- Synthetic fuel production processes;
- Technological innovations of Power-to-X (Power-to-gas, Power-to-liquids, etc.);
- Renewable fuels of non-biological origin (RFNBO), Recycled Carbon Fuels (RCF);
- Hydrogen production pathways: thermochemical, electrolytic, photolytic, biological processes;
- Hydrogen and fuel cells for stationary and mobile applications;
- Alternative fuels and hydrogen logistics and infrastructure;
- Technico-economic assessments.