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Helene Piet
Helene Piet
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Core formation and core composition from coupled geochemical and geophysical constraints
J Badro, JP Brodholt, H Piet, J Siebert, FJ Ryerson
Proceedings of the National Academy of Sciences 112 (40), 12310-12314, 2015
1242015
Spin and valence dependence of iron partitioning in Earth’s deep mantle
H Piet, J Badro, F Nabiei, T Dennenwaldt, SH Shim, M Cantoni, C Hébert, ...
Proceedings of the National Academy of Sciences 113 (40), 11127-11130, 2016
512016
Geochemical constraints on the size of the moon‐forming giant impact
H Piet, J Badro, P Gillet
Geophysical Research Letters 44 (23), 11,770-11,777, 2017
132017
Blocked radiative heat transport in the hot pyrolitic lower mantle
SS Lobanov, N Holtgrewe, G Ito, J Badro, H Piet, F Nabiei, JF Lin, ...
Earth and Planetary Science Letters 537, 116176, 2020
102020
Dehydration of δ-AlOOH in Earth’s Deep Lower Mantle
H Piet, KD Leinenweber, J Tappan, E Greenberg, VB Prakapenka, ...
Minerals 10 (4), 384, 2020
82020
Effect of nickel on the high-pressure phases in FeH
H Piet, AVG Chizmeshya, B Chen, S Chariton, E Greenberg, ...
Physical Review B 104 (22), 224106, 2021
32021
Electron energy loss near edge structures as a tool to elucidate natural and artificial minerals structures
T Dennenwaldt, F Nabiei, D Alexander, J Badro, P Gillet, H Piet, C Hébert
Microscopy and Microanalysis 23 (S1), 2154-2155, 2017
12017
Hydrogen in the deep mantle
SH Shim, C Nisr, H Piet, H Chen, B Ko, T Kim, H Allen-Sutter, S Chariton, ...
2022 Goldschmidt Conference, 2022
2022
Impacts of Hydrogen on the Chemistry and Structure of Rocky Planets Cores
SH Shim, H Piet, S Fu, B Ko, T Kim, Y Lee, V Prakapenka, S Chariton
AGU Fall Meeting Abstracts 2021, DI23A-01, 2021
2021
Effects of Hydrogen on the Phase Relations in Fe‐FeS at Pressures of Mars‐Sized Bodies
H Piet, K Leinenweber, E Greenberg, VB Prakapenka, SH Shim
Journal of Geophysical Research: Planets 126 (11), e2021JE006942, 2021
2021
Superstoichiometric Alloying of H and Close-Packed FeNi under High Pressures: Implications for Hydrogen Storage in Planetary Cores
H Piet, A Chizmeshya, B Chen, S Chariton, E Greenberg, V Prakapenka, ...
2020
Superstoichiometric Alloying of FeNi with H and Hydrogen Storage in the Interiors of Giant Planets
S Shim, H Piet, A Chizmeshya, B Chen, P Buseck, S Chariton, ...
AAS/Division for Planetary Sciences Meeting Abstracts 52 (6), 216.01, 2020
2020
A Potential Stratification of the Core of Mars Caused by Hydrogen
H Piet, K Leinenweber, E Greenberg, S Chariton, VB Prakapenka, ...
Exoplanets in Our Backyard: Solar System and Exoplanet Synergies on …, 2020
2020
A Deep Dive into Lowermost Mantle Processes II Posters
BJ Foley, J Panton, H Piet, S Cottaar
AGU Fall Meeting 2019, 2019
2019
Geophysical Signals of Volatiles, Melting, and Thermochemical Heterogeneity I
JG O'Rourke, H Piet, JS Byrnes, J Schools
AGU Fall Meeting 2018, 2018
2018
Hydrogen and Sulfur in Metallic Iron at High Pressure and High Temperature and Implications for the Cores of Earth and Mars
H Piet, SH Shim, E Greenberg, V Prakapenka
AGU Fall Meeting Abstracts 2018, DI43C-0031, 2018
2018
Dehydration of δ-AlOOH in the lower mantle
H Piet, SH Shim, J Tappan, KD Leinenweber, E Greenberg, ...
AGU Fall Meeting Abstracts 2017, MR43A-0462, 2017
2017
3D analytical investigation of melting at lower mantle conditions in the laser‐heated diamond anvil cell
F Nabiei, M Cantoni, J Badro, S Dorfman, R Gaal, H Piet, P Gillet
European Microscopy Congress 2016: Proceedings, 1180-1181, 2016
2016
Valence state analysis on iron in minerals of Earth's lowermost mantle by electron energy loss spectroscopy
T Dennenwaldt, H Piet, J Badro, P Gillet, C Hébert
European Microscopy Congress 2016: Proceedings, 1196-1196, 2016
2016
Chemical Characterisation of Deep Earth Reservoirs
HM Piet
EPFL, 2016
2016
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