1. Dipartimento di Ingegneria Aerospaziale e Meccanica, Seconda Università degli Studi di Napoli, Via Roma 29, 81031 Aversa, Italy
2. Department of Mechanical and Aerospace Engineering, Rutgers, The State University of New Jersey, Piscataway, New Brunswick, NJ 08901-8554, USA
3. Laboratory of Thermodynamics in Emerging Technologies, Department of Mechanical and Process Engineering, ETH Zurich, 8092 Zurich, Switzerland