Members from the BGI, University Bayreuth


sorted by name

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Abeykoon, Sumith
(M.Sc. 2018, Bayreuth), Doctoral Researcher

Tel. +49 (0)921 55-3743
Room BGI 3.1.01, University of Bayreuth
Email Sumith.Abeykoon@Uni-Bayreuth.DE

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Audétat, Andreas
(Ph.D. 1999, Zürich)

Tel. +49 (0)921 55-3713
Room BGI 6.1.06, University of Bayreuth
Email Andreas.Audetat@uni-bayreuth.de

Speciality:
Geochemistry of melts and fluids, subduction zone processes, ore deposits

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Boffa Ballaran, Tiziana
(Ph.D. 1997, Pavia)

Tel. +49 (0)921 55-3738 / +49 (0)921 55-3740 / +49 (0)921 55-3741 / +49 (0)921 55-3742
Room BGI 2.1.05 / BGI 2.1.07 / BGI 2.1.08 / BGI 2.1.09, University of Bayreuth
Email Tiziana.Boffa-Ballaran@Uni-Bayreuth.DE

Speciality:
Solid solutions, cation ordering, high-pressure and high-temperature phase transitions in minerals

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Bondar, Dmitry
(M.Sc. 2017, Moscow), Doctoral Researcher

Tel. +49 (0)921 55-3745
Room BGI 5.1.05, University of Bayreuth
Email Dmitry.Bondar@Uni-Bayreuth.DE

Speciality:
Water partitioning between upper mantle minerals and melts
References to Articles in BGI Annual Reports:
2017 Enrolled in the IRTG at the BGI
2019 Fast-quenching multianvil technique (D. Bondar, H. Fei, A.C. Withers and T. Katsura)

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Cialdella, Laura
(B.Sc. 2015, Padova), Doctoral Researcher

Tel. +49 (0)921 55-3746
Room BGI 3.1.05, University of Bayreuth
Email Laura.Cialdella@Uni-Bayreuth.DE

Speciality:
References to Articles in BGI Annual Reports:
2018 Enrolled in the IRTG at the BGI
2019 The solubility of N2 in silicate melts (L. Cialdella, M. Wiedenbeck/Potsdam and H. Keppler)

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Dominijanni, Serena
(M.Sc. 2018, Roma), Doctoral Researcher

Tel. +49 (0)921 55-3839
Room BGI 3.1.05, University of Bayreuth
Email Serena.Dominijanni@Uni-Bayreuth.DE

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Druzhbin, Dmitry
(M.Sc. 2014 Novosibirsk), Associated Doctoral Researcher

Tel.
Room
Email

Left BGI: 2020-12-31

Speciality:
Measurement of Si self-diffusion coefficient of high-pressure minerals as a function of water content.
References to Articles in BGI Annual Reports:
2019 The effect of oxygen fugacity on water solubility in forsterite (K. Nishida, D. Druzhbin, H. Fei and T. Katsura)
2019 Silicon and oxygen self-diffusion coefficients in wadsleyite (D. Druzhbin, H. Fei, R. Dohmen/Bochum, Y. Lin/Beijing, C. Zhang/Beijing and T. Katsura)

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Dubrovinskaia, Natalia
(Ph.D. 1989, Moscow)

Tel. +49 (0)921 55-3880
Room BGI 5.2.04, University of Bayreuth, Laboratory of Crystallography
Email natalia.dubrovinskaia@uni-bayreuth.de

Speciality:
Material Physics and Technology at Extreme Conditions

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Dubrovinsky, Leonid
(Ph.D. 1986, Moscow)

Tel. +49 (0)921 55-3736 / +49 (0)921 55-3707
Room BGI 2.1.03, University of Bayreuth
Email Leonid.Dubrovinsky@uni-bayreuth.de

Speciality:
Phase transformations and chemical reactions at ultra-high pressures and temperatures; Ultra-high pressure and temperature crystallography

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Eberhard, Lisa
(M.Sc. 2017, Bern), Doctoral Researcher

