Veröffentlichungen "Keppler, Hans"

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.
ISSN 2410-3403
DOI: https://doi.org/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.
ISSN 0016-7037
DOI: https://doi.org/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.
ISSN 1811-5217
DOI: https://doi.org/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 Origin of the "Sediment Fingerprint" in Arc Magmas.
In: Geochemistry, Geophysics, Geosystems. Bd. 25 (2024) Heft 2 . - e2023GC011342.
ISSN 1525-2027
DOI: https://doi.org/10.1029/2023GC011342

2023

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

Putak Juriček, Marija ; Keppler, Hans:
Amphibole stability, water storage in the mantle, and the nature of the lithosphere-asthenosphere boundary.
In: Earth and Planetary Science Letters. Bd. 608 (2023) . - 118082.
ISSN 0012-821X
DOI: https://doi.org/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 . - 36.
ISSN 1432-0967
DOI: https://doi.org/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 . - e2022JB024080.
ISSN 2169-9356
DOI: https://doi.org/10.1029/2022JB024080

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.
ISSN 2410-3403
DOI: https://doi.org/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 and basalt.
In: Contributions to Mineralogy and Petrology. Bd. 177 (2022) . - 83.
ISSN 1432-0967
DOI: https://doi.org/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 magmas.
In: Contributions to Mineralogy and Petrology. Bd. 176 (2021) . - 51.
ISSN 1432-0967
DOI: https://doi.org/10.1007/s00410-021-01810-8

Huang, Yongsheng ; Guo, Haihao ; Nakatani, Takayuki ; Uesugi, Kentaro ; Nakamura, Michihiko ; Keppler, Hans:
Electrical Conductivity in Texturally Equilibrated Fluid-Bearing Forsterite Aggregates at 800°C and 1 GPa : Implications for the High Electrical Conductivity Anomalies in Mantle Wedges.
In: Journal of Geophysical Research: Solid Earth. Bd. 126 (2021) Heft 4 . - e2020JB021343.
ISSN 2169-9356
DOI: https://doi.org/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) . - 74.
ISSN 1432-0967
DOI: https://doi.org/10.1007/s00410-021-01831-3

Rustioni, Greta ; Audétat, Andreas ; Keppler, Hans:
A systematic assessment of the diamond trap method for measuring fluid compositions in high-pressure experiments.
In: American Mineralogist. Bd. 106 (2021) Heft 1 . - S. 28-37.
ISSN 1945-3027
DOI: https://doi.org/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 . - 114.
ISSN 1432-0967
DOI: https://doi.org/10.1007/s00410-020-01754-5

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.
ISSN 2169-9356
DOI: https://doi.org/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.
ISSN 0012-821X
DOI: https://doi.org/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) . - 18.
ISSN 1432-0967
DOI: https://doi.org/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 Studies of Isotope Fractionation.
In: ACS Earth and Space Chemistry. Bd. 2 (2018) Heft 9 . - S. 925-934.
ISSN 2472-3452
DOI: https://doi.org/10.1021/acsearthspacechem.8b00078

2017

Keppler, Hans ; Zarei, Alireza:
Comment on "Experimentally-determined carbon isotope fractionation in and between methane-bearing melt and fluid to upper mantle temperatures and pressures" by Mysen.
In: Earth and Planetary Science Letters. Bd. 479 (2017) . - S. 387-388.
ISSN 0012-821X
DOI: https://doi.org/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) . - 4.
ISSN 1432-0967
DOI: https://doi.org/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.
ISSN 1945-3027
DOI: https://doi.org/10.2138/am-2017-5716

Masotta, Matteo ; Keppler, Hans:
A new hydrothermal moissanite cell apparatus for optical in-situ observations at high pressure and high temperature, with applications to bubble nucleation in silicate melts.
In: American Mineralogist. Bd. 102 (2017) Heft 10 . - S. 2022-2031.
ISSN 1945-3027
DOI: https://doi.org/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.
ISSN 0012-821X
DOI: https://doi.org/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 explosive volcanic eruptions.
In: Geochimica et Cosmochimica Acta. Bd. 176 (2016) . - S. 26-43.
ISSN 0016-7037
DOI: https://doi.org/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.
ISSN 2410-3403
DOI: https://doi.org/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.
ISSN 2410-3403
DOI: https://doi.org/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.
ISSN 1945-3027
DOI: https://doi.org/10.2138/am-2015-4959

Duc-Tin, Quach ; Keppler, Hans:
Monazite and xenotime solubility in granitic melts and the origin of the lanthanide tetrad effect.
In: Contributions to Mineralogy and Petrology. Bd. 169 (2015) . - 8.
ISSN 1432-0967
DOI: https://doi.org/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.
ISSN 1476-4687
DOI: https://doi.org/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.
ISSN 0016-7037
DOI: https://doi.org/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 magmas.
In: Earth and Planetary Science Letters. Bd. 351-352 (2012) . - S. 195-207.
ISSN 0012-821X
DOI: https://doi.org/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 salinity.
In: Contributions to Mineralogy and Petrology. Bd. 161 (2011) Heft 4 . - S. 597-613.
ISSN 1432-0967
DOI: https://doi.org/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 partial melting of hydrous metabasalt.
In: Geochimica et Cosmochimica Acta. Bd. 75 (2011) Heft 7 . - S. 1673-1692.
ISSN 0016-7037
DOI: https://doi.org/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 amphibolite to eclogite transition, with applications to TTG genesis.
In: American Mineralogist. Bd. 94 (2009) Heft 8-9 . - S. 1175-1186.
ISSN 1945-3027
DOI: https://doi.org/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.
ISSN 0012-821X
DOI: https://doi.org/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.
ISSN 1521-3943
DOI: https://doi.org/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 synthetic fluid inclusions.
In: Geochimica et Cosmochimica Acta. Bd. 71 (2007) Heft 13 . - S. 3323-3335.
ISSN 0016-7037
DOI: https://doi.org/10.1016/j.gca.2007.04.022

2005

Keppler, Hans ; Audétat, Andreas:
Fluid-mineral interaction at high pressure.
In: Miletich, Ronald (Hrsg.): Mineral behaviour at extreme conditions : university texbook. - Budapest : Eötvös Univ. Press , 2005 . - S. 225-251 . - (EMU Notes in Mineralogy ; 7 )
ISBN 9634638376

Audétat, Andreas ; Keppler, Hans:
Solubility of rutile in subduction zone fluids, as determined by experiments in the hydrothermal diamond anvil cell.
In: Earth and Planetary Science Letters. Bd. 232 (2005) Heft 3-4 . - S. 393-402.
ISSN 0012-821X
DOI: https://doi.org/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.
ISSN 1095-9203
DOI: https://doi.org/10.1126/science.1092282