Search Results - "King, Scott D."
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Composition and structure of the shallow subsurface of Ceres revealed by crater morphology
Published in Nature geoscience (01-07-2016)“…Before NASA’s Dawn mission, the dwarf planet Ceres was widely believed to contain a substantial ice-rich layer below its rocky surface. The existence of such a…”
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Dynamics of the North American Plate: Large‐Scale Driving Mechanism From Far‐Field Slabs and the Interpretation of Shallow Negative Seismic Anomalies
Published in Geochemistry, geophysics, geosystems : G3 (01-03-2022)“…With a small fraction of marginal subduction zones, the driving mechanism for the North American plate motion is in debate. We construct global mantle flow…”
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Dynamic buckling of subducting slabs reconciles geological and geophysical observations
Published in Earth and planetary science letters (15-12-2011)“…Ever since the early days of the development of plate tectonic theory, subduction zones have been engrained in geological thinking as the place where steady,…”
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A benchmark study of incompressible Stokes flow in a 3-D spherical shell using ASPECT
Published in Geophysical journal international (01-04-2019)Get full text
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Receiver Function Analysis Reveals Lateral Variations in Temperature and Water Content in the Mantle Transition Zone Beneath Eastern North America
Published in Geophysical research letters (28-06-2023)“…Using recently collected high‐resolution seismic data along a dense linear transect across Ohio, West Virginia, and Virginia (called Mid‐Atlantic Geophysical…”
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3D spherical models of Martian mantle convection constrained by melting history
Published in Earth and planetary science letters (01-02-2014)“…While most of Tharsis rise was in place by end of the Noachian period, at least one volcano on Tharsis swell (Arsia Mons) has been active within the last 2 Ma…”
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Pattern of lobate scarps on Mercury's surface reproduced by a model of mantle convection
Published in Nature geoscience (01-04-2008)“…Mercury is the smallest and least tectonically active of the terrestrial planets. Although Mercury's ancient, cratered surface resembles the Moon, it has the…”
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Ceres internal structure from geophysical constraints
Published in Meteoritics & planetary science (01-09-2018)“…Thermal evolution modeling has yielded a variety of interior structures for Ceres, ranging from a modestly differentiated interior to more advanced evolution…”
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A community benchmark for 2-D Cartesian compressible convection in the Earth's mantle
Published in Geophysical journal international (01-01-2010)“…Benchmark comparisons are an essential tool to verify the accuracy and validity of computational approaches to mantle convection. Six 2-D Cartesian…”
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African Hot Spot Volcanism: Small-Scale Convection in the Upper Mantle beneath Cratons
Published in Science (American Association for the Advancement of Science) (10-11-2000)“…Numerical models demonstrate that small-scale convection develops in the upper mantle beneath the transition of thick cratonic lithosphere and thin oceanic…”
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Anomalously thin transition zone and apparently isotropic upper mantle beneath Bermuda: Evidence for upwelling
Published in Geochemistry, geophysics, geosystems : G3 (01-10-2013)“…The origin of the Bermuda swell and volcanism remains enigmatic. The lack of an associated time‐progressive hotspot track and absence of present‐day volcanic…”
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Ceres’ Broad‐Scale Surface Geomorphology Largely Due To Asymmetric Internal Convection
Published in AGU advances (01-06-2022)“…While we now know much about the volatile‐rich world of Ceres from the Dawn mission, the deep interior remains something of an enigma, shrouded by a crust…”
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Volcanic Activity on Venus: How Long Must We Look to Find a Smoking Gun?
Published in Journal of geophysical research. Planets (01-04-2022)“…While volcanic landforms attest to the numerous and varied volcanic processes on Venus, estimates of the frequency of volcanic eruptions are lacking…”
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Venus Resurfacing Constrained by Geoid and Topography
Published in Journal of geophysical research. Planets (01-05-2018)“…The primary explanations for the young crater age of the surface of Venus are progressive volcanic resurfacing and a period of mobile‐lid tectonics. The role…”
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The interior structure of Ceres as revealed by surface topography
Published in Earth and planetary science letters (15-10-2017)“…Ceres, the largest body in the asteroid belt (940 km diameter), provides a unique opportunity to study the interior structure of a volatile-rich dwarf planet…”
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First observations of core-transiting seismic phases on Mars
Published in Proceedings of the National Academy of Sciences - PNAS (02-05-2023)“…We present the first observations of seismic waves propagating through the core of Mars. These observations, made using seismic data collected by the InSight…”
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17
Pyroxenite causes fat plumes and stagnant slabs
Published in Geophysical research letters (28-05-2017)“…Conventional wisdom holds that there is a change in the pattern of mantle convection between 410 and at 660 km, where structural transformations convert…”
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Mixing at mid-ocean ridges controlled by small-scale convection and plate motion
Published in Nature geoscience (01-08-2014)“…The geochemical variability of lavas erupted at mid-ocean ridges is lowest where plate spreading rates are high, implying that large-scale plate motions mix…”
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Seismic detection of a deep mantle discontinuity within Mars by InSight
Published in Proceedings of the National Academy of Sciences - PNAS (18-10-2022)“…Constraining the thermal and compositional state of the mantle is crucial for deciphering the formation and evolution of Mars. Mineral physics predicts that…”
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A numerical study of a mantle plume beneath the Tharsis Rise: Reconciling dynamic uplift and lithospheric support models
Published in Journal of Geophysical Research - Planets (01-09-2004)“…The Tharsis Rise is an area of extensive volcanism containing the most significant long‐wavelength topographic and areoid anomalies on Mars. The mechanism for…”
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