1. Chair of Building Physics, Department of Mechanical and Process Engineering, ETH Zurich, HIB E13 Stefano-Franscini-Platz 1, 8093 Zurich, Switzerland
2. Univ. Grenoble Alpes, CNRS, LIPhy, 140 Avenue de la physique, 38000 Grenoble, France
3. Department of Physics, University of Nevada, 1664 N. Virginia Street, 89557 Reno, Nevada, United States
4. Laboratory for Multiscale Studies in Building Physics—Swiss Federal Laboratories for Materials Science and Technology, Ueberlandstrasse 129, 8600 Duebendorf, Switzerland