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PROFESSIONAL SERVICE

 

PROFESSIONAL SERVICE

 

Editorial Activity (International/National)

 

·         Editor, Chemical Engineering Journal (Elsevier), (since Nov. 1, 2009)

·         Editor, Journal of AOTs (Advanced Oxidation Technologies), (since January 1, 2008).

·         Special Issue Editor and Associate Editor, Journal of Environmental Engineering, American Society of Civil Engineers (ASCE) (since June 1, 2002).

·         Associate Editor, Water Environment Research, Water Environment Federation (WEF) (since September 20, 2006).

·         Member of Editorial Board, Applied Catalysis B: Environmental (Elsevier) (since Sep. 1, 2004).

·         Member of Editorial Board, Journal of Hazardous Materials (Elsevier) (since May 15, 2010).

·         Member of Editorial Board, Advanced Science Letters (since June 1, 2007).

·         Member of Editorial Board, International Journal of Photoenergy (Hindawi) (since January 13, 2009).

·         Member of Editorial Board, Catalysts (MDPI, Basel, Switzerland) (since May 1, 2011).

·         Member of Editorial Board, Membranes (MDPI, Basel, Switzerland) (since June 22, 2010).

·         Member of Editorial Board, Journal of Advanced Oxidation Technologies (Jan. 1-Dec. 31, 2007).

·         Member of Editorial Board, Environmental Progress (now renamed as Environmental Progress and Sustainable Energy) (AIChE) (Dec. 14, 2003-Feb. 2009).

·         Guest Co-Editor, Chemical Engineering Journal, Special Issue on Environmental Nanotechnology, volume 170, Issues 2-3 (2011), pages 345-568 (Guest Editors:  Bingcai Pan, Dionysios D. Dionysiou, and X.S. Zhao).

·         Guest Co-Editor, Journal of Environmental Quality (published by the American Society of Agronomy), Partial Special Issue on Environmental Occurrences, Behavior, Fate, and Ecological Effects of Nanomaterials, vol. 39, issue 10, November 2010, pages 1867-1965 (Guest Editors: Gregory V. Lowry, Emily Bernhardt, Dionysios D. Dionysiou, Mark R. Wiesner, and Baoshan Xing).

·         Guest Editor, Journal TOXICON, Special Issue on Harmful Algal Blooms and natural Toxins in Fresh and marine Waters: Exposure, Occurrence, Detection, Toxicity, Control, Management, and Policy, vol. 55, Issue 5, 2010 (Guest Editors: Dionysios D. Dionysiou, Armah de la Cruz, Judy Westrick).

·         Guest Editor, Journal of AOTs (Advanced Oxidation Technologies), August 2008 (Guest Editors: Dionysios. D. Dionysiou, Sixto Malato, Panagiotis Lianos, Gianluca Li Puma, Heechul Choi).

·         Guest Editor, Journal of AOTs (Advanced Oxidation Technologies), July 2008 (Guest Editors: Dionysios. D. Dionysiou, Sixto Malato, Panagiotis Lianos, Gianluca Li Puma, Heechul Choi).

·         Guest Editor, Journal of AOTs (Advanced Oxidation Technologies), January 2008 (Guest Editors: Dionysios. D. Dionysiou, Panagiotis Lianos, Gianluca Li Puma).

·         Guest Editor, Water Environment Research, partial special issue 2 on Groundwater, January 2007.

·         Guest Editor, Environmental Engineering Science, special issue on Environmental Nanotechnology, vol. 24, Number 1, January 2007 (Guest Editors: Dionysios. D. Dionysiou and Mark Wiesner).

·         Guest Editor, Journal of AOTs (Advanced Oxidation Technologies), January 2007 (Guest Editors: Nick Serpone and Dionysios. D. Dionysiou).

·         Guest Editor, Water Environment Research, partial special issue 1 on Groundwater, December 2006.

