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Dr. Dionysios Dionysiou

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Dionysios Dionysiou, Ph.D.
UNESCO Co-Chair Professor of “Water Access and Sustainability” 
and Professor of Environmental Engineering
Sustainable Solutions Laboratories (SSLs)
Center of Sustainable Urban Engineering
Drinking Water, Water Supply, Quality, and Treatment, and Environmental Nanotechnology Laboratories
Environmental Engineering and Science Program
Department of Biomedical, Chemical and Environmental Engineering (DBCEE)
College of Engineering and Applied Science
University of Cincinnati

Office:  780 Engineering Research Center
Phone: 513.556.0724
Fax:     513.556.4162

Teaching and Research Interests

Dr. Dionysiou performs research in the fields of (1) Advanced oxidation technologies, (2) physical chemical processes for treatment of surface water, groundwater, industrial wastewater, and other types of polluted water, (3) UV and solar light-based remediation processes, (4) treatment of contaminants of emerging concern, (5) remediation of Harmful Algal Blooms/cyanotoxins, (6) transition metal-based chemical oxidation, (7) environmental nanotechnology, (8) (nano) interfacial phenomena in environmental systems, (9) water sustainability, and (10) water-energy-food nexus.

Recent Publications (Examples)

1)      Afzal Shah, Suniya Shahzad, Azeema Munir, Mallikarjuna. N. Nadagouda, Gul Shahzada Khan, Dilawar Farhan Shams, Dionysios. D. Dionysiou and Usman Ali Rana, Micelles as Soil and Water Decontamination Agents, Chemical Reviews 116 (10) (2016) 6042-6074.

2)      Yiqing Liu, Xuexiang He, Xiaodi Duan, Yongsheng Fu, Despo Fatta-Kassinos, and Dionysios D. Dionysiou, Significant Role of UV and Carbonate Radical on the Degradation of Oxytetracycline in UV-AOPs: Kinetics and Mechanism, Water Research 95 (2016) 195-204.

3)      Wael H. M. Abdelraheem, Xuexiang He, Zanaty R. Komy, Nabawia M. Ismail, Dionysios D. Dionysiou, Revealing the Mechanism, Pathways and Kinetics of UV254nm/H2O2-based Degradation of Model Active Sunscreen Ingredient PBSA, Chemical Engineering Journal 288 (2016) 824-833.

4)      Rachel Fagan, Declan E. McCormack, Dionysios D. Dionysiou, and Suresh C. Pillai, A Review of Solar and Visible Light Active TiO2 Photocatalysis for Treating Bacteria, Cyanotoxins and Contaminants of Emerging Concern,Materials Science in Semiconductor Processing 42 (2016) 2-14.

5)      Sanaullah Khan, Xuexiang He, Hasan M. Khan, Dominic Boccelli, and Dionysios D. Dionysiou, Efficient Degradation of Lindane in Aqueous Solution by Iron (II) and/or UV Activated Peroxymonosulfate, Journal of Photochemistry and Photobiology A: Chemistry 316 (2016) 37-43.

6)      Xuexiang He, Yen-Ling Liu, Amanda Conklin, Judy Westrick, Linda K. Weavers, Dionysios D. Dionysiou, John J. Lenhart, Paula J. Mouser, David Szlag, and Harold W. Walker, Toxic cyanobacteria and drinking water: Impacts, detection, and treatment, Harmful Algae 54 (2016) 174-193.

7)      Swagata Banerjee, Dionysios D. Dionysiou, and Suresh C. Pillai, Self-cleaning Photocatalytic Materials: Mechanism, Synthesis and Environmental Applications, Applied Catalysis B: Environmental 176-177 (2015) 396-428.

8)      I. Michael-Kordatou, C. Michael, X. Duan, X. He, D. D. Dionysiou, M. A. Mills, and D. Fatta-Kassinos, Dissolved Effluent Organic Matter: Characteristics and Potential Implications in Wastewater Treatment and Reuse Applications, Water Research 77 (2015) 213-248.

9)      Xuexiang He, Armah A. de la Cruz, Anastasia Hiskia, Triantafyllos Kaloudis, Kevin O’Shea and Dionysios D. Dionysiou, Destruction of Microcystins (Cyanotoxins) by UV-254 nm-based Direct Photolysis and Advanced Oxidation Processes (AOPs): Influence of the Variable Amino Acids on the Degradation Kinetics and Reaction Mechanisms, Water Research 74 (2015) 227-238.

10)  Swagata Banerjee, Suresh C. Pillai, Polycarpos Falaras, Kevin E. O'Shea, John A. Byrne, and Dionysios D. Dionysiou, New Insights into Visible Light Photocatalysis, Journal of Physical Chemistry Letters 5 (15) (2014) 2543-2554.


1)      Photocatalysis : Applications, Editors: Dionysios D. Dionysiou, Gianluca Li Puma, Jinhua Ye, Jenny Schneider, Detlef Bahnemann, Print ISBN: 978-1-78262-709-8, PDF eISBN: 978-1-78262-710-4, EPUB eISBN: 978-1-78262-798-2, DOI:10.1039/9781782627104, RSC Energy and Environment Series No. 15, The Royal Society of Chemistry, United Kingdom, 2016.

2)      Photocatalysis : Fundamentals and Perspectives, Editors: Jenny Schneider, Detlef Bahnemann, Jinhua Ye, Gianluca Li Puma, Dionysios D. Dionysiou, Print ISBN: 978-1-78262-041-9, PDF eISBN: 978-1-78262-233-8, EPUB eISBN: 978-1-78262-826-2, DOI:10.1039/9781782622338, RSC Energy and Environment Series No. 14, The Royal Society of Chemistry, United Kingdom, 2016.

3)      Advanced Treatment Technologies for Urban Wastewater Reuse, Editors: Despo Fatta-Kassinos, Dionysios D. Dionysiou, and Klaus Kümmerer, The Handbook of Environmental Chemistry 45, Series Editors: Damià Barceló and Andrey G. Kostianoy; ISBN 978-3-319-23885-2, 978-3-319-23886-9 (eBook); DOI 10.1007/978-3-319-23886-9, Springer International Publishing, Switzerland, 2016.

4)      Wastewater Reuse and Current Challenges, Editors: Despo Fatta-Kassinos, Dionysios D. Dionysiou, and Klaus Kümmerer, The Handbook of Environmental Chemistry 44, Series Editors: Damià Barceló and Andrey G. Kostianoy; ISBN 978-3-319-23891-3, 978-3-319-23892-0 (eBook); DOI 10.1007/978-3-319-23892-0, Springer International Publishing, Switzerland, 2016.

5)      Water Challenges and Solutions on a Global Scale, Editors: Satinder Ahuja, Jailson B. de Andrade, Dionysios D. Dionysiou, Kiril D. Hristovski, Bommanna G. Loganathan, ACS Symposium Series, Volume 1206, American Chemical Society; ISBN13: 9780841231061; eISBN: 9780841231054; DOI: 10.1021/bk-2015-1206, American Chemical Society, Washington, DC, 2015.