1. Clausthal University of Technology Chair of Technical Thermodynamics and Energy Efficient Material Treatment Institute for Energy Process Engineering and Fuel Technology Agricolastraße 4 38678 Clausthal-Zellerfeld Germany
2. Karlsruhe Institute of Technology Institute of Technical Thermodynamics and Refrigeration Technology Engler-Bunte-Ring 21 76131 Karlsruhe Germany
3. Clausthal University of Technology Institute of Technical Chemistry Arnold-Sommerfeld-Straße 4 38678 Clausthal-Zellerfeld Germany