Open Access Journals gaining more Readers and Citations
700 Journals and 15,000,000 Readers Each Journal is getting 25,000+ Readers
Karl-Heinz Kettl is an active researcher at Graz University of Technology in Austria, at the Institute of Process and Particle Engineering. His interest and field of research is connected with energy engineering and life cycle assessment, about which he published several professional papers and co-authored a book ‘Economic and Ecological Potential Assessment for Biogas Production Based on Intercrops’.
Energy engineering and life cycle assessment