Crustal and uppermost mantle structure beneath the United States

W Shen, MH Ritzwoller - Journal of Geophysical Research …, 2016 - Wiley Online Library
This paper presents a new model of the shear velocity structure of the crust and uppermost
mantle beneath the contiguous US The model is based on more than a decade of USArray …

Reviewing the configuration and extent of the Midcontinent rift system

WJ Hinze, VW Chandler - Precambrian Research, 2020 - Elsevier
Uncertainty exists in the configuration and extent of the Midcontinent Rift System (MRS)
because of deficiencies in geophysical data and limited information from outcrops and …

[PDF][PDF] 用接收函数建立区域模型的震源机制反演及其在芦山地震序列研究中的应用

杨宜海, 梁春涛, 苏金蓉 - 地球物理学报, 2015 - researchgate.net
摘要本文提出并试验了一种基于接收函数建立区域模型进行震源机制反演的方法.
选取四川地震台网记录的犕≥ 3 且信噪比高的近震波形资料, 反演得到了芦山地震序列中74 …

An improved method to extract very‐broadband empirical Green's functions from ambient seismic noise

Y Shen, Y Ren, H Gao… - Bulletin of the …, 2012 - pubs.geoscienceworld.org
The extraction of Green's functions by cross correlation of continuous seismic records at
station pairs is best achieved in a diffuse wave field, where energies radiated by random …

The 3D seismic azimuthal anisotropies and velocities in the eastern Tibetan plateau extracted by an azimuth‐dependent dispersion curve inversion method

C Liang, Z Liu, Q Hua, L Wang, N Jiang, J Wu - Tectonics, 2020 - Wiley Online Library
An azimuth‐dependent dispersion curve inversion (ADDCI) method is applied to Rayleigh
waves to extract 3D velocity and azimuthal anisotropy. The synthetic tests show that the …

The seismic potential in the seismic gap between the Wenchuan and Lushan earthquakes revealed by the joint inversion of receiver functions and ambient noise data

Z Liu, C Liang, Q Hua, Y Li, Y Yang, F He, L Fang - Tectonics, 2018 - Wiley Online Library
Based on a dense seismic array deployed to monitor the seismic gap between the
Wenchuan and Lushan earthquakes, a joint inversion of dispersion curves and receiver …

Wave speed structure of the eastern North American margin

B Savage, BM Covellone, Y Shen - Earth and Planetary Science Letters, 2017 - Elsevier
Abstract The eastern North American margin (ENAM) is the result of nearly a billion years of
continental collision and rifting. To the west of this margin lies thick continental lithosphere of …

Shear velocity structure beneath the central U nited S tates: implications for the origin of the I llinois B asin and intraplate seismicity

C Chen, H Gilbert, C Andronicos… - Geochemistry …, 2016 - Wiley Online Library
We present new estimates of lithospheric shear velocities for the intraplate seismic zones
and the Illinois Basin in the US midcontinent by analyzing teleseismic Rayleigh waves. We …

Coats Land crustal block, East Antarctica: A tectonic tracer for Laurentia?

SL Loewy, IWD Dalziel, S Pisarevsky… - …, 2011 - pubs.geoscienceworld.org
Undeformed rhyolite and granophyre in the Coats Land crustal block of East Antarctica,
dated as 1112±4 Ma, are identical in age to both the Umkondo large igneous province (LIP) …

Wave gradiometry for USArray: Rayleigh waves

C Liang, CA Langston - Journal of Geophysical Research: Solid …, 2009 - Wiley Online Library
Wave gradiometry (WG) is a new array data processing technique to extract phase velocity,
wave directionality, geometrical spreading, and radiation pattern from spatial gradients of …