TEXT Dipl.-Ing Andreas Hecker1, Dr. rer. nat. René Kiesewetter 2, M.Eng. Dipl.-Ing. (FH) Jens Herrmann3,
Dr.-Ing. Jörg Rickert 4, Prof. Dr.-Ing. Horst-Michael Ludwig 5
1Scientific Assistant, Mortar Department, F.A. Finger Institute for Building Materials,
Bauhaus-Universität Weimar, Weimar/Germany
2Dow Produktions- und Vertriebs GmbH & OHG, Bomlitz/Germany
3Scientific Assistant, Cement Chemistry Department, VDZ gGmbH, Düsseldorf/Germany
4Head of Cement Chemistry Department, VDZ gGmbH, Düsseldorf/Germany
5Director of F.A. Finger Institute for Building Materials, Bauhaus-Universität Weimar, Weimar/Germany