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Prof. Dr. Hans Keppler

Prof. Dr. Hans Keppler

FakultätFaculty of Biology, Chemistry & Earth Sciences
Bavarian Research Institute of Experimental Geochemistry & Geophysics (BGI)


Professional background

2006 - 2012Director, Bayerisches Geoinstitut
2004 - presentProfessor, Bayerisches Geoinstitut
2000 - 2004Professor of Mineralogy, University of Tübingen
1990 - 2000Research Scientist / Heisenberg Fellow, Bayerisches Geoinstitut
1988 - 1990Research Fellow in Geology, California Institute of Technology


Education

1988Dr. rer. nat. (with distinction), University of Karlsruhe
1987Diploma in Chemistry (with distinction), University of Karlsruhe
1985Diploma in Mineralogy (with distinction), University of Karlsruhe


Awards and other responsibilities

2012Fellow of the Geochemical Society and of the European Association of Geochemistry
2010Bowen Award, American Geophysical Union
2010Fellow of the American Geophysical Union
2008Member of the German National Academy of Sciences (Leopoldina)
2008Member of the Bavarian Academy of Sciences
2004Fellow of the Mineralogical Society of America
2001Gottfried Wilhelm Leibniz Award, German Science Foundation (DFG)
1999American Mineralogist Citation for Excellence in Editing
1996Victor Moritz Goldschmidt Award, German Mineralogical Society (DMG)
1995Gerhard Hess Award, German Science Foundation (DFG)
1992Heinz Maier Leibnitz Award, German Federal Ministry for Research and Education


Editor

2007 -Editorial Board, Elements
2007 -Editorial Board, Contributions to Mineralogy and Petrology
1995 - 1999Associate Editor, American Mineralogist

FakultätFaculty of Biology, Chemistry & Earth Sciences
Bavarian Research Institute of Experimental Geochemistry & Geophysics (BGI)


  • Structure and properties of fluids and silicate melts
  • Water in nominally anhydrous minerals and Earth's internal water cycle
  • Behaviour of trace elements in magmatic-hydrothermal systems
  • Effect of volcanic eruptions on climate
  • Transport processes in subduction zones
  • Optical properties and radiative thermal conductivity of mantle minerals under high pressure

FakultätFaculty of Biology, Chemistry & Earth Sciences
Bavarian Research Institute of Experimental Geochemistry & Geophysics (BGI)


Selected publications

2023

Vlasov, Kirill; Audétat, Andreas; Keppler, Hans
H₂-H₂O immiscibility in Earth’s upper mantle
in Contributions to Mineralogy and Petrology volume 178 (2023) issue 7
doi:10.15495/EPub_UBT_00007486 ...

2022

Vlasov, K.; Keppler, Hans
Electrical Conductivity of KCI-H₂O Fluids in the Crust and Lithospheric Mantle
in Journal of Geophysical Research: Solid Earth volume 127 (2022) issue 4
doi:10.15495/EPub_UBT_00006688 ...

Szlachta, V.; Vlasov, K.; Keppler, Hans
On the stability of acetate in subduction zone fluids
in Geochemical Perspectives Letters volume 21 (2022) . - page 28-31
doi:10.7185/geochemlet.2213 ...

Keppler, Hans; Cialdella, Laura; Couffignal, Frédéric; Wiedenbeck, Michael
The solubility of N₂ in silicate melts and nitrogen partitioning between upper mantle minerals ...
in Contributions to Mineralogy and Petrology volume 177 (2022)
doi:10.1007/s00410-022-01948-z ...

2021

Rustioni, Greta; Audétat, Andreas; Keppler, Hans
The composition of subduction zone fluids and the origin of the trace element enrichment in arc ...
in Contributions to Mineralogy and Petrology volume 176 (2021)
doi:10.15495/EPub_UBT_00005852 ...

Huang, Yongsheng; Guo, Haihao; Nakatani, Takayuki; Uesugi, Kentaro; Nakamura, Michihiko; Keppler, Hans
Electrical Conductivity in Texturally Equilibrated Fluid-Bearing Forsterite Aggregates at 800°C ...
in Journal of Geophysical Research: Solid Earth volume 126 (2021) issue 4
doi:10.1029/2020JB021343 ...

Were, Patrick; Keppler, Hans
Trace element fractionation between biotite, allanite, and granitic melt
in Contributions to Mineralogy and Petrology volume 176 (2021)
doi:10.15495/EPub_UBT_00006046 ...

