Ongoing:

Aalkali uptake by C-S-H containing Al (C-A-S-H)

Emilie L'Hôpital

Supervisor Empa: Dr. Barbara Lothenbach

Academic supervisor: Prof. Dr. Karen Skrivener, EPFL Lausanne

Multi-contrast X-ray imaging of water and microstructure in cement-based materials

Fei Yang
Supervisor Empa: Dr. Michele Griffa
Co-supervisor Empa: Dr. Iwan Jerjen

Academic supervisor: Prof. Dr. Pietro Lura, ETH Zurich

CEM X: Hydration of mulit-component cements

Axel Schöler
Supervisor Empa: Dr. Barbara Lothenbach
Co-supervisor Empa: Dr. Frank Winnefeld

Academic supervisor:

Shrinkage and cracking in cementitious maerials

Carmelo di Bella

Supervisors Empa: Prof. Dr. Pietro Lura
Co-supervisor Empa: Mateusz Wyrzykowski

Academic supervisor: Prof. Dr. Pietro Lura, ETH Zurich

Completed:

List of completed dissertations:

Enhancing the reactivity of Portland fly ash cement
Florian Deschner
Supervisors Empa: Dr. Frank Winnefeld
Co-supervisor Empa: Dr. Barbara Lothenbach
Academic supervisor: Prof. Dr. Jürgen Neubauer, FAU Erlangen

Resistance against sulfate attack
Wolfgang Kunther
Supervisor Empa: Dr. Barbara Lothenbach
Academic supervisor: Prof. K. Scrivener, EPF Lausanne

Fe-containing hydrates and their fate during cement hydration: thermodynamic data and experimental
Belay Zeleke Dilnesa
Supervisor Empa: Dr. Barbara Lothenbach
Co-supervisor: Dr. Erich Wieland, PSI
Academic supervisor: Prof. K. Scrivener, EPF Lausanne

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Interaction of PCE polyelectrolytes with cement mineral surfaces: a study from the macro to the nano scale
Lucia Ferrari
Supervisors Empa: Dr. Frank Winnefeld, Dr. Josef Kaufmann
Academic supervisor: Prof. Johann Plank, TU Munich

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Shrinkage reducing admixtures in self compacting concretes and mortars
Arnd Bernd Eberhardt
Supervisor Empa: Dr. Josef Kaufmann
Academic supervisor: Prof. J. Stark, Univ. of Weimar
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Cement-superplasticizer interaction: link between macroscopic phenomena and microstructural data of the early cement hydration (2008)
Anatol Zingg
Supervisors Empa: Dr. Frank Winnefeld, Dr. Lorenz Holzer
Academic supervisor: Prof. L. Gauckler, ETH Zürich
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Thermodynamics of cement hydration (2008)
Thomas Matschei
Supervisor Empa: Dr. Barbara Lothenbach
Academic supervisor: Prof. F. P. Glasser, Univ. of Aberdeen
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Thomas Matschei won the following award: Hans-Jürgen Kuzel Preisfond 2008 (pdf)

A thermodynamic approach to cement hydration: The role of retarding admixtures and Fe-minerals during the hydration of cements (2007)
Göril Möschner
Supervisor Empa: Dr. Barbara Lothenbach
Academic supervisor: Prof. R. Kretzschmar, ETH Zürich
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Sulfate attack and the role of internal carbonate on the formation of thaumasite (2007)
Thomas Schmidt
Supervisors Empa: Dr. Barbara Lothenbach, Dr. Michael Romer
Academic supervisor: EPF Lausanne, Prof. K. Scrivener
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Hydration mechanisms of activated blast furnace slag (2006)
Astrid Gruskovnjak
Supervisors Empa: Dr. Barbara Lothenbach, Dr. Frank Winnefeld
Academic supervisor: PD U. Mäder, Univ. of  Bern

AFM study of water absorption and transport in cement on a molecular scale (2006)
Tianhe Yang
Supervisors Empa: Dr. Lorenz Holzer, Dr. Frank Winnefeld, Dr. Josef Kaufmann
Academic supervisor: Prof. B. Keller, ETH Zürich
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