Teaching
- Vorlesung und Übungen „Experimental methods in Petrology”
(Ulmer, Rohrbach, Mann, Wohlers) - Übungen zu Baumaterial der Erde
Vollmer, Rohrbach - Vorlesung „Gesteinsbildende Minerale“
(Rohrbach) - „Mikroskopie der gesteinsbildenden Minerale“
(Schmid-Beurmann, John, Rohrbach) - Field camp
(1 wöchig, Harz)
- Vorlesung und Übungen „Experimental methods in Petrology”
Forschungsschwerpunkte
- Redox processes in the Earth’s deep mantle
- Volatiles in Earth’s mantle and the deep carbon cycle
- Metal – silicate element partitioning and the formation of Earth’s core
- Improvements in valence state determination using transmission electron microscopy
Vita
Akademische Ausbildung
- Doctoral degree at the Institut für Mineralogie, Westfälische Wilhelms-Universität Münster, Germany. Thesis: The oxidation state of the Earth's asthenosphere; high–pressure experiments and energy–filtered TEM analyses. Advisor: Prof. C. Ballhaus
- Studies in mineralogy, Institut für Mineralogie, Westfälische Wilhelms-Universität Münster, Germany
- Diploma in mineralogy at the Institut für Mineralogie, Westfälische Wilhelms-Universität Münster. Thesis: Petrologische Untersuchungen an Pikriten der Salomonen Inseln (in German).
Beruflicher Werdegang
- Akademischer Rat, Institut für Mineralogie, Westfälische Wilhelms-Universität Münster
- Junior Professor for analytical petrology at the Institut für Mineralogie, Westfälische Wilhelms-Universität Münster
- Post-doctoral researcher at the Institute of Geochemistry and Petrology, ETH Zürich, Switzerland
- Research assistant (doctoral candidate) at the Westfälische Wilhelms-Universität Münster and Universität Bonn
Preise
- Bernd Rendel-Preis – Deutsche Forschungsgemeinschaft (DFG)
Projekte
- SFB TRR 170 - C01: Experimentelle Untersuchung zur Verteilung volatile Elemente bei der Kernbildung in terrestrischen Planeten ( – )
Teilprojekt in DFG-Verbund koordiniert an der Universität Münster: DFG - Sonderforschungsbereich | Förderkennzeichen: TRR 170/2 - SFB TRR 170 - C01: Verteilungsverhalten von siderophilen volatilen Elementen während der Kernbildung ( – )
Teilprojekt in DFG-Verbund koordiniert außerhalb der Universität Münster: DFG - Sonderforschungsbereich | Förderkennzeichen: TRR 170/1 - Der Einfluss von Redoxbedingungen auf Phasenbeziehungen und Schmelzbildung im oberen Erdmantel ( – )
Eigenmittelprojekt - P-T-fO2 Stabilität reduzierter Phasen im tiefen Erdmantel: Experimentelle Untersuchungen im System Fe-Ni-C-S ( – )
Eigenmittelprojekt
- SFB TRR 170 - C01: Experimentelle Untersuchung zur Verteilung volatile Elemente bei der Kernbildung in terrestrischen Planeten ( – )
Publikationen
- . (). Thermal Stability of F-rich Phlogopite and K-richterite during Partial Melting of Metasomatized Mantle Peridotite with Implications for Deep Earth Volatile Cycles. Journal of Geophysical Research - Solid Earth, 129(3), e2023JB0. doi: 10.1029/2023JB028202.
- . (). Trace element partitioning in the lunar magma ocean: an experimental study. Contributions to Mineralogy and Petrology, 179, Article 45. doi: 10.1007/s00410-024-02118-z.
- . (). Experimental Constraints on the Origin of the Lunar High-Ti Basalts. Journal of Geophysical Research: Planets, 129(8), Article e2023JE008239. doi: 10.1029/2023JE008239.
- . (). The effect of COH fluids on partial melting of eclogite and lherzolite under moderately oxidizing and reducing conditions. Chemical Geology, 121219. doi: 10.1016/j.chemgeo.2022.121219.
- . (). Preferential mobilisation of oxidised iron by slab-derived hydrous silicate melts. Geochemical Perspectives Letters, 24, 43–47. doi: 10.7185/geochemlet.2304.
- . (). Experimental and petrological investigations into the origin of the lunar Chang'e 5 basalts. Icarus, 402, 15625. doi: 10.1016/j.icarus.2023.115625.
- . (). High-pressure melting in metapelites of a 2 Ga old subducted oceanic crust (Usagaran belt, Tanzania): implications from melt inclusions, fluid inclusions and thermodynamic modelling. Contributions to Mineralogy and Petrology, 178, Article 84. doi: https://doi.org/10.1007/s00410-023-02063-3.
- . (). The Fe(Ni)–C–N‑phase diagram at 10 GPa—implications for nitrogen and carbon storage in the deep mantle. Contributions to Mineralogy and Petrology, 179(3), 1–14. doi: 10.1007/s00410-023-02084-y.