·         Guest Editor, Journal of Environmental Engineering, Vol. 128, Issue 9, September 2002, MTBE and Gasoline Oxygenates: Ex Situ and In Situ Treatment (Guest Editors: Makram T. Suidan, Dionysios. D. Dionysiou and George A. Sorial).

Committee Service (International/National)

·         American Chemical Society (ACS), Division of Environmental Chemistry, Program Chair since January 2008 and responsible for the Fall 2008 Annual Meeting and forward.

·         American Chemical Society (ACS), Division of Environmental Chemistry, Certificate of Merit Awards Committee, Co-Chair January 2007-September 2008.

·         American Chemical Society (ACS), Division of Environmental Chemistry Undergraduate Awards Committee, Chair since January 2007.

·         American Chemical Society (ACS), Green Chemistry Institute, Hancock Award Committee, since August 2007.

·         American Water Works Association (AWWA), Organic Contaminants Control Committee, Member since June 2004.

·         American Water Works Association (AWWA), Ph.D. Dissertation and M.S. Thesis Awards Committee, Two term member: Fall 2008-2011; 2011-2014.

·         Association of Environmental Engineering and Science Professors (AEESP), MS Thesis Awards Committee, Chair in 2007 and Member January 2005-December 2007.

·         Association of Environmental Engineering and Science Professors (AEESP), Education Committee, Member January 2003-Summer 2008.

·         Association of Environmental Engineering and Science Professors (AEESP), Distinguished Lecturer Committee, Member since Fall 2008.

·         Association of Environmental Engineering and Science Professors (AEESP)-American Chemical Society- Liaison Coordinator, since October 2008.

·         Cincinnati Water Works: Water Quality Advisory Committee, Member since 2001.

·         International Organizing Committee of the Annual International Conferences on Advanced Oxidation Technologies, Member since 2003 and Chair in 2006-2008.

·         International Organizing Committee of the Annual International Conferences on TiO2 Photocatalysis, Member since 2001.

·         International Organizing Committee, The European Meetings on Solar Chemistry and Photocatalysis: Environmental Applications (SPEA), Member since 2007.

·         National Research Council of Canada, Evaluator for Applications Submitted for the Steacie Prize.

·         Water Environment Federation (WEF), Groundwater Committee,

Co-Chair since October 2006 and Member since October 2003.

·         Water Environment Federation (WEF), McKee Medal Awards Committee,

Member since May 2007 (served for the 2007 and 2008 competitions).

·         Young Professionals Committees of Ohio American Water Works Association (OAWWA) and Ohio Water Environment Association (OWEA)

Member since 2001.


Reviewer

Peer-Reviewed Journals (International)

 

·   ACS Symposium Series (American Chemical Society)

·   ACS Applied Materials & Interfaces (American Chemical Society)

·   ACS Catalysis (American Chemical Society)

·   Advanced Functional Materials (Wiley)

·   Advanced Materials (Wiley)

·   Advances in Space Research (Elsevier)

·   AIChE Journal (American Institute of Chemical Eng., AIChE)

·   Angewandte Chemie International Edition (Wiley)

·   Applied Catalysis A: General (Elsevier)

·   Applied Catalysis B: Environmental (Elsevier)

·   Applied Physics A (Springer-Verlag, Berlin/Heidelberg)

·   Applied Surface Science (Elsevier)

·   Biomacromolecules (American Chemical Society)

·   Bioinorganic Chemistry and Applications (Hindawi)

·   Biotechnology and Bioengineering (John Wiley & Sons)

·   Catalysis Letters (Springer)

·   Catalysis Science & Technology (Royal Society of Chemistry)

·   Catalysis Today (Elsevier)

·   Chemical Communications (Royal Society of Chemistry)

·   Chemical Engineering Journal (Elsevier)

·   Chemistry: A European Journal (Wiley)

·   Chemistry of Materials  (American Chemical Society)

·   Chemosphere (Elsevier)

·   Colloids and Surfaces A: Physicochemical and Engineering Aspects (Elsevier)

·   Crystal Growth and Design  (American Chemical Society)

·   Energy & Environmental Science (Royal Society and Chemistry)

