1. Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Chair of Energy Process Engineering, Fürther Strasse 244f, 90429 Nürnberg, Germany
2. Helmholtz Institute Erlangen-Nürnberg for Renewable Energy (IEK-11), Forschungszentrum Jülich GmbH, Fürther Strasse 248, 90429 Nürnberg, Germany
3. Department of Chemical and Biological Engineering and Department of Physics, Friedrich-Alexander-Universität Erlangen-Nürnberg, Fürther Straße 248, 90429 Nürnberg, Germany