VAYENAS, Dimitrios

1995: PhD in Chemical Engineering, University of Patras, Greece.
1991: BSc. in Chemical Engineering, Department of Chemical Engineering, University of Patras, Greece.

• Electrochemical oxidation of potable water and agro-industrial wastewater
• Nutrients recovery from wastewater streams
• Potable water treatment: biological ammonia, iron and manganese removal, autotrophic hydrogenotrophic denitrification
• Wastewater treatment: biological Cr(VI) reduction, aerobic olive mill and dairy wastewater treatment
• Composting of agro-industrial residues
• Use of microalgae for pre-treated wastewater purification and biodiesel production

2015-present: Professor of Environmental Systems, Department of Chemical Engineering, University of Patras
2011-2013: Professor of Environmental Systems, Department of Environmental and Natural Resources Management, University of Western Greece
2009-2011: Professor of Environmental Systems, Department of Environmental and Natural Resources Management, University of Ioannina
2005-2009: Associate Professor of Environmental Systems, Department of Environmental and Natural Resources Management, University of Ioannina
2000-2005: Assistant Professor of Environmental Systems, Department of Environmental and Natural Resources Management, University of Ioannina
1996-2000: Postdoctoral Researcher at FORTH/ICEHT, Greece
1995-1996: Military Service.

Senior Research Award, Fulbright Foundation (Visiting Researcher, Carnegie Mellon
University, Pennsylvania, USA), 2001

Coordinator in 20 National and European Competitive Projects.

110 publications in peer-reviewed international scientific journals and 8 in books.

Participation in more than 80 international conferences as speaker, invited speaker and key-note speaker.

Microbiology, Material balances, Process safety, Solid waste management, Wastewater management, Soil and groundwater remediation, Water treatment.

• O.N. Tsolcha, A.G. Tekerlekopoulou, C.S. Akratos, S. Bellou, G.Aggelis, M. Katsiapi, M. Moustaka-Gounic, D.V Vayenas. (2016) Treatment of second cheese whey effluents using a Choricystis-based system with simultaneous lipid production. Journal of Chemical Technology and Biotechnology, 91 (8), 2349-2359.
• M.-Y. Sultana, C. Mourti, T. Tatoulis, C.S. Akratos, A.G. Tekerlekopoulou, D.V. Vayenas (2016) Effect of hydraulic retention time, temperature, and organic load on a horizontal subsurface flow constructed wetland treating cheese whey wastewater. Journal of Chemical Technology and Biotechnology 91 (3), 726-732.
• G. Antonopoulou, D.V. Vayenas, G. Lyberatos (2016) Ethanol and hydrogen production from sunflower straw: The effect of pretreatment on the whole slurry fermentation. Biochemical Engineering Journal 116 (15) 65-74.
• K.P. Papadopoulos, R. Argyriou, C.N. Economou, N. Charalampous, S. Dailianis, T.I. Tatoulis, A.G. Tekerlekopoulou, D.V. Vayenas (2019). Treatment of printing ink wastewater using electrocoagulation. Journal of Environmental Management 237 (2019) 442-448
• K.P. Papadopoulos, C.N. Economoua, S.Dailianis, N. C.haralampous, N. Stefanidou, M. Moustaka-Gouni, A.G. Tekerlekopoulou, D. V. Vayenas (2020) Brewery wastewater treatment using cyanobacterial-bacterial settleable aggregates. Algal Research 49 101957
• C. Genethliou, I.E. Triantaphyllidou, D. Giannakis , M. Papayianni, L. Sygellou, A. G. Tekerlekopoulou, P. Koutsoukos, D.V. Vayenas (2021) Simultaneous removal of ammonium nitrogen, dissolved chemical oxygen demand and color from sanitary landfill leachate using natural zeolite. Journal of Hazardous Materials 406 (2021) 124679
• A.K. Benekos, F.E. Tziora, A.G. Tekerlekopoulou, S.Pavlou, Y. Qun, A. Katsaounis, D.V. Vayenas (2021) Nitrate removal from groundwater using a batch and continuous flow hybrid Fe-electrocoagulation and electrooxidation system. Journal of Environmental Management 297 113387