1. Concrete/Construction
Chemistry Laboratory, Empa, Swiss Federal Laboratories for Materials Science and Technology, 8600 Dübendorf, Switzerland
2. Department
of Physics, University of Surrey, Guildford, Surrey GU2 7XH, United Kingdom
3. Laboratory
of Construction Materials, École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland
4. Institute
for Building Materials, ETH Zürich, 8093 Zurich, Switzerland