Search Results - "Parmentier, E. M."

Long‐Distance Asthenospheric Transport of Plume‐Influenced Mantle From Afar to Anatolia by Hua, J., Fischer, K. M., Gazel, E., Parmentier, E. M., Hirth, G.

“…The origin of widespread volcanism far from plate boundaries and mantle plumes remains a fundamental unsolved question. An example of this puzzle is the…”
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Effects of lunar cumulate mantle overturn and megaregolith on the expansion and contraction history of the Moon by Zhang, Nan, Parmentier, E. M., Liang, Yan

“…Gravity anomalies derived from recent Gravity Recovery and Interior Laboratory data suggest the presence of early volume expansion of the Moon. The absence of…”
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Possible formation of ancient crust on Mars through magma ocean processes by ELKINS-TANTON, Linda T, HESS, Paul C, PARMENTIER, E. M

“…Models for Martian magma oceans of varying depths predict that decompression mantle melting, perhaps forming Mars' earliest crust, could occur during…”
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A 3-D numerical study of the thermal evolution of the Moon after cumulate mantle overturn: The importance of rheology and core solidification by Zhang, Nan, Parmentier, E. M., Liang, Yan

“…Models in which the mantle of the Moon evolves from an initially stratified state following magma ocean solidification and overturn have been applied to…”
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Effect of solid flow above a subducting slab on water distribution and melting at convergent plate boundaries by Cagnioncle, Amandine-Marie, Parmentier, E. M., Elkins-Tanton, Linda T.

“…Hydrous fluids derived by dehydration of the downgoing slab at convergent plate boundaries are thought to provoke wet melting in the wedge above the downgoing…”
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Waves, channels, and the preservation of chemical heterogeneities during melt migration in the mantle by Liang, Yan, Schiemenz, Alan, Hesse, Marc A., Parmentier, E. M.

“…The style of melt migration in the mantle is important to the interpretation of basalts erupted on the surface. Both grain‐scale diffuse porous flow and…”
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A high‐order numerical study of reactive dissolution in an upwelling heterogeneous mantle—I. Channelization, channel lithology and channel geometry by Schiemenz, Alan, Liang, Yan, Parmentier, E. M.

“…SUMMARY High‐porosity channels are important pathways for melt migration in the mantle. To better understand the lithology and geometry of high‐porosity melt…”
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Compaction-dissolution waves in an upwelling mantle column by Hesse, M. A., Schiemenz, A. R., Liang, Y., Parmentier, E. M.

“…Summary Compaction-dissolution waves in porosity and melt pressure form spontaneously in numerical simulations of melt migration in an upwelling, viscously…”
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Early evolution of Mars with mantle compositional stratification or hydrothermal crustal cooling by Parmentier, E. M., Zuber, M. T.

“…Analysis of Martian gravity and topography implies that crustal thickness variations created in the earliest evolution of planet have persisted to the present…”
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Shear wave splitting, continental keels, and patterns of mantle flow by Fouch, Matthew J., Fischer, Karen M., Parmentier, E. M., Wysession, Michael E., Clarke, Timothy J.

“…In this study we investigated the origin of seismic anisotropy in the mantle beneath North America. In particular, we evaluated whether shear wave splitting…”
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Thermal convection in a volumetrically heated, infinite Prandtl number fluid with strongly temperature-dependent viscosity: Implications for planetary thermal evolution by Grasset, O., Parmentier, E. M.

“…Parameterized models of the thermal evolution of planets are usually based on the assumption that the lithosphere‐convecting mantle boundary can be defined by…”
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The effect of ilmenite viscosity on the dynamics and evolution of an overturned lunar cumulate mantle by Zhang, Nan, Dygert, Nick, Liang, Yan, Parmentier, E. M.

“…Lunar cumulate mantle overturn and the subsequent upwelling of overturned mantle cumulates provide a potential framework for understanding the first‐order…”
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Magma ocean fractional crystallization and cumulate overturn in terrestrial planets: Implications for Mars by ELKINS-TANTON, Linda T., PARMENTIER, E. M., HESS, P. C.

“…— Crystallization of a magma ocean on a large terrestrial planet that is significantly melted by the energy of accretion may lead to an unstable cumulate…”
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Asthenospheric flow and asymmetry of the East Pacific Rise, MELT area by Conder, James A., Forsyth, Donald W., Parmentier, E. M.

“…Although the Pacific and Nazca plates share the East Pacific Rise (EPR) as a boundary, they exhibit many differing characteristics. The Pacific plate subsides…”
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The influence of plate motions on three-dimensional back arc mantle flow and shear wave splitting by Hall, Chad E., Fischer, Karen M., Parmentier, E. M., Blackman, Donna K.

“…Both the polarization direction of the fast shear waves and the types of deformation within overriding plates vary between the back arc basins of western…”
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Volcanism and volatile recycling on a one-plate planet: Applications to Venus by Elkins-Tanton, L. T., Smrekar, S. E., Hess, P. C., Parmentier, E. M.

“…The surface of Venus displays volcanic features indicating eruption of lavas with a wide range of viscosities. We present numerical experiments showing that…”
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Early magnetic field and magmatic activity on Mars from magma ocean cumulate overturn by Elkins-Tanton, L.T., Zaranek, S.E., Parmentier, E.M., Hess, P.C.

“…Significant and perhaps complete melting of the young terrestrial planets is expected from their heat of accretion and core formation. The process of…”
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Convective cooling of an initially stably stratified fluid with temperature-dependent viscosity: Implications for the role of solid-state convection in planetary evolution by Zaranek, Sarah E., Parmentier, E. M.

“…The possible role of solid‐state convective cooling is important in understanding planetary thermal evolution. A stable compositional stratification in…”
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Modeling anisotropy and plate-driven flow in the Tonga subduction zone back arc by Fischer, Karen M., Parmentier, E. M., Stine, Alexander R., Wolf, Elizabeth R.

“…The goal of this study is to determine whether shear wave splitting observed in subduction zone back arc regions, the Tonga subduction zone in particular, can…”
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Sulfides in Mercury's Mantle: Implications for Mercury's Interior as Interpreted From Moment of Inertia by Lark, L. H., Parman, S., Huber, C., Parmentier, E. M., Head, J. W.

“…The partitioning of sulfur between Mercury's core and mantle reflects its formation conditions and early evolution. If Mercury's core and mantle equilibrated…”
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