[PDF][PDF] 短周期密集台阵被动源地震探测技术研究进展

张明辉, 武振波, 马立雪, 郑凡, 解桐桐, 郑孟杰… - 地球物理学进展, 2020‏ - dsjyj.com.cn
摘要**十年来, 短周期密集台阵被动源探测技术日益成长为国内外深部结构探测领域的一项重要
手段. 该技术相较于传统宽频带地震探测具有高分辨, 省时省钱, 绿色环保等优点 …

[HTML][HTML] Metallogenic potential of the Wulong goldfield, Liaodong Peninsula, China revealed by high-resolution ambient noise tomography

F Zheng, T Xu, Y Ai, Y Yang, Q Zeng, B Yu, W Zhang… - Ore Geology …, 2022‏ - Elsevier
Wulong goldfield (WLGF) is situated in the Liaodong Peninsula, northeast of the North China
Craton (NCC). During the Mesozoic, the eastern NCC was tectonically reworked, with the …

Evaluating seismic beamforming capabilities of distributed acoustic sensing arrays

MPA van den Ende, JP Ampuero - Solid Earth, 2021‏ - se.copernicus.org
The versatility and cost efficiency of fibre-optic distributed acoustic sensing (DAS)
technologies facilitate geophysical monitoring in environments that were previously …

Shallow three-dimensional structure of the San Jacinto fault zone revealed from ambient noise imaging with a dense seismic array

A Mordret, P Roux, P Boué… - Geophysical Journal …, 2019‏ - academic.oup.com
We use 1 month of continuous seismic waveforms from a very dense seismic network to
image with unprecedented resolution the shallow damage structure of the San Jacinto fault …

Shallow crustal structure of the Tanlu Fault Zone near Chao Lake in eastern China by direct surface wave tomography from local dense array ambient noise analysis

N Gu, K Wang, J Gao, N Ding, H Yao… - Pure and Applied …, 2019‏ - Springer
Ambient noise tomography (ANT) has been used successfully to image shallow earth
structure. Here we perform ANT on a local dense seismic array around the Tanlu fault zone …

Seismic site response inferred from records at a dense linear array across the Chenghai fault zone, Binchuan, Yunnan

J Song, H Yang - Journal of Geophysical Research: Solid Earth, 2022‏ - Wiley Online Library
Low‐velocity zones (LVZ) in the shallow crust such as basins infilled with unconsolidated
sediments could significantly amplify seismic waves and cause intense ground motions. In …

Imaging the fault damage zone of the San Jacinto fault near Anza with ambient noise tomography using a dense nodal array

Y Wang, A Allam, FC Lin - Geophysical Research Letters, 2019‏ - Wiley Online Library
We apply the double‐beamforming tomography to a monthlong temporary dense seismic
array to obtain high‐resolution images of the San Jacinto Fault's damage zone. We obtain …

Ambient noise tomography across Mount St. Helens using a dense seismic array

Y Wang, FC Lin, B Schmandt… - Journal of Geophysical …, 2017‏ - Wiley Online Library
We investigated upper crustal structure with data from a dense seismic array deployed
around Mount St. Helens for 2 weeks in the summer of 2014. Interstation cross correlations …

Reservoir imaging using ambient noise correlation from a dense seismic network

M Lehujeur, J Vergne, J Schmittbuhl… - Journal of …, 2018‏ - Wiley Online Library
In September 2014, a dense temporary seismic network (EstOF) including 288 single‐
component geophones was deployed during 1 month in the Outre‐Forêt region of the Upper …

Improving ambient noise correlation functions with an SVD-based Wiener filter

L Moreau, L Stehly, P Boué, Y Lu… - Geophysical Journal …, 2017‏ - academic.oup.com
This paper introduces a technique for improving seismic noise correlation functions (NCF)
via a singular value decomposition (SVD) of a list of NCF and the Wiener filter. SVD is …