Anisotropic tomography and dynamics of the big mantle wedge

X Liang, D Zhao, YG Xu, Y Hua - Geophysical Research Letters, 2022 - Wiley Online Library
We determine high‐resolution 3‐D tomographic images of P‐wave isotropic velocity, radial
anisotropy and azimuthal anisotropy beneath NE Asia down to 800 km depth. Our results …

[HTML][HTML] The upper mantle beneath Asia from seismic tomography, with inferences for the mechanisms of tectonics, seismicity, and magmatism

H Dou, Y Xu, S Lebedev, BC de Melo… - Earth-Science …, 2024 - Elsevier
The structure and dynamics of the upper mantle control tectonics, seismicity, magmatism,
and the development of mineral deposits. Seismic tomography maps spatial variations in …

Upper mantle scale enrichment of Cenozoic intraplate magmatism in Northeast Asia: He-Sr-Nd-Pb-O isotope geochemistry of the basalts around the Korean peninsula

D Kim, H Lee, MJ Lee, C Park, AL Rizzo - Gondwana Research, 2025 - Elsevier
The Earth's mantle is considered to be geochemically heterogeneous, which is reflected by
the diverse compositions of oceanic island basalts (OIB). The mantle enrichment resulting in …

Volcanism at the end of continental rifting: The Cretaceous syn-rift to post-rift transition in the Songliao Basin (NE China)

C Liu, X Shan, J Yi, Y Shi, G Ventura - Gondwana Research, 2022 - Elsevier
The evolution of volcanism at the latest stages of continental rifting and its transition to the
post-rift stage are poorly known. A Cretaceous rifting episode characterized the Songliao …

Zinc isotopic systematics of the Mt. Baekdu and Jeju Island intraplate basalts in Korea, and implications for mantle source lithologies

SH Choi, SA Liu - Lithos, 2022 - Elsevier
Zinc isotope data for late Cenozoic intraplate basalts from Mt. Baekdu (North Korea) and
Jeju Island (South Korea) were determined to characterize their mantle source lithologies …

Geochronology and petrogenesis of early Pleistocene dikes in the Changbai Mountain volcanic field (NE China) based on geochemistry and Sr-Nd-Pb-Hf isotopic …

MM Li, ZT Xu, G Ventura, XD Pan, D Han… - Frontiers in Earth …, 2021 - frontiersin.org
Changbai Mountains intraplate volcanism (NE China) developed above the 500 km deep
stagnant portion of the Pacific slab in the last 20 Ma. The more recent activity includes a …

Recycled oceanic crust in the source of the intraplate Changbaishan‐Tianchi volcano, China/North Korea

Y Liu, C Zhang, H Xu, LH Chen… - Geochemistry …, 2024 - Wiley Online Library
Continental intraplate volcano is an ideal probe to unravel the composition and structure of
the deep Earth. The intraplate Changbaishan‐Tianchi volcano was one of the most …

Machine learning reveals source compositions of intraplate basaltic rocks

P Guo, T Yang, WL Xu, B Chen - Geochemistry, Geophysics …, 2021 - Wiley Online Library
Recycling of crustal material is thought to introduce pyroxenite to the peridotite mantle.
Mapping such lithological heterogeneity within the mantle is crucial to understanding the …

Geochemistry and petrogenesis of Quaternary volcanic rocks from Ulleung Island, South Korea

SH Choi - Lithos, 2021 - Elsevier
Abstract Ulleung Island is a Quaternary intraplate alkaline volcano located in the central-
western part of the East Sea (Sea of Japan) back-arc basin. Previous studies have divided …

Petrogenesis of submarine volcanic rocks dredged from Dokdo, Ulleungdo, and the neighboring seamounts in the East Sea: Constraints from mineral chemistry …

HO Choi, J Kim, J Oh, CH Kim, SY Choi, WH Kim… - Lithos, 2022 - Elsevier
Several seamounts, including the Dokdo (DD), Ulleungdo (UD) Anyongbok (AYB),
Simheungtack (SHT), and Isabu, were formed from intraplate volcanism in the southwest of …