Dr. Dionisios Panagiotaras is an Assistant Professor at the Department of Mechanical Engineering, Technological Educational Institute (TEI) of Patras, Greece. He holds a BSc in Chemistry and a PhD in Geochemistry from the Department of Geology, University of Patras Greece. He specializes in Low Temperature/Environmental Geochemistry. His specific research interests include water-sediment and water-rock interactions, hydrothermal alteration, sedimentology and geochronology to quantify past and present rates of sediment fluxes and nanocomposites synthesis for environmental uses. Dr. Panagiotaras has been working in European Union research funding projects and collaborating with research groups from the EU, USA and Japan. He has demonstrated academic excellence with his research published in scientific journals and presented on international conferences.