Tel. +49 (0)921 55-3735
Room BGI 2.1.02, University of Bayreuth
Email Lisa1.Eberhard@Uni-Bayreuth.DE

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Eichheimer, Philipp
(M.Sc. 2016, Mainz), Doctoral Researcher

Tel.
Room
Email

Left BGI: 2020-01-31
PhD Defense: February 11, 2020, ‘Fluid flow in porous media: A combined numerical and experimental approach’


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Frost, Dan
(Ph.D. 1996, Bristol)

Tel. +49 (0)921 55-3737
Room BGI 2.1.04, University of Bayreuth
Email Dan.Frost@Uni-Bayreuth.DE

Speciality:
Phase relations of the Earth's deep interior; thermo-dynamic properties of minerals and fluids; Terrestrial Core formation; Mineral rheological properties.

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Golabek, Gregor
(Ph.D. 2010, ETH Zürich)

Tel. +49 (0)921 55-3710
Room BGI 6.1.03, University of Bayreuth
Email Gregor.Golabek@UNI-BAYREUTH.DE

Speciality:
Numerical modelling of Earth and planetary interiors

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Huang, Rong
(M.Sc. 2014 Peking), Associated Doctoral Researcher

Tel. +49 (0)921 55-3735
Room BGI 2.1.02, University of Bayreuth
Email Rong.Huang@uni-bayreuth.de

PhD Defense: February 3, 2020, ‘Bridgmanite crystal chemistry and iron content in the Earth's lower mantle’


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Katsura, Tomoo
(Ph.D. 1991, Okayama)

Tel. +49 (0)921 55-3791
Room BGI 3.1.03, University of Bayreuth
Email tomo.katsura@uni-bayreuth.de

Speciality:
Physic and chemistry of the Earth's interior; High-pressure mineral physics

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Keppler, Hans
(Dr. rer. nat. 1988, Karlsruhe)

Tel. +49 (0)921 55-3744 / +49 (0)921 55-3752 / +49 (0)921 55-3754
Room BGI 3.1.02 / BGI 4.1.05 / BGI 4.1.07, University of Bayreuth
Email Hans.Keppler@Uni-Bayreuth.DE

Speciality:
Experimental Geochemisty and Geophysics

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Koemets, Egor
(M.Sc. 2015, Novosibirsk), Doctoral Researcher

Tel. +49 (0)921 55-3717
Room BGI 7.1.01, University of Bayreuth
Email Egor.Koemets@Uni-Bayreuth.DE

PhD Defense: April 27, 2020, ‘The crystal chemistry of iron oxides and oxyhydroxides at extreme conditions: implications for the deep Earth's oxygen cycle’