·   Environmental Chemistry (Csiro Publishers)

·   Environmental Engineering Science (Mary Ann Liebert, Inc. Publishers)

·   Environmental Health Perspectives

·   Environmental Progress (American Institute of Chemical Eng., AIChE)

·   Environmental Science and Pollution Research (Springer)

·   Environmental Science and Technology (American Ceramic Society)

·   Fuel Processing and Technology (Elsevier)

·   Industrial and Eng. Chemistry Research  (American Ceramic Society)

·   Inorganic Chemistry (American Ceramic Society)

·   International Journal of Chemical Kinetics (John Wiley & Sons)

·   International Journal of Chemical reactor Engineering (The Berkeley Electronic Press)

·   International Journal of Environmental Analytical Chemistry (Taylor & Francis)

·   International Journal of Environmental Technology and Management (IJETM)(Interscience)

·   Journal of Advanced Oxidation Technologies (Science & Technology Network, Inc.)

·   Journal of the Air & Waste Management Association (Air & Waste Management Association)

·   Journal of the American Ceramic Society (American Ceramic Society)

·   Journal of the American Chemical Society (American Chemical Society)

·   Journal of Chemical Technology and Biotechnology (John Wiley & Sons)

·   Journal of Colloid and Interface Science (Elsevier)

·   Journal of Contaminant Hydrology (Elsevier)

·   Journal of the Chinese Institute of Chemical Engineers

·   Journal of Environmental Engineering (American Society of Civil Engineers, ASCE)

·   Journal of Environmental Engineering and Science (National Research Council Canada)

·   Journal of Environmental Quality (American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America)

·   Journal of the European Ceramic Society (Elsevier)

·   Journal of Fluorine Chemistry (Elsevier)

·   Journal of Hazardous Materials (Elsevier)

·   Journal of Materials Chemistry (Royal Society of Chemistry)

·   Journal of Materials Science (Springer)

·   Journal of Molecular Catalysis A (Elsevier)

·   Journal of Nanomaterials (Hindawi Publishing Corporation)

·   Journal of Nanoparticle Research (Kluwer)

·   Journal of Nanoscience and Nanotechnology (American Scientific Publishers)

·   Journal of Photochemistry and Photobiology A: Chemistry (Elsevier)

·   Journal of Physical Chemistry B (American Chemical Society)

·   Journal of Solar Energy Engineering (American Society of Mechanical Engineers, ASME)

·   Journal of Water and Health (IWA)

·   Journal of Water Resources Planning and Management (ASCE)

·   Journal of Water Supply: Research and Technology-AQUA

·   Langmuir (American Chemical Society)

·   Materials Chemistry and Physics (Elsevier)

·   Materials Research Bulletin (Elsevier)

·   Materials Science and Engineering B (Elsevier)

·   Microporous and Mesoporous Materials (Elsevier)

·   New Journal of Chemistry (Royal Society of Chemistry)

·   Photochemical and Photobiological Sciences (Royal Society of Chemistry)

·   Powder Technology (Elsevier)

·   Radiation Physics and Chemistry (Elsevier)

·   Science of the Total Environment (Elsevier)

·   Separation and Purification Technology (Elsevier)

·   Small (Wiley, VCH)

·   Soft Matter (Royal Society of Chemistry)

·   Solar Energy (Elsevier)

·   Spectroscopy Letters (Taylor & Francis)

·   Surface and Coatings Technology  (Elsevier)

·   The Arabian Journal for Science and Eng. (King Fahd Univ. of Petroleum and Minerals)

·   Thermochimica Acta (Elsevier)

·   Thin Solid Films (Elsevier)

·   Topics in Catalysis (Springer Science)

·   Water, Air & Soil Pollution (Springer Science)

·   Water Environment Research (Water Environment Federation, WEF)

·   Water Research (International Water Association, IWA)

·   Water Science and Technology  (International Water Association, IWA)

·   Water Science and Technol.- Water Supply  (International Water Association, IWA)

 

Funding Agencies-Proposals

 

