Students and Postdoctoral researchers
BSc students:
Thomas Steilmann (May – Sep 2011)
thesis title: The structural state of perovskite-type PbSc0.5Ta0.5O3 relaxor ferroelectric under an electric field
Felipe Pina Binvignat (May – Sep 2011)
thesis title: High-pressure Raman spectroscopy of metamict zircon
André Rohrbeck (May – Sep 2012)
thesis title: Resonance Raman spectroscopy of relaxor ferroelectrics
Franziska Keilflug (May – Sep 2012)
thesis title: Raman spectroscopic characterization of various tourmalines
Marek Rutkowski (May – Sep 2012)
thesis title: Synthesis and characterization of ferroelastic Pb3(V0.99P0.01O4)2
Marieke Hoog Antink (May – Sep 2013)
thesis title: Raman spectroscopic study of metamict titanite under high pressure
Stefanie Meyer (May – Sep 2013)
thesis title: Crystal chemistry of amphiboles studied by Raman spectroscopy
Martina Burgdorf (May – Sep 2015 )
thesis title: Raman spectroscopic study of the crystal chemistry of tourmalines from Erongo, Namibia
Irina Margaritescu (May – Sep 2016)
thesis title: Local structure and dynamics of the ferroelectric (1-x)PbTiO3-xBiMg0.5Ti0.5O3 with x = 0.20 studied by Raman spectroscopy
Isabel Tatjana Andric (May 2017 – Feb 2018)
thesis title: Temperature-induced structural transformations in A-site vacant amphiboles studied by Raman spectroscopy
Constanze Rösche (May – Nov 2018)
thesis title: Thermal stability and oxidation processes in amphiboles on the tremolite – ferro-actinolite join studied by Raman spectroscopy
Lena Nicolaisen (May 2019 – Oct 2019)
thesis title: Oxidation processes in Fe-containing holmquistite
Leonie Tipp (May – Nov 2020)
thesis title: Weathering processes in engraved marble studied by Raman spectroscopy
Kei Yin Ngan (Jul – Dec 2021)
thesis title: Oxidation processes in Fe-rich tourmalines studied by polarized Raman spectroscopy: foitite vs schorl
Lennard Stöck (Jan 2023 – )
tentative title: Thermal stability and oxidation processes in Fe-bearing talc studied by Raman spectroscopy
MSc / Diploma students:
Tobias Beirau (May 2009 – Oct 2009)
thesis title: Raman spectroscpic study of the system Pb3(PO4)2 - Pb3(AsO4)2
Novak Ivkov (Oct 2009 – Apr 2010)
thesis title: The structure of opal varieties: vibrational spectroscopic and X-ray diffraction studies
Tim Prüßmann (Oct 2010 – Mar 2011)
thesis title: Ferroic atomic clustering in pure and Ba-doped PbSc0.5Ta0.5O3 studied by X-ray diffraction and Raman scattering
Thomas Steilmann (Oct 2011 - Oct 2013)
thesis title: Perovskite-type Pb-based relaxor ferroelectrics studied by temperature-dependent Raman spectroscopy under an external electric field.
Felipe Pina Binvignat (Oct 2011 – March 2015)
thesis title: Pressure-induced structural changes in metamict zircon
Lisa Leißner (Oct 2012 - Oct 2014)
thesis title: Crystal chemistry of amphiboles studied by Raman spectroscopy
André Rohrbeck (Oct 2012 – March 2015)
thesis title: Nanoscale structural phenomena in perovskite-type relaxor ferroelectrics studied by resonance Raman spectroscopy
Irina Margaritescu (Oct 2016 – Aug 2018)
thesis title: Temperature-induced structural transformations in the ferroelectric solid solution (1-x)PbTiO3-xBiNi0.5Ti0.5O3 across the morphotropic phase boundary
Stefan Maltruschat (March – Dec 2019, fisrt supervisor Prof. Dr. Jens Hartmann)
thesis title: The stability and dissolution behaviour of ikaite (CaCO3.6H2O) in seawater - implications for climate engineering
Oguzhan Maras (Oct 2019 – Dec 2021)
Thesis title: Temperature-induced phase transitions in ferroelectric (1-x)PbTiO3-xBiZn0.5Ti0.5O3 ceramics.
