Ambient noise multimode surface wave tomography

K Nishida, R Takagi, A Takeo - Progress in Earth and Planetary Science, 2024 - Springer
Seismic techniques using earthquakes are powerful tools for exploring the Earth's internal
structure. However, the earthquake distribution limits the spatial resolution. In recent years …

Optimal stacking of noise cross-correlation functions

X Yang, J Bryan, K Okubo, C Jiang… - Geophysical Journal …, 2023 - academic.oup.com
Cross-correlations of ambient seismic noise are widely used for seismic velocity imaging,
monitoring and ground motion analyses. A typical step in analysing noise cross-correlation …

Shear Wave Velocities in the San Gabriel and San Bernardino Basins, California

Y Li, V Villa, RW Clayton… - Journal of Geophysical …, 2023 - Wiley Online Library
We construct a new shear velocity model for the San Gabriel, Chino and San Bernardino
basins located in the northern Los Angeles area using ambient noise correlation between …

Observation of higher‐mode Rayleigh waves from ambient noise in the Tarim Basin, China

T Xie, T Xu, Y Yang, X Tian, J Lin… - … Society of America, 2023 - pubs.geoscienceworld.org
Higher mode surface waves, which can provide additional constraints on subsurface
structures in addition to fundamental modes in surface‐wave tomography, have been …

Multiple Voronoi partition improves multimodal dispersion imaging from ambient noise: A case study of LASSO dense array

Z Li, S Dong, C Shi, L Fu, L Pan… - … Research: Solid Earth, 2023 - Wiley Online Library
Recent studies on the frequency‐Bessel transform (F‐J) method demonstrate the ability of
the array‐based method to extract higher‐mode surface wave dispersion curves from …

[HTML][HTML] 通州—三河地区沉积层高分辨率三维S 波速度结构和径向各向异性

冯宣政, 鲁来玉, 秦彤威, 张友源, 丁志峰 - 地球物理学报, 2024 - dzkx.org
北京大都市区位于冀中凹陷与太行山隆起和燕山褶皱带的交汇区, 区内被第四系松软沉积层覆盖
, 历史和现今的地震活动性表明, 其面临潜在的巨震风险. 地震风险评估和强地面运动模拟依赖 …

Shallow Subsurface Imaging Using Challenging Urban DAS Data

KT Smolinski, DC Bowden, P Paitz… - Seismol. Res …, 2024 - pubs.geoscienceworld.org
Shallow Subsurface Imaging Using Challenging Urban DAS Data Page 1 Shallow Subsurface
Imaging Using Challenging Urban DAS Data Krystyna T. Smolinski*1 , Daniel C. Bowden1 …

High-resolution velocity structure surrounding Bomi section of Jiali fault in Eastern Himalayan Syntaxis, constrained from multiscale ambient noise tomography

W Xu, P Wu, Z Ding, L Lu, T Qin - Journal of Asian Earth Sciences, 2024 - Elsevier
Bomi area in the north of Eastern Himalayan Syntaxis is traversed by the large strike-slip
Jiali fault. This study aims to investigate fault zone structure and local tectonic stress in the …

Constructing a 3‐D Radially Anisotropic Crustal Velocity Model for Oklahoma Using Full Waveform Inversion

S Zhang, H Zhu - Journal of Geophysical Research: Solid Earth, 2023 - Wiley Online Library
Over the past decade, the seismicity rate in the state of Oklahoma has increased
significantly, which has been linked to industrial operations, such as saltwater injection and …

Multimode ambient noise double-beamforming tomography with a dense linear array: revealing accretionary wedge architecture across Central Taiwan

CN Liu, FC Lin, HH Huang, Y Wang… - Geophysical Journal …, 2024 - academic.oup.com
Taiwan, one of the most active orogenic belts in the world, undergoes orogenic processes
that can be elucidated by the doubly vergent wedge model, explaining the extensive island …