·         American Chemical Society (ACS)

·         American Water Works Association Research Foundation (AWWARF)

·         Czech Republic Science Foundation

·         Connecticut Institute of Water Resources, University of Connecticut

·         Department of Agriculture (DOA)

·         Environmental Protection Agency (Nanotechnology, Drinking Water, STAR, SBIR, EPA STAR Fellowships)

·         Estonia Science Foundation

·         Estonia-U.S. Bilateral Grants Program, U.S. Civilian Research & Development Foundation

·         ETH Zurich Research Commission for Scientific Evaluation

·         Georgian-U.S. Bilateral Grants Program, U.S. Civilian Research & Development Foundation

·         Greek Ministry for Education (Thalis and Archimedes programs)

·         Israel Science Foundation

·         Louisiana Board of Regents

·         National Aeronautics and Space Administration (NASA)

·         National Institute of Health/National Institute of Environmental Health Sciences (NIH/NIEHS)

·         National Science Foundation (USA) (several divisions and programs)

·         Ohio Water Resources Institute

·         Swiss Confederation, Federal Department of Home Affairs FDHA, State Secretariat for Education and Research SER

·         United Kingdom: the Natural Environment Research Council; the Engineering and Physical Sciences Research Council; the Department of Environment, Food and Rural Affairs; and the Environment Agency of England and Wales.

·         US-Egypt Collaborative Proposals

·         University of Wisconsin Water Resources Institute (WRI)

·         University of Wisconsin-Milwaukee Research Foundation

·         Water Reuse Foundation


ORGANIZER, CHAIR OR MEMBER OF ORGANIZING COMMITTEES & SESSIONS ORGANIZED OR CHAIRED

 

·         Member of the International Organizing Committee, The 6th International Conference on TiO2 Photocatalytic Purification and Treatment of Water and Air, June 26-29, 2001, Niagara Falls, Ontario, Canada.

 

·         Symposium Organizer (co-Organizer: Makram T. Suidan), Remediation of Water and Soil Contaminated with Gasoline Oxygenates: In situ and Ex situ Treatment Technologies, American Chemical Society, Chicago, Illinois, August 26-30, 2001.

·         Member of the International Organizing Committee, The 7th International Conference on TiO2 Photocatalytic Purification and Treatment of Water and Air, November 17-21, 2002, Toronto, Ontario, Canada.

·         Member of the International Organizing Committee, The 8th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 25-30, 2003, Montreal, Canada.

·         Member of the International Organizing Committee, The 9th International Conference on Advanced Oxidation Technologies for Water and Air Remediation, October 25-30, 2003, Montreal, Canada.

·         Chairman of the Symposium Session, Oxidation by Oxone and Sodium Chlorite, Advanced Oxidation Technologies for Water and Air Remediation, October 25-30, 2003, Montreal, Canada.

·         Member of the International Organizing Committee, The 9th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 24-28, 2004, San Diego, California.

·         Chair of the session “Water Treatment with Photo-Fenton Processes, The 10th International Conference on Advanced Oxidation Technologies for Water and Air Remediation, October 24-28, 2004, San Diego, California.

·         Symposium Organizer (co-Organizers: Linda K. Weavers and Wonyong Choi), Oxidation and Reduction Technologies for Water Treatment, AEESP-ACS Symposium (Division of Environmental Chemistry), 228th ACS National Meeting, August 22-26, 2004, Philadelphia, Pennsylvania.

·         Co-chair of the session on Environmental-Photocatalysis (chair Panagiotis Smirniotis, co-chair Edgar Moctezuma), 19th North American Catalysis Society Meeting (NAM), May 22-27, 2005, Philadelphia, Pennsylvania.

·         Symposium Organizer (co-organizers: Pratim Biswas, Gregory V. Lowry, and Mark Wiesner), Environmental Nanotechnology, AEESP-ACS Symposium (Division of Environmental Chemistry), 330th ACS National Meeting, August 28-September 1, 2005, Washington DC.

