Luminescence rigidochromism as a probe for the setting of gypsum plaster

Kunkely, Horst and Vogler, Arnd (2008) Luminescence rigidochromism as a probe for the setting of gypsum plaster. MATERIALS CHEMISTRY AND PHYSICS, 109 (2-3). pp. 506-509. ISSN 0254-0584,

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Abstract

The setting of gypsum plaster can be monitored by luminescence rigidochromism. The progress of the setting process which is accompanied by hardening is indicated by a blue shift of the phosphorescence of a suitable water soluble rhenium complex. This rigidity increase of the plaster/water mixture takes place in two phases. In the beginning the rigidity increase is rather large while in the second much longer phase it is relatively small. The addition of a plasticizer (or retarder) keeps the rigidity smaller in the beginning, but only slightly affects the final rigidity of the set plaster. (c) 2008 Elsevier B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: ; luminescence rigidochromism; gypsum; plaster; hydraulic mortar; plasticizer
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Arnd Vogler
Depositing User: Dr. Gernot Deinzer
Date Deposited: 29 Oct 2020 08:24
Last Modified: 29 Oct 2020 08:24
URI: https://pred.uni-regensburg.de/id/eprint/30734

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