Speciality:
Oxygen behaviour at conditions of Earth's lower mantle and core
References to Articles in BGI Annual Reports:
2016 Enrolled in the IRTG at the BGI
2017 Crystal structure of Fe-bearing MgCO3 tetracarbonate at 95 GPa from single-crystal X-ray diffraction (S. Chariton, E. Bykova/Hamburg, M. Bykov, V. Cerantola/Grenoble, E. Koemets, G. Aprilis, M. Hanfland/Grenoble, C.A. McCammon and L.S. Dubrovinsky)
2017 Novel compounds in the iron-nitrogen system synthesized in laser-heated diamond anvil cells (M. Bykov, E. Bykova/Hamburg, G. Aprilis, K. Glazyrin/Hamburg, E. Koemets,… and L.S, Dubrovinsky)
2017 Investigation of chemical reactions between Fe and oxygen at pressures up to 70 GPa and high temperature (E. Koemets, E. Bykova/Hamburg, M. Bykov, G. Aprilis, S. Chariton;… and L.S. Dubrovinsky)
2017 Diamond anvils with a round table (DART-anvils) designed for high-pressure experiments in DAC (L.S. Dubrovinsky, N.A. Dubrovinskaia/Bayreuth, E. Koemets, M. Bykov, G. Aprilis/Bayreuth;...V. Prakapenka and E. Greenberg/Argonne)
2017 A portable system for the measurement of optical losses of visible light in DACs (T. Fedotenko/Bayreuth, S. Khandarkhaeva, E. Koemets, N.A. Dubrovinskaia/Bayreuth and L.S. Dubrovinsky)
2018 Single-crystal X-ray diffraction studies of Fe2O3 at pressures over 200 GPa (S. Khandarkhaeva, M. Bykov, T. Fedotenko/Bayreuth, E. Koemets, N.A. Dubrovinskaia/ Bayreuth and L.S. Dubrovinsky, in collaboration with E. Bykova/Hamburg and P. Sedmak/Grenoble)
2018 Novel iron oxides obtained from goethite (FeOOH) decomposition at HP-HT conditions (E. Koemets and M. Bykov; G. Aprilis and T. Fedotenko/Bayreuth; S. Chariton, S. Khandarkhaeva, I. Koemets, M. Thielmann, N.A. Dubrovinskaia/Bayreuth and L.S. Dubrovinsky)
2018 The seismic detectability of carbonates in Earth's mantle (S. Chariton, C.A. McCammon, D. Vasiukov/Bayreuth, M. Stekiel/Frankfurt/M., V. Cerantola/Grenoble, I. Kupenko/Münster, G. Aprilis and T. Fedotenko/Bayreuth, E. Koemets,… and L.S. Dubrovinsky)
2018 Compressibility of Fe0.5Mg0.5Al0.5Si0.5O3 bridgmanite at pressures up to 60 GPa (I. Koemets, Z. Liu, E. Koemets, T. Katsura and L.S. Dubrovinsky, in collaboration with M. Hanfland/Grenoble)
2018 High-pressure synthesis of a nitrogen-rich inclusion compound ReN8·xN2 with conjugated polymeric nitrogen chains (M. Bykov, E. Bykova/Hamburg, E. Koemets, T. Fedotenko/ Bayreuth, G. Aprilis/Bayreuth,… and L.S. Dubrovinsky)
2018 Compact laser heating setup for ultra-high pressure applications (T. Fedotenko and G. Aprilis/Bayreuth; E. Koemets and L.S. Dubrovinsky; N.A. Dubrovinskaia/Bayreuth)
2018 Diamond anvils with a round table (DART-anvils) and conical crown (L.S. Dubrovinsky, and E. Koemets; N.A. Dubrovinskaia/Bayreuth)
2019 A new series of homologous compounds in the Fe-O system (E. Bykova/Hamburg, M. Bykov, E. Koemets, I. Koemets, N.A. Dubrovinskaia/Bayreuth, L.S. Dubrovinsky; K. Glazyrin and H.- P. Liermann/Hamburg, M. Mezouar/Grenoble and V.B. Prakapenka/Argonne)
2019 Hydrogen bond symmetrization and spin crossover in (Fe,Al)OOH upon compression at ambient temperature (I. Koemets, E. Koemets, T. Ishii and L.S. Dubrovinsky)
2019 Electronic properties of metal hydrides (T. Meier, F. Trybel, S. Khandarkhaeva, G. SteinleNeumann, S. Chariton, G. Criniti, E. Koemets, T. Fedotenko/Bayreuth,… and L.S. Dubrovinsky)
2019 Pressure-formed novel polynitrogen specie in the Mg-N2 system (D. Laniel/Bayreuth, B. Winkler/Frankfurt, E. Koemets, T. Fedotenko/Bayreuth, M. Bykov, L.S. Dubrovinsky and N.A. Dubrovinskaia/Bayreuth)
2019 Synthesis and structure of copper hydrides at high pressure (G. Criniti, T. Meier, T. Fedotenko/Bayreuth, S. Khandarkhaeva, E. Koemets, D. Laniel/Bayreuth, S. Chariton/Chicago and L.S. Dubrovinsky)
2019 Interaction between FeOOH and NaCl at extreme conditions: Synthesis of novel Na2FeCl4OHx compound (E. Koemets, L.S. Dubrovinsky, E. Bykova, K. Glazyrin/Hamburg and L. Yuan, in collaboration with E. Ohtani/Sendai)
2019 In situ X-ray transmission microscopy in laser heating diamond anvil cells as a new method to detect melting (T. Fedotenko/Bayreuth, G. Aprilis/Hamburg, E. Koemets, L.S. Dubrovinsky, N.A. Dubrovinskaia/Bayreuth;… A. Snigirev and A. Barannikov/Kaliningrad)
2019 Development of a single-crystal diffractometer coupled with a pulsed double-sided laser heating system for time-resolved X-ray diffraction of samples at high temperatures and pressures (G. Aprilis/Bayreuth, K. Glazyrin and J.T. Roeh/Hamburg, T. Fedotenko/Bayreuth, E. Koemets,…N.A. Dubrovinskaia/Bayreuth)
2019 Monitoring oxygen fugacity in diamond anvil cells (S. Dominijanni, C.A. McCammon, L.S. Dubrovinsky, N. Miyajima, D.J. Frost and E. Koemets)