·         Chair of the session Nanocatalysis and Biocatalysis of the AEESP-ACS Symposium on Environmental Nanotechnology (Division of Environmental Chemistry), 330th ACS National Meeting, August 28-September 1, 2005, Washington DC.

·         Member of the International Organizing Committee, The 10th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 23-27, 2005, Chicago, Illinois.

·         Member of the International Organizing Committee, The 11th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, October 23-27, 2005, Chicago, Illinois.

·         Chair of the Session TiO2 Photocatalysis: Fundamental and Mechanistic Studies-II, The 10th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 23-27, 2005, Chicago, Illinois.

·         Chair of the session Nanomaterials for Treatment and Remediation, Session S6, Materials Research Society (MRS) Fall Meeting, November 28-December 2, 2005, Boston, Massachusetts.

·         Member of the Panel Discussion on Ethical and Legal Aspects of Nanomaterials and the Environmental Regulation, Session S8, Policy and Legal Approaches for Nanotechnology, Materials Research Society (MRS) Fall Meeting, November 28-December 2, 2005, Boston, Massachusetts.

·         Member of the International Scientific Committee, The First European Conference on the Environmental Applications of Advanced Oxidation Processes (EAAOP), September 7-9, 2006, Chania, Crete, Greece.

·         Chair of the session Disinfection, The First European Conference on the Environmental Applications of Advanced Oxidation Processes (EAAOP), September 7-9, 2006, Chania, Crete, Greece.

·         Member of the International Organizing Committee, The 11th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, September 25-28, 2006, Pittsburgh, Pennsylvania.

·         Chair of the International Organizing Committee, The 12th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 25-28, 2006, Pittsburgh, Pennsylvania.

·         Chair of the session Fenton-Based Advanced Oxidation Technologies, The 12th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 25-28, 2006, Pittsburgh, Pennsylvania.

·         Moderator/Chair of the sessions A and B on Chemical Oxidation for Water and Wastewater Treatment, The 37th Mid-Atlantic Industrial & Hazardous Waste Conference, March 21-23, 2007, Cincinnati, Ohio. 

·         Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the International Organizing Committee, The 13th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 24-27, 2007, Niagara Falls, New York.

·         Member of the International Organizing Committee, The 12th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, September 24-27, 2007, Niagara Falls, New York.

·         Co-Chair of the session Heterogeneous Photo-Fenton, The 13th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 24-27, 2007, Niagara Falls, New York.

·         Chair of the session Disinfection by AOTs, The 13th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 24-27, 2007, Niagara Falls, New York.

·         Co-Chair of the session Ozonation, UV/H2O2, Peroxidation, Electron-Chemical and Combined Advanced Oxidation Technologies, The 13th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 24-27, 2007, Niagara Falls, New York.

·         Co-Chair of the session Biological Applications, The 12th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, September 24-27, 2007, Niagara Falls, New York.

·         Chair of the session Modeling, The 12th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, September 24-27, 2007, Niagara Falls, New York.

·         Organizer of the Workshop on Advanced Oxidation Technologies in Water Treatment: Fundamentals and Applications, The 2007 Water Quality Technology Conference (WQTC), November 4-8, 2007, Charlotte, North Carolina.

·         Member of the International Organizing Committee, 1st International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, E. C. Aifantis, E. Kaxiras), June 16-18, 2008, Halkidiki, Greece.

·         Symposium Chair (with Co-Chairs: G. Kordas (NCSR Demokritos, Hellas) and Y. Sakka (National Inst. Mater. Sci., Japan)), Nano-Containers and Environmental Applications, Implications, and Ethics, 1st International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, E. C. Aifantis, E. Kaxiras), June 16-18, 2008, Halkidiki, Greece.

·         Member of the International Organizing Committee, The 13th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, September 22-25, 2008, San Diego, California.

·         Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the International Organizing Committee, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Chair of the session Non-Thermal Plasma and Sonolysis, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Chair of the session Fenton and Photo-Fenton-I, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the session Ozonation and Combined AOTs, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the session Semiconductor Photocatalysis, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Chair of the session Photolysis, Peroxidation, Peroxymonosulfate and Combined AOTs, The 14th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, September 22-25, 2008, San Diego, California.