- . (). Synthesis of large amounts of volatile element-bearing silicate glasses using a two-stage melting process. ACS Earth and Space Chemistry, 6(4), 1108–1111. doi: 10.1021/acsearthspacechem.2c00020.
- . (). The stability of antigorite in subduction zones revisited: The effect of F on antigorite stability and its breakdown reactions at high pressures and high temperatures, with implications for the geochemical cycles of halogens. Contributions to Mineralogy and Petrology, 177, 70. doi: 10.1007/s00410-022-01934-5.
- . (). Partitioning of Ru, Pd, Ag, Re, Pt, Ir and Au between sulfide-, metal- and silicate liquid at highly reduced conditions: implications for terrestrial accretion and aubrite parent body evolution. Geochimica et Cosmochimica Acta, 336, 15–32. doi: 10.1016/j.gca.2022.08.021.
- . (). Textures induced by the coesite-stishovite transition and implications for the visibility of the X-discontinuity. Geochemistry, Geophysics, Geosystems, 23(10), e2022GC010544. doi: https://doi.org/10.1029/2022GC010544.
- . (). Constraining the presence of amphibole and mica in metasomatized mantle sources through halogen partitioning experiments. Lithos, 380-381, 105859. doi: 10.1016/j.lithos.2020.105859.
- . (). A hydrothermal apparatus for X-ray absorption spectroscopy of hydrothermal fluids at DESY. Review of Scientific Instruments, 92, 063903. doi: 10.1063/5.0044767.
- . (). Clarifying source assemblages and metasomatic agents for basaltic rocks in eastern Australia using olivine phenocryst compositions. Lithos, 390–391, 106122. doi: 10.1016/j.lithos.2021.106122.
- . (). Natural Fe-bearing aluminous bridgmanite in the Katol L6 chondrite. Proceedings of the National Academy of Sciences of the United States of America, 118(40), e2108736118–. doi: 10.1073/pnas.2108736118.
- . (). Experimental investigation of Ru isotope fractionation between metal, silicate and sulfide melts. Chemical Geology, 580, 120384. doi: 10.1016/j.chemgeo.2021.120384.
- . (). Minimal Dentinal Tubule Penetration of Endodontic Sealers in Warm Vertical Compaction by Direct Detection via SEM Analysis. Journal of Clinical Medicine, 10(19), 4440. doi: 10.3390/jcm10194440.
- . (). Debunking the Concept of Dentinal Tubule Penetration of Endodontic Sealers: Sealer Staining with Rhodamine B Fluorescent Dye Is an Inadequate Method. Materials (Basel), 14(12), 3211. doi: 10.3390/ma14123211.
- . (). An Improved Electron Microprobe Method for the Analysis of Halogens in Natural Silicate Glasses. Microscopy and Microanalysis, 26, 1–10. doi: 10.1017/S1431927620013495.
- . (). An experimental assessment of the potential of sulfide saturation of the source regions of eucrites and angrites: Implications for asteroidal models of core formation, late accretion and volatile element depletions. Geochimica et Cosmochimica Acta, 269, 39–62. doi: 10.1016/j.gca.2019.10.006.
- . (). Erratum: An improved electron microprobe method for the analysis of halogens in natural silicate glasses (Microscopy and Microanalysis (2020) 26:5 (857-866)). Microscopy and Microanalysis, 26(5), 1076. doi: 10.1017/S1431927620024551.
- . (). Ferric-ferrous iron ratios of experimental majoritic garnet and clinopyroxene as a function of oxygen fugacity. American Mineralogist, 105, 1866–1874. doi: 10.2138/am-2020-7265.
- . (). Decomposition of single-source precursors under high-temperature high-pressure to access osmium-platinum refractory alloys. Journal of Alloys and Compounds, 813, 152121. doi: 10.1016/j.jallcom.2019.152121.
- . (). Effect of calcium on the elasticity of majoritic garnets and the seismic gradients in the mantle transition zone. Physics of the Earth and Planetary Interiors, 293.
- . (). Mineralogy, Structure, and Habitability of Carbon-Enriched Rocky Exoplanets: A Laboratory Approach. Astrobiology, 19. doi: 10.1089/ast.2018.1930.
- . (). The effect of fluorine on the stability of wadsleyite: Implications for the nature and depths of the transition zone in the Earth’s mantle. Earth and Planetary Science Letters, 482, 236–244. doi: 10.1016/j.epsl.2017.11.011.
- . (). High-pressure high-temperature tailoring of high entropy alloys for extreme environments. Journal of Alloys and Compounds, 738, 491–500. doi: 10.1016/j.jallcom.2017.12.216.
- . (). Experimentally determined trace element partition coefficients between hibonite, melilite, spinel, and silicate melts. Data in Brief, 21, 2447–2463. doi: 10.1016/j.dib.2018.10.100.
