1. Chair of Building Physics, Department of Mechanical and Process Engineering, ETH Zurich, 8092 Zurich, Switzerland.
2. Department of Civil and Environmental Engineering, Northwestern University, Evanston, IL 60208-3109, USA.
3. Université Grenoble Alpes, CNRS, LIPhy, 38000 Grenoble, France.
4. Department of Civil and Building Engineering, Université de Sherbrooke, Sherbrooke, QC J1K 2R1, Canada.