·         Member of the International Organizing Committee, The 5th European Meeting on Solar Chemistry and Photocatalysis: Environmental Application, (SPEA 5) (Chairman: Prof. Leonardo Palmisano; co-Chairman: Prof. Vincenzo Augugliaro), October 4-8, 2008, Sicily, Italy.

·         Organizer (with Prof. Judy Westrick) of the session workshop Emerging Aspects on Harmful Algal Blooms and their Effects, ST2 Special Topic Session, AWWA Water Quality Technology Conference and Exposition, November 17, 2008, Duke Energy Center, Cincinnati, Ohio.

·         Organizer (with Dr. James Sinclair, Dr. Armah de la Cruz, and Prof. Judy Westrick) of the one-day workshop Emerging Aspects on Harmful Algal Blooms and their Effects on Drinking Water Quality, November 18, 2008, US Environmental Protection Agency, Cincinnati, Ohio.

·         Member of the International Scientific Committee, International Conference on Xenobiotics in the Urban Water Cycle, XENOWAC 2009, March 11-13, 2009, Limassol, Cyprus.

·         Chair of the session International Conference on Xenobiotics in the Urban Water Cycle, XENOWAC 2009, March 11-13, 2009, Limassol, Cyprus.

·         Member of the International Scientific Committee, The IASTED International Conference on Solar Energy (SOE 2009), March 16-18, 2009, Phuket, Thailand.

·         Chair of the session Nanotechnology and the Environment: Emphasis on Green Nanotechnology – Nanotechnologies for Environmental Cleanup, Division of Industrial & Engineering Chemistry (cosponsored by the Divisions of Inorganic Chemistry and NANO), March 22-26, 2009, Salt Lake City, Utah.

·         Member of the International Scientific Committee, International Conference on Water, Environment and Health Sciences (ICWEHS): The Challenges of the Climate Change, April 13-17, Universidad de las Americas-Puebla, Mexico.

·         June, Duke

·         Member of the International Organizing Committee, 2nd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, M. Sitti, C. Politis), June 28-July 3, 2009, Rhodes, Greece.

·         Co-chair (with P. Colomban) of the session Nano-Multidisciplinary NM-2, 2nd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, M. Sitti, C. Politis), June 28-July 3, 2009, Rhodes, Greece.

·         Co-chair and Open Floor Discussion Leader (with Claude Levy-Clement) of the session Nanotechnology Applications: Energy, Bio, Environmental at the Aegean Nanoscience and Nanotechnology Workshop, July 2-3, 2009, Rhodes, Greece.

·         Aug. 2009, ACS

·         Co-Chair (with Dr. V. Vilar) of Session 17: Fenton Processes 3, The 2nd European Conference on Environmental Applications of Advanced Oxidation Processes (EAAOP2), September 7-9, 2009, Nicosia, Cyprus.

·         Member of the International Scientific Committee, First International Workshop on Application of Redox Technologies in the Environment, ARTE’2009, September 14-15, 2009, Istanbul, Turkey.

·         Member of the International Organizing Committee, The 14th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Conference Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the International Organizing Committee, The 15th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Chair of Session VI: Water Treatment II, The 14th International Conference on TiO2 Photocatalysis: Fundamentals and Applications, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Co-Chair (with Prof. Gianluca LiPuma) of Session I: UV/H2O2 and VUV/H2O2, The 15th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Co-Chair (with Prof. Madjid Mohseni) of Session II: UV/H2O2,UV Photocatalysis, Sonophotolysis, Photo-Fenton, and Electro-Fenton, The 15th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Co-Chair (with Prof. Nilsun H. Ince) of Session III: Sonolysis, Photocatalysis, Fenton, Electro-Fenton, and In-Situ Oxidation, The 15th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, October 5-8, 2009, The Conference Center, Niagara Falls, New York.

