1. Full Professor, Dept. of Civil, Chemical and Environmental Engineering, Univ. of Genoa, Via Montallegro 1, 16145 Genova, Italy.
2. Postdoctoral Researcher, Dept. of Mechanical Engineering, Univ. of Sherbrooke, 2500 boulevard de l’Université, Sherbrooke, QB, Canada J1K 2R1 (corresponding author). .