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Koemets, Iuliia
(M.Sc. 2018, Bayreuth), Associated Doctoral Researcher

Tel. +49 (0)921 55-3708
Room BGI 6.1.01, University of Bayreuth
Email Iuliia.Koemets@Uni-Bayreuth.DE

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Marquardt, Hauke
(Dr. rer. nat. 2009, Berlin)

Tel.
Room BGI , University of Bayreuth
and
University of Oxford Department of Earth Sciences
Email hauke.marquardt@earth.ox.ac.uk

Speciality:
Matter at conditions of Earth's deep interior: Elasticity, deformation, transport properties

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Marquardt, Katharina
(Dr. rer. nat. 2010, Berlin)

Tel. +44 (0)20 7594 9534
Room University of Bayreuth
and
Imperial College London Department of Materials
Email k.marquardt@imperial.ac.uk

Speciality:
Earth deep materials, physics/chemistry of minerals and interfaces, TEM, SEM studies

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Marzotto, Enrico
(M.Sc. 2016, Padova), Doctoral Researcher

Tel. +49 (0)921 55-3724
Room BGI 1.1.04, University of Bayreuth
Email Enrico.Marzotto@Uni-Bayreuth.DE

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McCammon, Catherine
(Ph.D. 1984, ANU)

Tel. +49 (0)921 55-3709 / +49 (0)921 55-3753
Room BGI 6.1.02 / BGI 4.1.06, University of Bayreuth
Email Catherine.McCammon@Uni-Bayreuth.DE

Speciality:
Physics and chemistry of minerals.

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Melai, Caterina
(M.Sc. 2017, Bayreuth), Doctoral Student

Tel. +49 (0)921 55-3730
Room BGI 1.1.05, University of Bayreuth
Email Caterina.Melai@Uni-Bayreuth.DE

Speciality:
Fractionation processes affecting volatile-bearing fluids and melts in the deep mantle
References to Articles in BGI Annual Reports:
2017 Enrolled in the IRTG at the BGI
2017 The oxidation state of iron in highly refractory peridotites (L. Ziberna, V. Cerantola/ Grenoble, G. Bulanova/Bristol, C. Smith/Bristol, L. Faccincani/Padova, C. Melai, C.A. McCammon and D.J. Frost)
2017 High-pressure behaviour of magnetite-magnesioferrite solid solution (C. Melai, A. Kurnosov and T. Boffa Ballaran, in collaboration with L. Uenver-Thiele and A.B. Woodland/Frankfurt)
2018 The growth of diamonds from mantle sulphides (C. Melai, D.J. Frost and T. Boffa Ballaran)
2018 A synchrotron Mössbauer study of Mg-chromite-bearing xenoliths and diamonds from the Murowa kimberlite, Zimbabwe (L. Ziberna, V. Cerantola/Hamburg, S. Milani/Milano, G. Bulanova/Bristol, C. Smith/Bristol, A.I. Chumakov/Grenoble, L. Faccincani/Padova, C. M
2018 Pressure, temperature and oxygen fugacity dependence of ferric iron content in ferropericlase (C. Melai, D.J. Frost, T. Boffa Ballaran and C.A. McCammon)
2019 The conditions of sub-lithospheric diamond formation constrained from ferric iron-rich exsolution in ferropericlase inclusions in diamond (C. Melai, D.J. Frost, T. Boffa Ballaran and C.A. McCammon)
2019 Nitrogen solubility in hydrous minerals and nitrogen isotope fractionation in subduction zones (C. Melai and D.J. Frost, in collaboration with Y. Furukawa, A. Ishida and A. Suzuki/ Sendai)