·         Symposium Organizer (co-Organizer: Nora Savage), Nanotechnology: Enabling Sustainable Solutions for Potable Water, Division of Environmental Chemistry, 239th American Chemical Society National Meeting and Exposition, San Francisco, California, March 21-25, 2010.

·         Member of the International Scientific Advisory Committee, Third International Conference on Environmental Toxicology, May 4-6, 2010, Limassol, Cyprus.

·         Member of the International Scientific Advisory Committee, The 6th European Meeting on Solar Chemistry and Photocatalysis: Environmental Applications (SPEA 6), June 13-16, 2010, Prague, Czech Republic.

·         Member of the International Program Committee, The 6th International Conference on Sustainable Water Environment- Climate Change and Water Infrastructures, July 29-31, 2010, University of Delaware, Newark, Delaware.

·         Chair of Session 4.8. Separations, The 6th International Conference on Sustainable Water Environment-Climate Change and Water Infrastructures, July 29-31, 2010, University of Delaware, Newark, Delaware.

 

·         Member of the International Scientific Committee, The Eighth International IWA Symposium on Waste Management Problems in Agro-Industries- AGRO 2011, June 22-24, 2011, Cesme, Izmir, Turkey.

·         Conference Co-Chair (with Prof. Gianluca Li Puma, University of Nottingham) of the International Organizing Committee, The 16th International Conference on Advanced Oxidation Technologies for Treatment of Water, Air and Soil, November 15-18, 2010, San Diego California, U.S.A.

·         Session Chair, AOTs-16

·         Organizer (with co-organizers: Wonyong Choi, Kelvin Gregory, Woojin Lee, Gregory Lowry, T. David Waite) of the Pacifichem Symposium: Redox Processes on Nanoparticles, Nanomaterials, and Nanostructured Systems in the Environment (Symposium # 272, presented on December 19 and 20; three oral sessions and one poster session), Pacifichem 2010, December 15-20, 2010, Honolulu, Hawaii, USA.

·         Session chair (with co-chair: Wonyong Choi), Oral Session 3 of the Pacifichem Symposium Redox Processes on Nanoparticles, Nanomaterials, and Nanostructured Systems in the Environment (Symposium # 272, oral session 3, presented on December 20, 7:45-11:05 am), Pacifichem 2010, December 15-20, 2010, Honolulu, Hawaii, USA.

·         Session Presider, Poster Session, Pacifichem Symposium Redox Processes on Nanoparticles, Nanomaterials, and Nanostructured Systems in the Environment (Symposium # 272, poster session, presented on December 19, 7:00-9:00 pm), Pacifichem 2010, December 15-20, 2010, Honolulu, Hawaii, USA.

·         Symposium Organizer (co-Organizers: W. Cooper, W. Arnold, S. Snyder), Occurrence, Detection, Removal, and Environmental Fate of Pharmaceutical and Personal Care Products in Wastewater, Groundwater, and Other Sources of Water Supply, Division of Environmental Chemistry, 241st American Chemical Society National Meeting and Exposition, Anaheim, California, March 27-31, 2011.

·         Session Chair (co-Chair: W. Cooper), Occurrence, Detection, Removal, and Environmental Fate of Pharmaceutical and Personal Care Products in Wastewater, Groundwater, and Other Sources of Water Supply (Organizers: W. Arnold, W. Cooper, D. Dionysiou, S. Snyder), Session: Biodegradation, Photolysis and Sorption of Pharmaceuticals, Division of Environmental Chemistry, 241st American Chemical Society National Meeting and Exposition, Anaheim, California, March 27-31, 2011.

·         Session co-Chair (Chair: W. Cooper), Occurrence, Detection, Removal, and Environmental Fate of Pharmaceutical and Personal Care Products in Wastewater, Groundwater, and Other Sources of Water Supply (Organizers: W. Arnold, W. Cooper, D. Dionysiou, S. Snyder), Division of Environmental Chemistry, Session: Advanced Oxidation Processes, 241st American Chemical Society National Meeting and Exposition, Anaheim, California, March 27-31, 2011.

