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The Effect of the Garnet Content on Deformation Mechanisms and Weakening of Eclogite: Insights From Deformation Experiments and Numerical Simulations
We performed deformation experiments on omphacite-garnet aggregates at a temperature of 1000°C, a confining pressure of 2.5 GPa, and a …
A. Rogowitz
,
M. Thielmann
,
K. Kraus
,
B. Grasemann
,
J. Renner
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DOI
A New Method for Determining Fluid Flux at High Pressures Applied to the Dehydration of Serpentinites
A new method to determine fluid flux at high pressures and temperatures has been developed and used to study serpentinites at …
L. Eberhard
,
M. Thielmann
,
P. Eichheimer
,
A. Néri
,
A. Suzuki
,
M. Ohl
,
W. Fujita
,
K. Uesugi
,
M. Nakamura
,
G. J. Golabek
,
D. J. Frost
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DOI
Narrow, Fast, and “Cool” Mantle Plumes Caused by Strain‐Weakening Rheology in Earth's Lower Mantle
The rheological properties of Earth’s lower mantle are key for mantle dynamics and planetary evolution. The main rock‐forming …
A. J. P. Gülcher
,
G. J. Golabek
,
M. Thielmann
,
M. D. Ballmer
,
P. J. Tackley
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DOI
Experimental determination of carbon diffusion in liquid iron at high pressure
The transport properties of liquid iron alloys at high pressure (P) and temperature (T) are essential for understanding the formation, …
Anna M. Rebaza
,
Esther S. Posner
,
Marcel Thielmann
,
David C. Rubie
,
Gerd Steinle-Neumann
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DOI
Experimental determination of carbon diffusion in liquid iron at high pressure
Goethite, α-FeOOH, is a major phase among oxidized iron species, commonly called rust. We studied the behavior of iron (III) …
Egor Koemets
,
Timofey Fedotenko
,
Saiana Khandarkhaeva
,
Maxim Bykov
,
Elena Bykova
,
Marcel Thielmann
,
Stella Chariton
,
Georgios Aprilis
,
Iuliia Koemets
,
Konstantin Glazyrin
,
Hanns-Peter Liermann
,
Michael Hanfland
,
Eiji Ohtani
,
Natalia Dubrovinskaia
,
Catherine McCammon
,
Leonid Dubrovinsky
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DOI
A transdisciplinary and community-driven database to unravel subduction zone initiation
Subduction zones are pivotal for the recycling of Earthtextquoterights outer layer into its interior. However, the conditions under …
Fabio Crameri
,
Valentina Magni
,
Mathew Domeier
,
Grace E Shephard
,
Kiran Chotalia
,
George Cooper
,
Caroline M Eakin
,
Antoniette Greta Grima
,
Derya Gürer
,
Ágnes Király
,
Elvira Mulyukova
,
Kalijn Peters
,
Boris Robert
,
Marcel Thielmann
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DOI
Contributions of Grain Damage, Thermal Weakening, and Necking to Slab Detachment
We investigate the impact of three coupled weakening mechanisms on the viscous detachment of a stalled lithospheric slab: structural …
Marcel Thielmann
,
Stefan M Schmalholz
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DOI
Effect of water on lattice thermal conductivity of ringwoodite and its implications for the thermal evolution of descending slabs
Key Points: Ringwoodite thermal conductivity is reduced by 40% due to the presence of 1.73 wt% water in the crystal structure. Lower …
Enrico Marzotto
,
Wen-Pin Hsieh
,
Takayuki Ishii
,
Keng-Hsien Chao
,
Gregor J Golabek
,
Marcel Thielmann
,
Eiji Ohtani
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DOI
Combined numerical and experimental study of microstructure and permeability in porous granular media
Abstract.
Fluid flow on different scales is of interest for several Earth science disciplines like petrophysics, hydrogeology and …
Philipp Eichheimer
,
Marcel Thielmann
,
Wakana Fujita
,
Gregor J Golabek
,
Michihiko Nakamura
,
Satoshi Okumura
,
Takayuki Nakatani
,
Maximilian O Kottwitz
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DOI
Can grain size reduction initiate transform faults? - Insights from a 3D numerical study
Abstract Oceanic transform faults formed at mid-ocean ridges are intrinsic features of modern plate tectonics. Nevertheless, numerical …
Jana C Schierjott
,
Marcel Thielmann
,
Antoine B Rozel
,
Gregor J Golabek
,
Taras V Gerya
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