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Miyajima, Nobuyoshi
(Ph.D. 1997, Hokkaido University)

Tel. +49 (0)921 55-3728
Room BGI 1.1.03, University of Bayreuth
Email nobuyoshi.miyajima@uni-bayreuth.de

Speciality:
High pressure mineralogy, Operation and supervising TEM laboratory

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Putak Juriček, Marija
(M.Sc. 2016, Zagreb), Doctoral Researcher

Tel. +49 (0)921 55-3729
Room BGI 1.1.02, University of Bayreuth
Email Marija.Putak-Juricek@Uni-Bayreuth.DE

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Rubie, David
(Ph.D. 1971, Leicester)

Tel. +49 (0)921 55-3711
Room BGI 6.1.04, University of Bayreuth
Email Dave.Rubie@Uni-Bayreuth.DE

Speciality:
Kinetics of mineral reactions, diffusion and rheology at high pressure; mechanisms of core formation in planetary bodies

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Rustioni, Greta
(M.Sc. 2016, Pavia), Doctoral Researcher

Tel. +49 (0)921 55-3878
Room BGI 5.2.01, University of Bayreuth
Email Greta.Rustioni@Uni-Bayreuth.DE

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Satta, Niccolò
(M.Sc. 2017, Rome), Doctoral Researcher

Tel. +49 (0)921 55-3726
Room BGI 1.1.01, University of Bayreuth
Email Niccolo.Satta@Uni-Bayreuth.DE

PhD Defense: June 30, 2020, ‘High Pressure Minerals in the Earth and Moon: Understanding the Lunar Impact History and Earth’s Deep Water Cycle’


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Steinle-Neumann, Gerd
(Ph.D. 2001, Michigan)

Tel. +49 (0)921 55-3702
Room BGI 5.1.01, University of Bayreuth
Email g.steinle-neumann@uni-bayreuth.de

Speciality:
Computational high pressure physics and mineralogy; structure of Earth's deep interior

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Thielmann, Marcel
(Dr. sc. ETH 2014, Zürich), Associated Postdoctoral Researcher

Tel. +49 (0)921 55-3721
Room BGI 7.1.05, University of Bayreuth
Email marcel.thielmann@uni-bayreuth.de