Rustioni, Greta; Audétat, Andreas; Keppler, Hans
A systematic assessment of the diamond trap method for measuring fluid compositions in high-pre ...
in American Mineralogist volume 106 (2021) issue 1. - page 28-37
doi:10.2138/am-2020-7453 ...

2020

Klumbach, Steffen; Keppler, Hans
Electrical conductivity of HCl-bearing aqueous fluids to 700 ºC and 1 GPa
in Contributions to Mineralogy and Petrology volume 175 (2020) issue 12
doi:10.15495/EPub_UBT_00005341 ...

2019

Guo, Haihao; Keppler, Hans
Electrical Conductivity of NaCl-Bearing Aqueous Fluids to 900 °C and 5 GPa
in Journal of Geophysical Research: Solid Earth volume 124 (2019) issue 2. - page 1397-1411
doi:10.1029/2018JB016658 ...

2018

Yoshioka, Takahiro; Wiedenbeck, Michael; Shcheka, Svyatoslav; Keppler, Hans
Nitrogen solubility in the deep mantle and the origin of Earth's primordial nitrogen budget
in Earth and Planetary Science Letters volume 488 (2018) . - page 134-143
doi:10.1016/j.epsl.2018.02.021 ...

Binder, Bernd; Wenzel, Thomas; Keppler, Hans
The partitioning of sulfur between multicomponent aqueous fluids and felsic melts
in Contributions to Mineralogy and Petrology volume 173 (2018)
doi:10.1007/s00410-018-1445-6 ...

Zarei, Alireza; Klumbach, Steffen; Keppler, Hans
The Relative Raman Scattering Cross Sections of H₂O and D₂O, with Implications for In Situ Stud ...
in ACS Earth and Space Chemistry volume 2 (2018) issue 9. - page 925-934
doi:10.1021/acsearthspacechem.8b00078 ...

2017

Keppler, Hans; Zarei, Alireza
Comment on "Experimentally-determined carbon isotope fractionation in and between methane-beari ...
in Earth and Planetary Science Letters volume 479 (2017) . - page 387-388
doi:10.1016/j.epsl.2017.09.040 ...

Sinmyo, Ryosuke; Keppler, Hans
Electrical conductivity of NaCl-bearing aqueous fluids to 600°C and 1 GPa
in Contributions to Mineralogy and Petrology volume 172 (2017)
doi:10.1007/s00410-016-1323-z ...

Keppler, Hans
Fluids and trace element transport in subduction zones
in American Mineralogist volume 102 (2017) issue 1. - page 5-20
doi:10.2138/am-2017-5716 ...

Masotta, Matteo; Keppler, Hans
A new hydrothermal moissanite cell apparatus for optical in-situ observations at high pressure ...
in American Mineralogist volume 102 (2017) issue 10. - page 2022-2031
doi:10.2138/am-2017-6093 ...

2016

Gutiérrez, Xochilt; Schiavi, Federica; Keppler, Hans
The adsorption of HCl on volcanic ash
in Earth and Planetary Science Letters volume 438 (2016) . - page 66-74
doi:10.1016/j.epsl.2016.01.019 ...

Masotta, Matteo; Keppler, Hans; Chaudhari, Alok
Fluid-melt partitioning of sulfur in differentiated arc magmas and the sulfur yield of explosiv ...
in Geochimica et Cosmochimica Acta volume 176 (2016) . - page 26-43
doi:10.1016/j.gca.2015.12.014 ...

Yang, Xiaozhi; Keppler, Hans; Li, Yan
Molecular hydrogen in mantle minerals
in Geochemical Perspectives Letters volume 2 (2016) issue 2. - page 160-168
doi:10.7185/geochemlet.1616 ...

Li, Y.; Marty, B.; Shcheka, Svyatoslav; Zimmermann, L.; Keppler, Hans
Nitrogen isotope fractionation during terrestrial core-mantle separation
in Geochemical Perspectives Letters volume 2 (2016) issue 2. - page 138-147
doi:10.7185/geochemlet.1614 ...

2015

Huang, Ruifang; Keppler, Hans
Anhydrite stability and the effect of Ca on the behavior of sulfur in felsic magmas
in American Mineralogist volume 100 (2015) issue 1. - page 257-266
doi:10.2138/am-2015-4959 ...

Duc-Tin, Quach; Keppler, Hans
Monazite and xenotime solubility in granitic melts and the origin of the lanthanide tetrad effe ...
in Contributions to Mineralogy and Petrology volume 169 (2015)
doi:10.1007/s00410-014-1100-9 ...

