general International Dielectric Society GO National Technical University of Athens (NTUA) GO Physics Department of NTUA GO School of Applied Mathematical and Physical Sciences of NTUA GO Digital Library of NTUA GO National and Kapodistrian University of Athens, EKPA GO Aristotle University of Thessaloniki, AUTH GO National Center of Scientific Research ‘DEMOKRITOS’ GO National Hellenic Reseach Foundation, EIE GO Conferences 9th IDMRCS-2022 – 9th International Discussion Meeting on Relaxations in Complex Systems, Makuhari (Chiba), Japan, July 30- August 5, 2022. EUROMAT-2021 – European Congress and Exhibition on Advanced Materials and Processes, Graz, Austria, September 12-16, 2021. BDS-2021 – Broadband Dielectric Spectroscopy (BDS) 11th International Conference, San Sebastian (Spain) from September 5-10, 2021. EPF-2021 – European Polymer Congress 2021, Prague, Czech Republick, June 27- July 2, 2021. 84PMM-2021 – 84th Prague Meeting on Macromolecules, Prague, Checz Republic, July 18-22, 2021. Polymers-2021 – New Trends in Polymer Science: Health of the Planet, Health of the People, Turin, Italy, May 17-19, 2021. POLYCONF-2020 – 13th Hellenic Polymer Society International Conference, University of Athens, Greece, 18-22-October, 2020. (Postponed, due to COVID-19) ISE2019 – 17th International Symposium on Electrets, University of Limerick, Limerick, Ireland, 02-06 September 2019.