- . (). Reflectance spectra of synthetic Fe-free ortho-and clinoenstatites in the UV/VIS/IR and implications for remote sensing detection of Fe-free pyroxenes on planetary surfaces. Planetary and Space Science, 159. doi: 10.1016/j.pss.2018.04.006.
- . (). Synthesis of spherical graphite particles and their application as cathode material in dual-ion cells. ECS Transactions, 66(11).
- . (). The storage capacity of fluorine in olivine and pyroxene under upper mantle conditions. Geochimica et Cosmochimica Acta, 208, 160–170. doi: 10.1016/j.gca.2017.03.043.
- . (). Experimental constraints on mantle metasomatism caused by silicate and carbonate melts. Lithos, 282-283, 173–186. doi: 10.1016/j.lithos.2017.03.004.
- . (). The role of F-clinohumite in volatile recycling processes in subduction zones. Geology, 45(5), 443–446. doi: 10.1130/G38788.1.
- . (). Experimental constraints on the stability of baddeleyite and zircon in carbonate- and silicate-carbonate melts. American Mineralogist, 102, 860–866. doi: 10.2138/am-2017-5870.
- . (). The great sulfur depletion of Earth's mantle is not a signature of mantle–core equilibration. Contributions to Mineraloly and Petrology, 172, 68.
- . (). An experimental investigation of the stability of majoritic garnet in the Earth’s mantle and an improved majorite geobarometer. Contributions to Mineralogy and Petrology, 171(50). doi: 10.1007/s00410-016-1255-7.
- . (). Synthesis of Spherical Graphite Particles and Their Application as Cathode Material in Dual-Ion Cells. ECS Transactions, 66(11), 1–12. doi: 10.1149/06611.0001ecst.
- . (). Thermodynamic and magnetic properties of knorringite garnet (Mg3Cr2Si3O12) based on low-temperature calorimetry and magnetic susceptibility measurements. Physics and Chemistry of Minerals, 41, 341–346. doi: 10.1007/s00269-013-0653-x.
- . (). Natural moissanite (SiC) – a low temperature mineral formed from highly fractionated ultrareducing COH-fluids. Progress in Earth and Planetary Sciences, 2014(1:27). doi: 10.1186/s40645-014-0027-0.
- . (). The stability of Fe-Ni carbides in the Earth's mantle: Evidence for a low Fe-Ni-C melt fraction in the deep mantle. Earth and Planetary Science Letters, 388, 211–221. doi: 10.1016/j.epsl.2013.12.007.
- . (). Synthesis of trace element bearing single crystals of Chlor-Apatite (Ca5(PO4)3Cl) using the flux growth method. Chemistry Central Journal, 7, 56. doi: 10.1186/1752-153X-7-56.
- . (). The U/Pb ratio of the Earth's mantle-A signature of late volatile addition. Earth and Planetary Science Letters, 362, 237–245. doi: 10.1016/j.epsl.2012.11.049.
- . (). Single-crystal equation of state of phase D to lower mantle pressures and the effect of hydration on the buoyancy of deep subducted slabs. Journal of Geophysical Research: Solid Earth, 118, 6124–6133. doi: 10.1002/2013JB010060.
- . (). New thermodynamic data for CoTiO3, NiTiO3 and CoCO3 based on low-temperature calorimetric measurements. Chemistry Central Journal, 5, 54. doi: 10.1186/1752-153X-5-54.
- . (). Experimental Evidence for a Reduced Metal-saturated Upper Mantle. Journal of Petrology, 52(4), 717–731. doi: 10.1093/petrology/egq101.
- . (). Redox freezing and melting in the Earth's deep mantle resulting from carbon-iron redox coupling. Nature, 472(7342), 209–212.
- . (). The oxidation state of the Earth’s asthenosphere; high-pressure experiments and energy-filtered TEM analyses. (Dissertationsschrift). Westfälische Wilhelms-Universität Münster.
- . (). Metal saturation in the upper mantle. Nature, 449(7161), 456–458. doi: 10.1038/nature06183.
- . (). Petrological constraints on the origin of arc picrites, New Georgia Group, Solomon Islands. Contributions to Mineralogy and Petrology, 149(6), 685–698. doi: 10.1007/s00410-005-0675-6.
- . (). Geochemical constraints on the petrogenesis of arc picrites and basalts, New Georgia Group, Solomon Islands. Contributions to Mineralogy and Petrology, 148(3), 288–304. doi: 10.1007/s00410-004-0604-0.
Betreute Promotionen
Hackler, Sebastian Partitioning of siderophile volatile elements during core formation Loroch, Dominik Partitioning of siderophile volatile elements during core formation Flemetakis, Stamatis Halogens in the mantle: An experimental and analytical study Liu, Zairong Redox controls on partial melting in the Earth's mantle Colombo Carniel, Larissa Perovskite stability in kimberlite melt