Dr Heidemarie Eva Höfer

Max Planck Institute, Frankfurt

Education and Career

1982:   Diploma in Mineralogy/Crystallography at Technical University (RWTH) Aachen; Master Thesis at company Dornier System GmbH, Friedrichshafen: Crystal chemistry and electrical conductivity in oxidic La-Cr-Ni-Perovskites.

            Award: Springorum-Denkmünze presented by RWTH

1989:   PhD at the Mineralogic-Petrographic Institute of the University of Cologne: The deformation of Sodium Nitrate single crystals

1990 – 1995: research fellow at Max-Panck-Institute in Mainz (group of Gerhard Brey)

1995 – present: part of the academic staff at the Institute of Geosciences, Goethe-University; in the group of Gerhard Brey until 2014 and of Horst Marschall since 2016 (Mineralogy, petrology and geochemistry).
Supervisor of the electron microprobe and SEM labs.

2013:   Award: Abraham-Gottlob-Werner-Medaille in Gold presented by the German Mineralogical            
                          Society (DMG)


Current research

·         Development of an in situ method with the electron microprobe for the determination of the iron oxidation in solid materials on the microscale (“flank method”)

·         Determination of Fe2+/Fe3+ with the flank method in synthetic minerals (garnet, pyroxene) and extending the application to natural minerals for oxygen fugacity calculation

·         Quantitative analysis of light elements (B, N, O) with the electron microprobe

·         Contract research for the development and quality control of industrial materials with partners from industry

·         Cooperation with partners from other universities


Basic and advanced lectures in

·         Geomaterials

·         Microanalysis with EPMA, SEM, and XRF

·         Polarizing microscopy (universal stage)

·         Flank method held at

·         the Australian National University, Canberra, Sept. 2006 and Aug. 2018

·         Goethe Universität Frankfurt, 2011, 2013

·         Peking University, Beijing, Dec. 2015

·         Geophysical Laboratory, Feb. 2018