2:00pm - 2:15pmCO2 mineralization of hardened cement pastes: on the influence of cement composition on CO2 uptake and pozzolanic reactivity
Tobias Bader, Katja Pesch, Matthias Böhm, Jörg Rickert
VDZ Technology gGmbH, Germany
2:15pm - 2:30pmCarbonation of Different Hydrated Cement Pastes – A 29Si and 27Al NMR study
Lukas Deffner1, Marie Singer2, Daniel Jansen2, Torben Gädt1
1Technical University Munich, Germany; 2Friedrich Alexander University Erlangen-Nürnberg
2:30pm - 2:45pmEffects of Relative Humidity and Temperature on Carbonation Dynamics of CaO and Ca(OH)2
Lisa Mingzhe Sun1, Connor Hewson1, Majid Naderi1, Daryl Williams1,2, Paul Iacomi1
1Surface Measurement Systems Ltd., Alperton, London, HA0 4PE; 2Department of Chemical Engineering, Imperial College London, SW7 2AZ
2:45pm - 3:00pmComposition and thermodynamic properties of the alumina-silica gel formed upon aqueous carbonation of C-S-H and ettringite
Jiayi Song1, Maciej Zajac2, Barbara Lothenbach3, Jørgen Skibsted1
1Department of Chemistry and Interdisciplinary Nanoscience Center (iNANO), Aarhus University, Denmark; 2Global R&D HeidelbergCement AG, Germany; 3Empa, Laboratory for Concrete & Construction Chemistry, Switzerland
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