[PDF][PDF] Rayleigh 波ZH 幅度比(椭率) 研究综述

秦彤威, 冯宣政, 王少曈, 鲁来玉 - 地球物理学进展, 2021 - dsjyj.com.cn
摘要Rayleigh 波ZH 幅度比, 又称为Rayleigh 波椭率(Ellipticity), 是指Rayleigh
波垂直分量和水平分量的比值. 椭率是随频率变化的函数, 最早由Boore 和Toks z (1969) …

Constraints on the cryohydrological warming of firn and ice in Greenland from Rayleigh wave ellipticity data

GA Jones, AMG Ferreira, B Kulessa… - Geophysical …, 2023 - Wiley Online Library
Rayleigh wave ellipticity measurements from seismic ambient noise recorded on the
Greenland Ice Sheet (GrIS) show complex and anomalous behavior at wave periods …

Constraints for the Martian crustal structure from Rayleigh waves ellipticity of large seismic events

S Carrasco, B Knapmeyer‐Endrun… - Geophysical …, 2023 - Wiley Online Library
For the first time, we measured the ellipticity of direct Rayleigh waves at intermediate periods
(15–35 s) on Mars using the recordings of three large seismic Martian events, including …

Uppermost crustal structure regulates the flow of the Greenland Ice Sheet

GA Jones, AMG Ferreira, B Kulessa… - Nature …, 2021 - nature.com
The flow of the Greenland Ice Sheet is controlled by subglacial processes and conditions
that depend on the geological provenance and temperature of the crust beneath it, neither of …

The evolution of central volcanoes in ultraslow rift systems: Constraints from D. João de Castro seamount, Azores

RHW Romer, C Beier, KM Haase, A Eberts… - …, 2021 - Wiley Online Library
Abstract The Dom João de Castro seamount in the Hirondelle Basin (Azores) is a central
volcano on the ultraslow diverging Terceira Rift axis. The combination of structural and …

Posterior sampling for inverse imaging problems on the sphere in seismology and cosmology

A Marignier, JD McEwen, AMG Ferreira… - RAS Techniques and …, 2023 - academic.oup.com
In this work, we describe a framework for solving spherical inverse imaging problems using
posterior sampling for full uncertainty quantification. Inverse imaging problems defined on …

Crustal structure of the Western US from Rayleigh and Love wave amplification data

W Sturgeon, AMG Ferreira… - Journal of …, 2023 - Wiley Online Library
Surface wave amplification measurements have narrower depth sensitivity when compared
to more traditional seismic observables such as surface wave dispersion measurements. In …

The Structure and Behavior of Plate Boundary Regions Through the Wilson Cycle

Z Molitor - 2024 - dspace.mit.edu
This thesis explores the geochemical and geophysical properties of plate boundary regions
in the Atlantic, East Africa, the New England Appalachians, and subduction zones around …

S-wave velocity structure of the Sichuan-Yunnan region, China: implications for extrusion of Tibet Plateau and seismic activities

C He, H Tian, M Santosh - Authorea Preprints, 2023 - essopenarchive.org
The Sichuan-Yunnan region is located at the intersection between the South China Block,
the Indian plate and the Tibet Plateau and is crisscrossed with deep and large faults and is …

[PDF][PDF] Crustal structure and earthquakes in the Azores Archipelago: complex faulting, magmatic perturbations and underplating

AMG Ferreira, A Marignier, J Attanayake… - PROCEEDINGS …, 2020 - academia.edu
We inverted teleseismic Rayleigh wave ellipticity measurements for 1-D shear wave speed
(Vs) crustal models of the Azores Archipelago. Moreover, we tested these new models by …