Constanze Rösche (Oct 2020 – Aug 2021 )
thesis title: Pressure-induced structural changes in Fe-bearing amphiboles: glaucophane and actinolite.
Leonie Tipp (Jan 2023 – )
tentative title: High-pressure/temperature behaviour of zircon inclusions in garnet: implications for elastic thermobarometry
Kei Yin Ngan (Jan 2023 – )
tentative title: Oxidation processes and thermal decomposition of Fe-bearing glaucophane
PhD students:
Anna-Maria Welsch (Oct 2006 – Dec 2009),
thesis title: High-pressure Raman scattering of pure and doped PbSc0.5Ta0.5O3 and PbSc0.5Nb0.5O3 single crystals
Bernd Maier (April 2007 – May 2010)
thesis title: Phase transitions in advanced relaxor-ferroelectric materials of perovskite-type structure
Naemi Waeselmann (Oct 2009 - Sep 2012)
thesis title: Structural transformations in complex perovskite-type relaxor and relaxor-based ferroelectrics at high pressures and temperatures
Tobias Beirau (Jan 2010 - Jan 2013)
thesis title: Annealing-induced recrystallization of radiation-damaged titanite and allanite
Irina Margaritescu (Feb 2019 – )
tentative title: Temperature- and pressure-driven phase transitions in (1-x)PbTiO3-xBiMeO3 ferroelectric single crystals
Stylianos Aspiotis (Mai 2019 – Feb 2023)
Understanding written artefacts on rock-based supports at the atomic-scale level: weathering and crystal chemistry of the rock-forming minerals
Constanze Rösche (Sep 2021 – )
tentative title: Pressure-induced structural changes in Fe-bearing amphiboles: glaucophane and actinolite
Visiting PhD students:
Gemma de la Flor Martin, University of the Basque Country, Spain (Feb 2012, Apr 2012 – Jun 2012, Oct 2012)
Anton Prasetyo, Institute of Technology Bandung, Indonesia, (Jun 2012 – Aug 2012, Nov 2014 – Feb 2015)
Nicola Campomenosi, University of Genova, Italy (April 2017, Sep 2017, Nov 2017, Mar 2018, Jul 2018)
Marta Morana, University of Pavia, Italy (Nov 2019 – Feb 2020)
Lisa Baratelli, University of Milan, Italy (Apr 2022 – Jun 2022, May 2023)
PostDocs:
Dr. Vera Marinova (Feb 2006 – May 2006)
Dr. Torben Scholz (Jan 2007 – Mar 2008)
Dr. Bernd Maier (Jul 2010 – Mar 2012)
Dr. Michael Wehber (Apr 2012 – Jun 2012)
Dr. Anke Watenphul (May 2014 – Apr 2017)
Dr. Kaustuv Datta (May 2015 – Dec 2021 )
Dr. Gemma de la Flor Martin (Feb 2016 – Jan 2019 ), fellowship of the Basque Government
Dr. Naemi Waeselmann-Mayer (Sep 2017 – Sep 2020)
Dr. Mariko Nagashima (Apr 2018 – Jul 2018), Alexander-von-Humboldt fellowship
Dr. Simone Bernardini (Mar 2021 – Jul 2021, Oct 2022 – Nov 2022)
Dr. Nicola Campomenosi (Apr 2021 – Mar 2023), Alexander-von-Humboldt fellowship
Dr. Stylianos Aspiotis (Jan 2023 – )
Dr. Mattia Gilio (Sep 2023 – ), Alexander-von-Humboldt fellowship