2013

Bali, Enikő; Audétat, Andreas; Keppler, Hans
Water and hydrogen are immiscible in Earth's mantle
in Nature volume 495 (2013) issue 7440. - page 220-222
doi:10.1038/nature11908 ...

Bernini, Diego; Audétat, Andreas; Dolejš, David; Keppler, Hans
Zircon solubility in aqueous fluids at high temperatures and pressures
in Geochimica et Cosmochimica Acta volume 119 (2013) . - page 178-187
doi:10.1016/j.gca.2013.05.018 ...

2012

Bali, Enikő; Keppler, Hans; Audétat, Andreas
The mobility of W and Mo in subduction zone fluids and the Mo-W-Th-U systematics of island arc ...
in Earth and Planetary Science Letters volume 351-352 (2012) . - page 195-207
doi:10.1016/j.epsl.2012.07.032 ...

2011

Bali, Enikő; Audétat, Andreas; Keppler, Hans
The mobility of U and Th in subduction zone fluids : an indicator of oxygen fugacity and fluid ...
in Contributions to Mineralogy and Petrology volume 161 (2011) issue 4. - page 597-613
doi:10.1007/s00410-010-0552-9 ...

Xiong, Xiaolin; Keppler, Hans; Audétat, Andreas; Ni, Huaiwei; Sun, Weidong; Li, Yuan
Partitioning of Nb and Ta between rutile and felsic melt and the fractionation of Nb/Ta during ...
in Geochimica et Cosmochimica Acta volume 75 (2011) issue 7. - page 1673-1692
doi:10.1016/j.gca.2010.06.039 ...

2009

Xiong, Xiaolin; Keppler, Hans; Audétat, Andreas; Gudfinnsson, Gudmundur; Sun, Weidong; Song, Maoshuang; Xiao, Wansheng; Yuan, Li
Experimental constraints on rutile saturation during partial melting of metabasalt at the amphi ...
in American Mineralogist volume 94 (2009) issue 8-9. - page 1175-1186
doi:10.2138/am.2009.3158 ...

2008

Baier, Johannes; Audétat, Andreas; Keppler, Hans
The origin of the negative niobium tantalum anomaly in subduction zone magmas
in Earth and Planetary Science Letters volume 267 (2008) issue 1-2. - page 290-300
doi:10.1016/j.epsl.2007.11.032 ...

Keppler, Hans; Audétat, Andreas
Vulkaneruptionen : Ursachen und Vorhersagen
in Physik in unserer Zeit volume 39 (2008) issue 3. - page 132-138
doi:10.1002/piuz.200801164 ...

2007

Duc-Tin, Quach; Audétat, Andreas; Keppler, Hans
Solubility of tin in (Cl, F)-bearing aqueous fluids at 700 °C, 140 MPa : a LA-ICP-MS study on s ...
in Geochimica et Cosmochimica Acta volume 71 (2007) issue 13. - page 3323-3335
doi:10.1016/j.gca.2007.04.022 ...

2005

Keppler, Hans; Audétat, Andreas
Fluid-mineral interaction at high pressure
Mineral behaviour at extreme conditions : university texbook
Budapest : Eötvös Univ. Press, 2005. - page 225-251 . - (EMU Notes in Mineralogy; 7)

Audétat, Andreas; Keppler, Hans
Solubility of rutile in subduction zone fluids, as determined by experiments in the hydrotherma ...
in Earth and Planetary Science Letters volume 232 (2005) issue 3-4. - page 393-402
doi:10.1016/j.epsl.2005.01.028 ...

2004

Audétat, Andreas; Keppler, Hans
Viscosity of fluids in subduction zones
in Science volume 303 (2004) issue 5657. - page 513-516
doi:10.1126/science.1092282 ...

FakultätFaculty of Biology, Chemistry & Earth Sciences
Bavarian Research Institute of Experimental Geochemistry & Geophysics (BGI)


Prof. Dr. Hans Keppler
Chair of Experimental Geophysics
Director of the Bavarian Research Institute of Experimental Geochemistry & Geophysics (BGI)

University of Bayreuth
95440 Bayreuth

Phone: +49 (0) 921 / 55-3744
E-mail: Hans.Keppler@uni-bayreuth.de
Homepage: Hans Keppler

Webmaster: Ph.D. Florian Heidelbach

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