Orogenic gold: is a genetic association with magmatism realistic?

RJ Goldfarb, I Pitcairn - Mineralium Deposita, 2023 - Springer
Many workers accept a metamorphic model for orogenic gold ore formation, where a gold-
bearing aqueous-carbonic fluid is an inherent product of devolatilization across the …

Forearc seismogenesis in a weakly coupled subduction zone influenced by slab mantle fluids

D Cordell, S Naif, R Evans, K Key, S Constable… - Nature …, 2023 - nature.com
The role of fluids in earthquake rupture is key to understanding seismic hazards, particularly
at subduction zones. The Shumagin Gap, Alaska, is notable due to a paucity of large …

Western US intraplate deformation controlled by the complex lithospheric structure

Z Cao, L Liu - Nature communications, 2024 - nature.com
Abstract The western United States is one of Earth's most tectonically active regions,
characterized by extensive crustal deformation through intraplate earthquakes and geodetic …

[HTML][HTML] Multi-scale imaging of 3-D electrical conductivity structure under the contiguous US constrains lateral variations in the upper mantle water content

FD Munch, A Grayver - Earth and Planetary Science Letters, 2023 - Elsevier
The magnetotelluric (MT) component of the USArray survey is a unique data set that enables
imaging the electrical conductivity distribution from the surface down to astenospheric …

Seismic evidence for melt-rich lithosphere-asthenosphere boundary beneath young slab at Cascadia

X Wang, L Chen, K Wang, QF Chen, Z Zhan… - Nature …, 2024 - nature.com
Abstract The Lithosphere-Asthenosphere Boundary (LAB) beneath oceanic plates is
generally imaged as a sharp seismic velocity reduction, suggesting the presence of partial …

Subducting plate structure and megathrust morphology from deep seismic imaging linked to earthquake rupture segmentation at Cascadia

SM Carbotte, B Boston, S Han, B Shuck, J Beeson… - Science …, 2024 - science.org
The origin of rupture segmentation along subduction zone megathrusts and linkages to the
structural evolution of the subduction zone are poorly understood. Here, regional-scale …

地热资源与地震活动共生深部驱动机制研究现状与展望

韩江涛, 牛璞, 刘立家, 吴懿豪, 辛中华… - 吉林大学学报(地球 …, 2023 - xuebao.jlu.edu.cn
地球内部地质过程及其相互作用不仅控制了全球地质格局的形成演化, 也控制着地热资源的形成
和地震活动的发生. 本文通过系统调研及归纳总结, 系统讨论地热资源与地震活动的共生深部 …

Low-Frequency Magnetotelluric Data Denoising Using Improved Denoising Convolutional Neural Network and Gated Recurrent Unit

G Li, X Gu, C Chen, C Zhou, D Xiao… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The magnetotelluric (MT) signals are susceptible to anthropogenic noise and the existing
denoising methods have significant shortcomings in low-frequency situations. To address …

Accretion cycles, structural evolution, and thrust activity in accretionary wedges with various décollement configurations: Insights from sandbox analog modeling

A Noda, F Graveleau, C Witt, F Chanier… - Journal of …, 2023 - Wiley Online Library
The architecture (geometry, fault network, and stacking pattern of accreted thrust sheets) of
accretionary wedges influences subduction zone processes. However, it remains …

SigMT: An open-source Python package for magnetotelluric data processing

KS Ajithabh, PK Patro - Computers & Geosciences, 2023 - Elsevier
The magnetotelluric (MT) data processing is often a time-consuming job due to the manual
inspection of the time series and removal of noisy segments. Use of different data selection …