1. Department
of Civil Engineering, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy
2. Plataforma Solar
de Almería−CIEMAT, Carretera
Senés km 4, 04200 Tabernas, Almería, Spain
3. CIESOL, Joint Centre of the University of Almería-CIEMAT, La Cañada de San Urbano, 04120 Almería, Spain