Constraints on subduction geodynamics from seismic anisotropy

MD Long - Reviews of Geophysics, 2013 - Wiley Online Library
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 poorly constrained …

[HTML][HTML] Back-arc basins: A global view from geophysical synthesis and analysis

IM Artemieva - Earth-Science Reviews, 2023 - Elsevier
This global study of 31 off-shore back-arc basins and subbasins (BABs) identifies their
principal characteristics based on a broad spectrum of geophysical and subduction-related …

A wet heterogeneous mantle creates a habitable world in the Hadean

Y Miyazaki, J Korenaga - Nature, 2022 - nature.com
The Hadean eon, following the global-scale melting of the mantle,–, is expected to be a
dynamic period, during which Earth experienced vastly different conditions. Geologic …

Mantle flow in subduction systems: The mantle wedge flow field and implications for wedge processes

MD Long, EA Wirth - Journal of Geophysical Research: Solid …, 2013 - Wiley Online Library
The mantle wedge above subducting slabs is associated with many important processes,
including the transport of melt and volatiles. Our understanding of mantle wedge dynamics is …

Segmentation of the Aleutian‐Alaska subduction zone revealed by full‐wave ambient noise tomography: Implications for the along‐strike variation of volcanism

X Yang, H Gao - Journal of Geophysical Research: Solid Earth, 2020 - Wiley Online Library
The along‐strike variations of the velocity, thickness, and dip of subducting slabs and the
volcano distribution have been observed globally. It is, however, unclear what controls the …

Seismic velocity azimuthal anisotropy of the Japan subduction zone: Constraints from P and S wave traveltimes

X Liu, D Zhao - Journal of Geophysical Research: Solid Earth, 2016 - Wiley Online Library
We present 3‐D images of azimuthal anisotropy tomography of the crust and upper mantle
of the Japan subduction zone, which are determined using a large number of high‐quality P …

P-wave anisotropy, mantle wedge flow and olivine fabrics beneath Japan

X Liu, D Zhao - Geophysical Journal International, 2017 - academic.oup.com
We present a new 3-D anisotropic P-wave velocity (Vp) model for the crust and upper mantle
of the Japan subduction zone obtained by inverting a large number of high-quality P-wave …

Mountain building orogeny in precollision hot backarcs: North American Cordillera, India‐Tibet, and Grenville Province

RD Hyndman - Journal of Geophysical Research: Solid Earth, 2019 - Wiley Online Library
In this article I discuss the new perspectives on continental collisional orogeny from recent
evidence that most continental subduction zones have 200‐to 1,000‐km‐wide uniformly hot …

Insights on slab-driven mantle flow from advances in three-dimensional modelling

MA Jadamec - Journal of Geodynamics, 2016 - Elsevier
The wealth of seismic observations collected over the past 20 years has raised intriguing
questions about the three-dimensional (3D) nature of the mantle flow field close to …

The mantle wedge's transient 3‐D flow regime and thermal structure

DR Davies, G Le Voci, S Goes… - Geochemistry …, 2016 - Wiley Online Library
Arc volcanism, volatile cycling, mineralization, and continental crust formation are likely
regulated by the mantle wedge's flow regime and thermal structure. Wedge flow is often …