Search Results - "Conder, James A"

The magnetism of mantle xenoliths and potential implications for sub-Moho magnetic sources by Ferré, Eric C., Friedman, Sarah A., Martín-Hernández, Fatíma, Feinberg, Joshua M., Conder, James A., Ionov, Dmitri A.

“…Mantle xenoliths provide our clearest look at the magnetic mineral assemblages below the Earth's crust. Previous investigations of mantle xenoliths suggested…”
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The Seismic Structure and Dynamics of the Mantle Wedge by Wiens, Douglas A., Conder, James A., Faul, Ulrich H.

“…Seismic imaging provides an opportunity to constrain mantle wedge processes associated with subduction, slab dehydration, arc volcanism, and backarc spreading…”
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Seismological imaging of ridge–arc interaction beneath the Eastern Lau Spreading Center from OBS ambient noise tomography by Zha, Yang, Webb, Spahr C., Wei, S. Shawn, Wiens, Douglas A., Blackman, Donna K., Menke, William, Dunn, Robert A., Conder, James A.

“…The Lau Basin displays large along-strike variations in ridge characters with the changing proximity of the adjacent subduction zone. The mechanism governing…”
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Dynamically driven mantle flow and shear wave splitting asymmetry across the EPR, MELT area by Conder, James A.

“…The southern East Pacific Rise exhibits profound asymmetries in its geophysical character, implying asymmetric melting and flow patterns beneath the plate…”
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On the decompression melting structure at volcanic arcs and back-arc spreading centers by Conder, James A., Wiens, Douglas A., Morris, Julie

“…Mantle dynamics can strongly affect melting processes beneath spreading centers and volcanic arcs. A 2‐D numerical model of the Tonga subduction zone, with the…”
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Earthquakes in the Mantle? Insights From Rock Magnetism of Pseudotachylytes by Ferré, Eric C., Meado, Andrea L., Geissman, John W., Di Toro, Giulio, Spagnuolo, Elena, Ueda, Tadamasa, Ashwal, Lewis D., Deseta, Natalie, Andersen, Torgeir B., Filiberto, Justin, Conder, James A.

“…Ultramafic pseudotachylytes have been regarded as earthquake fossils formed at mantle depths (i.e., >30 km). Here we show that pseudotachylytes hosted by…”
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Fitting Multiple Bell Curves Stably and Accurately to a Time Series as Applied to Hubbert Cycles or Other Phenomena by Conder, James A.

“…Bell curves are applicable to understanding many observations and measurements across the sciences. Relating Gaussian curves to data is a common because of its…”
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Eight good reasons why the uppermost mantle could be magnetic by Ferré, Eric C., Friedman, Sarah A., Martín-Hernández, Fatíma, Feinberg, Joshua M., Till, Jessica L., Ionov, Dmitri A., Conder, James A.

“…Wasilewski et al. (1979) concluded that no magnetic remanence existed in the uppermost mantle and that even if present, such sources would be at temperatures…”
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The potential contribution to long wavelength magnetic anomalies from the lithospheric mantle by Idoko, Chijioke M., Conder, James A., Ferré, Eric C., Filiberto, Justin

“…Long-wavelength magnetic anomalies (LWMA) are broad scale variations of the magnetic field that are usually observed at high altitudes with amplitudes ranging…”
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Crustal construction and magma chamber properties along the Eastern Lau Spreading Center by Dunn, Robert A., Martinez, Fernando, Conder, James A.

“…The L-SCAN active-source seismic tomography experiment maps the crustal structure and magmatic system along a 120-km-long section of the back-arc Eastern Lau…”
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Seismic evidence of effects of water on melt transport in the Lau back-arc mantle by Wei, S. Shawn, Wiens, Douglas A., Zha, Yang, Plank, Terry, Webb, Spahr C., Blackman, Donna K., Dunn, Robert A., Conder, James A.

“…Tomographically derived seismic velocities are used to infer the distribution of partial melt below the Lau Basin, revealing an unexpected relationship between…”
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The thermal structure of the subduction thrust within accretionary and erosive margins by Harris, Robert N., Conder, James A., Heuret, Arnauld

“…We investigate differences in the thermal structure of the subduction thrust between accretionary and erosive margins using a finite element model. Global…”
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Discussion of Multicyclic Hubbert Modeling as a Method for Forecasting Future Petroleum Production by Anderson, Ken B, Conder, James A

“…Multicyclic Hubbert analysis of resource production, especially as it relates to forecasting future petroleum production, has received significant traction in…”
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Rapid mantle flow beneath the Tonga volcanic arc by Conder, James A., Wiens, Douglas A.

“…Flow in the Earth's asthenospheric mantle is typically assumed to be driven by motions of the overlying and adjacent plates, suggesting flow rates comparable…”
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Crustal Structure Beneath the Wabash Valley Seismic Zone From the Joint Inversion of Receiver Functions and Surface‐Wave Dispersion: Implications for Continental Rifts and Intraplate Seismicity by Aziz Zanjani, Asiye, Zhu, Lupei, Herrmann, Robert B., Liu, Yuchen, Gu, Zhiyuan, Conder, James A.

“…Seismicity of several intraplate seismic zones in the North American midcontinent is believed to be related to reactivation of ancient faults in Precambrian…”
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Seismic anisotropy of the Archean crust in the Minnesota River Valley, Superior Province by Ferré, Eric C., Gébelin, Aude, Conder, James A., Christensen, Nik, Wood, Justin D., Teyssier, Christian

“…The Minnesota River Valley (MRV) subprovince is a well‐exposed example of late Archean lithosphere. Its high‐grade gneisses display a subhorizontal layering,…”
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Do the 1998 Antarctic Plate earthquake and its aftershocks delineate a plate boundary? by Conder, James A., Forsyth, Donald W.

“…Plate motion data along the eastern Southeast Indian Ridge (SEIR) are not fit by a rotation pole consistent with data along the western SEIR. DeMets et al…”
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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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Redox conditions associated with organic carbon accumulation in the Late Devonian New Albany Shale, west-central Kentucky, Illinois Basin by Ocubalidet, Seare G., Rimmer, Susan M., Conder, James A.

“…Factors affecting organic carbon accumulation in marine basins may include surface water productivity, enhanced preservation due to bottom-water anoxia,…”
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Seafloor spreading on the Southeast Indian Ridge over the last one million years: a test of the Capricorn plate hypothesis by Conder, James A, Forsyth, Donald W

“…Plate motions in the Indian Ocean are inconsistent with a rigid Indo-Australian plate. An equatorial, diffuse boundary dividing the plate into separate Indian…”
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