Search Results - "Long, Maureen"

CONSTRAINTS ON SUBDUCTION GEODYNAMICS FROM SEISMIC ANISOTROPY by Long, Maureen D.

“…Much progress has been made over the past several decades in delineating the structure of subducting slabs, but several key aspects of their dynamics remain…”
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Evolution, Modification, and Deformation of Continental Lithosphere: Insights from the Eastern Margin of North America by Long, Maureen D

“…Continental lithosphere is deformed, destroyed, or otherwise modified in several ways. Processes that modify the lithosphere include subduction, terrane…”
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Lowermost Mantle Structure Beneath the Central Pacific Ocean: Ultralow Velocity Zones and Seismic Anisotropy by Wolf, Jonathan, Long, Maureen D.

“…Ultralow velocity zones (ULVZs) and seismic anisotropy are both commonly detected in the lowermost mantle at the edges of the two antipodal large low velocity…”
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Upper Mantle Anisotropy and Flow Beneath the Pacific Ocean Revealed by Differential PS‐SKS Splitting by Wolf, Jonathan, Long, Maureen D.

“…Upper mantle anisotropy has been mapped beneath continents at high spatial resolution. Beneath the oceans, however, shear wave splitting constraints on upper…”
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Mantle dynamics and seismic anisotropy by Long, Maureen D., Becker, Thorsten W.

“…Observations of seismic anisotropy yield some of the most direct constraints available on both past and present-day deformation in the Earth's mantle. Insight…”
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Insect-Specific Viruses: An overview and their relationship to arboviruses of concern to humans and animals by Carvalho, Valéria L., Long, Maureen T.

“…The group of Insect-specific viruses (ISVs) includes viruses apparently restricted to insects based on their inability to replicate in the vertebrates…”
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A model space search approach to finite-frequency SKS splitting intensity tomography in a reduced parameter space by Mondal, Puskar, Long, Maureen D

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Lowermost mantle anisotropy and deformation along the boundary of the African LLSVP by Lynner, Colton, Long, Maureen D.

“…Shear wave splitting of SK(K)S phases is often used to examine upper mantle anisotropy. In specific cases, however, splitting of these phases may reflect…”
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Ultralow velocity zone and deep mantle flow beneath the Himalayas linked to subducted slab by Wolf, Jonathan, Long, Maureen D., Frost, Daniel A.

“…The origins of ultralow velocity zones, small-scale structures with extremely low seismic velocities found near the core–mantle boundary, remain poorly…”
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The Subduction Zone Flow Field from Seismic Anisotropy: A Global View by Long, Maureen D., Silver, Paul G.

“…Although the morphologies of subducting slabs have been relatively well characterized, the character of the mantle flow field that accompanies subduction…”
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On the measurement of Sdiff splitting caused by lowermost mantle anisotropy by Wolf, Jonathan, Long, Maureen D, Creasy, Neala, Garnero, Edward

“…SUMMARY Seismic anisotropy has been detected at many depths of the Earth, including its upper layers, the lowermost mantle and the inner core. While upper…”
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Lithospheric Structure Above the Northern Appalachian Anomaly: Initial Results From the NEST Array by Espinal, Kimberly, Long, Maureen D., Karabinos, Paul, Bourke, James R.

“…Seismic tomography observations show a low‐velocity feature in the upper mantle beneath eastern North America known as the Northern Appalachian Anomaly (NAA)…”
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Advances in Mapping Lowermost Mantle Convective Flow With Seismic Anisotropy Observations by Wolf, Jonathan, Li, Mingming, Long, Maureen D., Garnero, Edward

“…Convective flow in the deep mantle controls Earth's dynamic evolution, influences plate tectonics, and has shaped Earth's current surface features. Present and…”
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Constraining deep mantle anisotropy with shear wave splitting measurements: challenges and new measurement strategies by Wolf, Jonathan, Long, Maureen D, Leng, Kuangdai, Nissen-Meyer, Tarje

“…SUMMARY Determinations of seismic anisotropy, or the dependence of seismic wave velocities on the polarization or propagation direction of the wave, can allow…”
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Sensitivity of SK(K)S and ScS phases to heterogeneous anisotropy in the lowermost mantle from global wavefield simulations by Wolf, Jonathan, Long, Maureen D, Leng, Kuangdai, Nissen-Meyer, Tarje

“…SUMMARY Observations of seismic anisotropy at the base of the mantle are abundant. Given recent progress in understanding how deformation relates to anisotropy…”
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Full wave sensitivity of SK(K)S phases to arbitrary anisotropy in the upper and lower mantle by Tesoniero, Andrea, Leng, Kuangdai, D. Long, Maureen, Nissen-Meyer, Tarje

“…SUMMARY Core-refracted phases such as SKS and SKKS are commonly used to probe seismic anisotropy in the upper and lowermost portions of the Earth’s mantle…”
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Seismic Evidence for Crustal Modification Beneath the Hartford Rift Basin in the Northeastern United States by Gao, Haiying, Yang, Xiaotao, Long, Maureen D., Aragon, John C.

“…Extensive Mesozoic rifting along the eastern North American margin formed a series of basins, including the Hartford basin in southern New England. Nearly…”
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Seismic anisotropy in the lowermost mantle near the Perm Anomaly by Long, Maureen D., Lynner, Colton

“…The lower mantle is dominated by two large structures with anomalously low shear wave velocities, known as Large Low‐Shear Velocity Provinces (LLSVPs). Several…”
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Global Compilation of Deep Mantle Anisotropy Observations and Possible Correlation With Low Velocity Provinces by Wolf, Jonathan, Long, Maureen D., Li, Mingming, Garnero, Edward

“…We compile and make publicly available a global digital database of body wave observations of seismic anisotropy in the D′′ layer, grouped using the method…”
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Mineralogy, fabric and deformation domains in D″ across the southwestern border of the African LLSVP by Pisconti, Angelo, Creasy, Neala, Wookey, James, Long, Maureen D, Thomas, Christine

“…SUMMARY Recent advances in seismic anisotropy studies that jointly use reflections and shear wave splitting have proven to place tight constraints on the…”
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