- Advanced Fission Systems and Fuel Cycles
- Fusion Energy Systems
- Radiation Protection & Shielding
- Nuclear physics unusual applications
- New nuclear medicine applications
- Nuclear and Solar Space Power and Propulsion
- Nuclear Hydrogen Production & the Hydrogen economy
- Sustainability issues: society, energy, environment
- Energy policy: the nuclear and renewable mix
- R&D organization and cooperation. New tools for new challenges
- Multi-MW targetry and nuclear technology related applications

Papers on hydrogen, solar and other alternative energies as natural and mutual complements of Nuclear Energy in a sustainable development framework are strongly encouraged. 

New proposals on how to focus R&D programmes in a more efficient way are also invited.