1. Cogeneration plants for district heating (and cooling) 2. The application of membranes in district energy systems 3. Impact assessment of exhaust gas emissions from cogeneration PEMFC systems 4. Conventional systems for exhaust gas cleaning and carbon capture and sequestration 5. Development of membrane technologies for exhaust gas cleaning and carbon capture and sequestration 6. Life Cycle Assessment of tri-generation plants 7. Residential cogeneration and trigeneration 8. Integrated membrane-assisted reforming in fuel processors for cogeneration applications 9. Residential cogeneration and trigeneration with fuel cells 10. Solar reformers coupled with PEMFCs for residential cogeneration and trigeneration applications 11. Conventional syngas cleaning systems for low temperature fuel cells 12. Development of membrane technologies for H2 production in reforming process for low temperature 13. Case study: Economic assesment of co-generation fuel and electricity in an IGCC plant.