14-16 April 2026, Messecongress Graz, Austria https://isec-conference.at/frontend/index.php The 4th International Sustainable Energy Conference – ISEC 2026 invites researchers, industry leaders, and energy policymakers from around the world to contribute their newest findings, innovations and demonstrations toward a sustainable energy future. ISEC 2026 will focus on the question: How can we achieve energy sovereignty within a time horizon dictated by climate change and defi

https://www.hymat2026.lu/ Organized by the Luxembourg Institute of Science and Technology (LIST). HYMAT 2026 will take place from 3–5 June 2026 in Luxembourg City, at the Hotel Parc Belle-Vue. The conference aims to bring together leading academics, researchers, and industry experts to exchange the latest scientific and technological advances shaping the future of hydrogen technologies. The scientific program will cover a broad range of interdisciplinary tracks: Hydrogen pro