·         Member of the International Program Committee, International Conference on Energy, Environment, Entrepreneurship, and Innovation (ICEEEI-11), May 27-29, 2011, Lanzarote, Canary Islands, Spain.

·         Conference Co-Chairman (Chair: Changgen Feng) The 2011 International Symposium on Environmental Science and Technology (ISEST), Dongguan, Guangdong Province, China, June 1-4, 2011.

·         Session Chair, Water Pollution and Water Quality Control (I), The 2011 International Symposium on Environmental Science and Technology (ISEST), Dongguan, Guangdong Province, China, June 1-4, 2011. 

·         Member of the International Organizing Committee, The 8th Symposium on Waste Management Problems in Agro-Industries (Agro'2011), June 22-24, 2011, Çeşme, Turkey.

·         Member of the International Organizing Committee, The 3rd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, A. Mitraki, A. Odysseos, C. Politis), June 26-29, 2011, Crete, Greece.

·         Chair (with Co-chairs: Prof. Jorge Gardea-Torresdey, University of Texas at El-Paso, and Dr. Polycarpos Falaras, Demokritos Research Center, Greece) of the Symposium on Environmental Applications and Implications (June 27, 2011), The 3rd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, A. Mitraki, A. Odysseos, C. Politis), June 26-29, 2011, Crete, Greece.

·         Chair (with Co-chair: Prof. A. Christou) of the Session on Nano-multidisciplinary 2 (NM-2) (June 28, 2011), The 3rd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, A. Mitraki, A. Odysseos, C. Politis), June 26-29, 2011, Crete, Greece.

·         Chair of the Session on Environmental Applications and Implications, Cretan Workshop on Global Challenges & Opportunities for Nanotechnology (June 29, 2011), The 3rd International Conference from Nanoparticles and Nanomaterials to Nanodevices and Nanosystems (IC4N) (Conference Organizers: E. I. Meletis, A. Mitraki, A. Odysseos, C. Politis), June 26-29, 2011, Crete, Greece.

·         Chair (with Co-chair Helen Hsu-Kim, Duke University) of the Session on Nano-scale Issues in Environmental Engineering and Science, The Association of Environmental Engineering and Science Professors (AEESP) Education and Research Conference, July 10-12, 2011, Tampa, Florida.

·         Symposium co-Organizer (co-Organizers: Woojin Lee, Kelvin B. Gregory, Wonyong Choi, David Waite), Abiotic and Biotic Interactions at Nano-Scale Interfaces, 242nd American Chemical Society (ACS) National Meeting, August 28-September 01, 2011, Denver, Colorado.

·         Symposium co-Organizer (co-Organizers: Fernando L. Rosario-Ortiz, Karl Linden, Stephen P. Mezyk), Chemistry of Hydroxyl Radicals in Natural and Engineered Aqueous Systems, 242nd American Chemical Society (ACS) National Meeting, August 28-September 01, 2011, Denver, Colorado.

·         Session co-Chair (co-Chairs: Karl Linden and Fernando L. Rosario-Ortiz), Chemistry of Hydroxyl Radicals in Natural and Engineered Aqueous Systems (Organizers: Dionysios D. Dionysiou, Fernando L. Rosario-Ortiz, Karl Linden, and Stephen P. Mezyk), Session: Advanced (Oxidation Processes, 242nd American Chemical Society (ACS) National Meeting, August 28-September 01, 2011, Denver, Colorado.

·         Member of the International Scientific Advisory Board, the 3rd International Symposium on Environmental Management, SEM – Towards Sustainable Technologies (SEM2011), October 26 - 28, 2011, Zagreb, Croatia.

·         Member of the International Scientific Advisory Committee, 1st International Conference on Advances in Environmental Chemistry (AEC), November 16-18, 2011, Aizawl, India.

·         Member of the International Scientific Advisory Committee, International Conference on Recycling and Reuse” (R&R, 2012), June 4-6, 2012, Istanbul, Turkey.