Prof. Dr. Hans Keppler

2024

Rustioni, Greta; Wiedenbeck, M.; Miyajima, Nobuyoshi; Chanyshev, Artem; Keppler, Hans
Magnesiowüstite as a major nitrogen reservoir in Earth's lowermost mantle
In: Geochemical Perspectives Letters Bd. 28 (2024) . - S. 43-47
doi:10.7185/geochemlet.2401 ...

Liu, Siqi; Keppler, Hans
The mobility of copper, zinc, molybdenum, and tungsten in subduction zone fluids
In: Geochimica et Cosmochimica Acta Bd. 365 (2024) . - S. 174-185
doi:10.1016/j.gca.2023.11.009 ...

Keppler, Hans; Ohtani, Eiji; Yang, Xiaozhi
The Subduction of Hydrogen : Deep Water Cycling, Induced Seismicity, and Plate Tectonics
In: Elements Bd. 20 (2024) Heft 4. - S. 229-234
doi:10.2138/gselements.20.4.229 ...

Putak Juriček, Marija; Audétat, Andreas; Keppler, Hans
Trace Element Partitioning Between Saline Aqueous Fluids and Subducted Metasediments, and the O ...
In: Geochemistry, Geophysics, Geosystems Bd. 25 (2024) Heft 2
doi:10.1029/2023GC011342 ...

2023

Keppler, Hans
The mobility of Cu, Zn, Mo, and W in subduction zone fluids
In: figshare (2023)
doi:10.6084/m9.figshare.23823078.v2 ...

Putak Juriček, Marija; Keppler, Hans
Amphibole stability, water storage in the mantle, and the nature of the lithosphere-asthenosphe ...
In: Earth and Planetary Science Letters Bd. 608 (2023)
doi:10.1016/j.epsl.2023.118082 ...

Vlasov, Kirill; Audétat, Andreas; Keppler, Hans
H₂-H₂O immiscibility in Earth's upper mantle
In: Contributions to Mineralogy and Petrology Bd. 178 (2023) Heft 7
doi:10.1007/s00410-023-02019-7 ...

2022

Vlasov, K.; Keppler, Hans
Electrical Conductivity of KCI-H₂O Fluids in the Crust and Lithospheric Mantle
In: Journal of Geophysical Research: Solid Earth Bd. 127 (2022) Heft 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 Bd. 21 (2022) . - S. 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 Bd. 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 Bd. 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 Bd. 126 (2021) Heft 4
doi:10.1029/2020JB021343 ...

Were, Patrick; Keppler, Hans
Trace element fractionation between biotite, allanite, and granitic melt
In: Contributions to Mineralogy and Petrology Bd. 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 Bd. 106 (2021) Heft 1. - S. 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 Bd. 175 (2020) Heft 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 Bd. 124 (2019) Heft 2. - S. 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 Bd. 488 (2018) . - S. 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 Bd. 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 Bd. 2 (2018) Heft 9. - S. 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 Bd. 479 (2017) . - S. 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 Bd. 172 (2017)
doi:10.1007/s00410-016-1323-z ...

Keppler, Hans
Fluids and trace element transport in subduction zones
In: American Mineralogist Bd. 102 (2017) Heft 1. - S. 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 Bd. 102 (2017) Heft 10. - S. 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 Bd. 438 (2016) . - S. 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 Bd. 176 (2016) . - S. 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 Bd. 2 (2016) Heft 2. - S. 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 Bd. 2 (2016) Heft 2. - S. 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 Bd. 100 (2015) Heft 1. - S. 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 Bd. 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 Bd. 495 (2013) Heft 7440. - S. 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 Bd. 119 (2013) . - S. 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 Bd. 351-352 (2012) . - S. 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 Bd. 161 (2011) Heft 4. - S. 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 Bd. 75 (2011) Heft 7. - S. 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 Bd. 94 (2009) Heft 8-9. - S. 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 Bd. 267 (2008) Heft 1-2. - S. 290-300
doi:10.1016/j.epsl.2007.11.032 ...

Keppler, Hans; Audétat, Andreas
Vulkaneruptionen : Ursachen und Vorhersagen
In: Physik in unserer Zeit Bd. 39 (2008) Heft 3. - S. 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 Bd. 71 (2007) Heft 13. - S. 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. - S. 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 Bd. 232 (2005) Heft 3-4. - S. 393-402
doi:10.1016/j.epsl.2005.01.028 ...

2004

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