Speciality:
Numerical modelling of rock deformation and strain localization on all scales from the grain scale to the lithosphere
References to Articles in BGI Annual Reports:
2016 The influence of viscoelasticity on the stress state of the lithosphere: A comparison between a sticky air and real free surface approaches (M. Thielmann, in collaboration with V. Patocka/Prague)
2016 Grain size assisted thermal runaway in mantle rocks: Impact of complex rheologies (M. Thielmann)
2017 Numerical modelling of water in Earth's mantle (P. Eichheimer, M. Thielmann, G.J. Golabek)
2017 The effect of an interconnected weak layer network on lower mantle dynamics (M. Urgese, G.J. Golabek, H. Marquardt, M. Thielmann and J. Hernlund/Tokyo)
2017 3D numerical permeability determination (P. Eichheimer, M. Thielmann, G.J. Golabek, in collaboration with W. Fujita, M. Nakamura and S. Okumura/Sendai)
2017 Mineral scale modelling of two-phase deformation with application to the lower mantle (M. Thielmann, G.J. Golabek and H. Marquardt)
2017 Rheology of forsterite: Crystal slip plasticity vs. grain boundary sliding (C. Bollinger, K. Marquardt, F. Ferreira, M. Thielmann and P. Knödler/Bayreuth)
2017 Interplay between shear heating and grain size evolution in ductile shear zones (M. Thielmann and T. Duretz/Rennes)
2017 LH-DAC experiments with metal-encapsulated samples: Preliminary results and numerical modelling (M.A. Baron/Paris, O.T. Lord/Bristol, M.J. Walter/Bristol, M. Thielmann, N. Miyajima; S. Petitgirard and R.G. Trønnes/Oslo)
2018 From topology to rheology: Layer formation in bridgmanite-ferropericlase mixtures (M. Thielmann, G.J. Golabek and H. Marquardt/Oxford)
2018 Deep superslow earthquakes and ductile shear zone formation (M. Thielmann; in collaboration with T. Duretz/Rennes)
2018 A numerical and experimental study on permeability of porous media (P. Eichheimer; W. Fujita, S. Okumura, M. Nakamura and T. Nakatani/Sendai; M. Thielmann and G.J. Golabek)
2018 Novel iron oxides obtained from goethite (FeOOH) decomposition at HP-HT conditions (E. Koemets and M. Bykov; G. Aprilis and T. Fedotenko/Bayreuth; S. Chariton, S. Khandarkhaeva, I. Koemets, M. Thielmann, N.A. Dubrovinskaia/Bayreuth and L.S. Dubrovinsky)
2018 Experimental determination of carbon diffusion in liquid iron at high pressure (A.M. Rebaza, E.S. Posner, M. Thielmann, and D.C. Rubie)
2018 Stencil rescaling: A new method for permeability computation of porous media (P. Eichheimer, W. Fujita/Sendai, M. Thielmann, A. Popov/Mainz, G.J. Golabek and B.J.P. Kaus/Mainz)
2018 Effect of grid resolution on tectonic regimes in global-scale convection models (E. Marzotto, M. Thielmann and G.J. Golabek)
2019 Thermomechanical evolution of cometesimals (V. Szlachta, G.J. Golabek and M. Thielmann, in collaboration with M. Jutzi/Bern)
2019 Effect of water on lattice thermal conductivity in ringwoodite and implications for thermal evolution of stagnant slabs (E. Marzotto, W.-P. Hsieh/Taipei, T. Ishii, K.-H. Chao/Honolulu, G.J. Golabek, M. Thielmann and E. Ohtani/Sendai)
2019 The P-T dependence of permeability in serpentinites and fluid pathways in subduction zones (L. Eberhard, P. Eichheimer, M. Thielmann, D.J. Frost and G.J. Golabek, in collaboration with A. Suzuki/Sendai)
2019 Ferropericlase control of lower mantle rheology (M. Thielmann and G.J. Golabek, in collaboration with H. Marquardt/Oxford)
2019 Numerical/experimental study of microstructure and permeability in porous granular media (P. Eichheimer, M. Thielmann, W. Fujita/Sendai, G.J. Golabek; M. Nakamura, S. Okumura and T. Nakatani/Sendai; M.O. Kottwitz/Mainz)
2019 Pore-scale permeability prediction for Newtonian and non-Newtonian fluids (P. Eichheimer, M. Thielmann, A. Popov/Mainz, G.J. Golabek, W. Fujita/Sendai; M.O. Kottwitz and B.J.P. Kaus/Mainz)
2019 Effect of grid resolution on tectonic regimes in global-scale convection models (E. Marzotto, M. Thielmann and G.J. Golabek)

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Yatso, Kassidy Nikole
(M.Sc. 2011, Michigan; M.Sc.FB. 2012, Helsinki), Coordinator of the IRTG

Tel. +49 (0)921 55-3878, Mon/Wed/Thu
Room BGI 5.2.01, University of Bayreuth
Email Kassidy.Yatso@uni-bayreuth.de

Speciality:
International communications and relocation, academic editing, media and marketing content, and social networking.

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Yuan, Liang
(Ph.D. 2019, Sendai), Associated Postdoctoral Researcher
*Tohoku IRTG Doctoral Researcher from October 2016 - June 2019

Tel. +49 (0)921 55-3712
Room BGI 6.1.05, University of Bayreuth
Email Liang.Yuan@Uni-Bayreuth.DE