Mantle plumes and their role in Earth processes

AAP Koppers, TW Becker, MG Jackson… - Nature Reviews Earth & …, 2021 - nature.com
The existence of mantle plumes was first proposed in the 1970s to explain intra-plate,
hotspot volcanism, yet owing to difficulties in resolving mantle upwellings with geophysical …

[HTML][HTML] Atlas of the underworld: Slab remnants in the mantle, their sinking history, and a new outlook on lower mantle viscosity

DG Van der Meer, DJJ Van Hinsbergen, W Spakman - Tectonophysics, 2018 - Elsevier
Across the entire mantle we interpret 94 positive seismic wave-speed anomalies as
subducted lithosphere and associate these slabs with their geological record. We document …

[HTML][HTML] 特提斯地球动力学

吴福元, 万博, 赵亮, 肖文交, 朱日祥 - 岩石学报, 2020 - html.rhhz.net
特提斯是地球显生宙期间位于北方劳亚大陆和南方冈瓦纳大陆之间的巨型海洋,
它在新生代期间的闭合形成现今东西向展布的欧洲阿尔卑斯山, 土耳其-伊朗高原 …

Predicting infectious severe acute respiratory syndrome coronavirus 2 from diagnostic samples

J Bullard, K Dust, D Funk, JE Strong… - Clinical infectious …, 2020 - academic.oup.com
Background Reverse-transcription polymerase chain reaction (RT-PCR) has become the
primary method to diagnose viral diseases, including severe acute respiratory syndrome …

Broad plumes rooted at the base of the Earth's mantle beneath major hotspots

SW French, B Romanowicz - Nature, 2015 - nature.com
Plumes of hot upwelling rock rooted in the deep mantle have been proposed as a possible
origin of hotspot volcanoes, but this idea is the subject of vigorous debate,. On the basis of …

Earth's evolving geodynamic regime recorded by titanium isotopes

Z Deng, M Schiller, MG Jackson, MA Millet, L Pan… - Nature, 2023 - nature.com
Earth's mantle has a two-layered structure, with the upper and lower mantle domains
separated by a seismic discontinuity at about 660 km (refs.,). The extent of mass transfer …

Seismic structure of the upper mantle beneath eastern Asia from full waveform seismic tomography

K Tao, SP Grand, F Niu - Geochemistry, Geophysics …, 2018 - Wiley Online Library
To better understand the subsurface behavior of subducting slabs and their relation to the
tectonic evolution of the overriding plate, we conduct a full waveform inversion on a large …

Global adjoint tomography—model GLAD-M25

W Lei, Y Ruan, E Bozdağ, D Peter… - Geophysical Journal …, 2020 - academic.oup.com
Building on global adjoint tomography model GLAD-M15, we present transversely isotropic
global model GLAD-M25, which is the result of 10 quasi-Newton tomographic iterations with …

Age of the subducting Pacific slab beneath East Asia and its geodynamic implications

X Liu, D Zhao, S Li, W Wei - Earth and Planetary Science Letters, 2017 - Elsevier
We study the age of the subducting Pacific slab beneath East Asia using a high-resolution
model of P-wave tomography and paleo-age data of ancient seafloor. Our results show that …

Whole-mantle radially anisotropic shear velocity structure from spectral-element waveform tomography

SW French, BA Romanowicz - Geophysical Journal International, 2014 - academic.oup.com
The radially anisotropic shear velocity structure of the Earth's mantle provides a critical
window on the interior dynamics of the planet, with isotropic variations that are interpreted in …