocarbons by Ultraviolet Fluorescence Spectrometry. 2nd International Symposium - Field Screening Methods for Hazardous Wastes and Toxic Chemicals, Las Vegas, NV, February 1991.
  125. Pavlostathis, S. G., A. G. Collins and S. Mitra. The Potential of Microwave Heating for Sludge Dewatering. 63rd Annual Conference, Water Pollution Control Federation, Washington, D.C., October 1990.
  126. Zhuang, P. and S. G. Pavlostathis. Degradation of Trichloroethylene in Simulated Anaerobic Subsurface Environments. 20th Northeast Regional Meeting, American Chemical Society, Clarkson University, Potsdam, NY, June 1990.
  127. Jaglal, K. and S. G. Pavlostathis. Desorption of Trichloroethylene from Contaminated Soil. 62nd Annual Meeting and Exhibition, New York Water Pollution Control Association - University Research Forum, New York, NY, January 1990.
  128. Pavlostathis, S. G., T. L. Miller and M. J. Wolin. Fermentation of Cellulose by Automated Continuous Cultures of Ruminococcus albus. 87th Annual Meeting of the American Society for Microbiology, Atlanta, GA, March 1987.