title: Engineering. Concentrating on solar electricity and fuels.
authors: Institute of Technical Thermodynamics, Deutsches Zentrum für Luft-und Raumfahrt, Linder Hoehe, Koeln, 51147 Germany. Martin.Roeb@dlr.de
authors: Martin
authors: M
authors: Roeb
authors: Hans
authors: H
authors: Müller-Steinhagen