Thermally dominated deep mantle LLSVPs: a review

DR Davies, S Goes, HCP Lau - The Earth's Heterogeneous Mantle: A …, 2015 - Springer
The two large low shear-wave velocity provinces (LLSVPs) that dominate lower-mantle
structure may hold key information on Earth's thermal and chemical evolution. It is generally …

Reconciling dynamic and seismic models of Earth's lower mantle: The dominant role of thermal heterogeneity

DR Davies, S Goes, JH Davies, BSA Schuberth… - Earth and Planetary …, 2012 - Elsevier
Two large low-shear-velocity provinces (LLSVPs) in the deep mantle beneath Africa and the
Pacific are generally interpreted as hot but chemically dense 'piles', which have remained …

SP12RTS: a degree-12 model of shear-and compressional-wave velocity for Earth's mantle

P Koelemeijer, J Ritsema, A Deuss… - Geophysical Journal …, 2016 - academic.oup.com
We present the new model SP12RTS of isotropic shear-wave (VS) and compressional-wave
(VP) velocity variations in the Earth's mantle. SP12RTS is derived using the same methods …

BurnMan: A lower mantle mineral physics toolkit

S Cottaar, T Heister, I Rose… - Geochemistry …, 2014 - Wiley Online Library
We present BurnMan, an open‐source mineral physics toolbox to determine elastic
properties for specified compositions in the lower mantle by solving an Equation of State …

Lower mantle structure from paleogeographically constrained dynamic Earth models

DJ Bower, M Gurnis, M Seton - Geochemistry, Geophysics …, 2013 - Wiley Online Library
Seismic tomography reveals two large, low‐shear velocity provinces (LLSVPs) beneath
Africa and the Pacific Ocean. These structures may have existed for several 100 Myr and are …

The relationships between large‐scale variations in shear velocity, density, and compressional velocity in the Earth's mantle

P Moulik, G Ekström - Journal of Geophysical Research: Solid …, 2016 - Wiley Online Library
A large data set of surface wave phase anomalies, body wave travel times, normal‐mode
splitting functions, and long‐period waveforms is used to investigate the scaling between …

The long-wavelength mantle structure and dynamics and implications for large-scale tectonics and volcanism in the Phanerozoic

S Zhong, X Liu - Gondwana Research, 2016 - Elsevier
The Earth's lower mantle structure, as revealed by seismic tomography studies, is best
characterized by two large low seismic velocity provinces (ie, LLSVP) beneath Africa and …

On the relationship between volcanic hotspot locations, the reconstructed eruption sites of large igneous provinces and deep mantle seismic structure

DR Davies, S Goes, M Sambridge - Earth and Planetary Science Letters, 2015 - Elsevier
It has been proposed that volcanic hotspots and the reconstructed eruption sites of large
igneous provinces (LIPs) are preferentially located above the margins of two deep mantle …

Retrodictions of Mid Paleogene mantle flow and dynamic topography in the Atlantic region from compressible high resolution adjoint mantle convection models …

L Colli, S Ghelichkhan, HP Bunge, J Oeser - Gondwana Research, 2018 - Elsevier
Although mantle convection at Earth-like vigor is a chaotic process, it has been shown by
conceptual studies that one can constrain its flow history back in time for periods …

Rapid South Atlantic spreading changes and coeval vertical motion in surrounding continents: Evidence for temporal changes of pressure‐driven upper mantle flow

L Colli, I Stotz, HP Bunge, M Smethurst, S Clark… - …, 2014 - Wiley Online Library
Abstract The South Atlantic region displays (1) a topographic gradient across the basin, with
Africa elevated relative to South America,(2) a bimodal spreading history with fast spreading …