Quantitative damage, fracture mechanism and velocity structure tomography of sandstone under uniaxial load based on acoustic emission monitoring technology

Q Zheng, Y Xu, H Hu, J Qian, Y Ma, X Gao - Construction and Building …, 2021 - Elsevier
Rock is an opaque medium body, and it is impossible to visually see its internal damage,
which brings difficulties to the investigation of rock damage. In the light of the problems of …

Deformation of crust and upper mantle in central Tibet caused by the northward subduction and slab tearing of the Indian lithosphere: New evidence based on shear …

C Wu, X Tian, T Xu, X Liang, Y Chen, M Taylor… - Earth and Planetary …, 2019 - Elsevier
Shear-wave splitting provides insight into geodynamic processes such as lithospheric
deformation and upper mantle flow. This study presents shear wave splitting parameters …

Nucleation mechanism of the 2021 Mw 7.4 Maduo earthquake, NE Tibetan Plateau: Insights from seismic tomography and numerical modeling

G Zhang, Y Li, X Hu - Tectonophysics, 2022 - Elsevier
Abstract The 2021 Mw 7.4 Maduo earthquake ruptured the Jiangcuo fault, a secondary fault
within the Bayan Har block, NE Tibetan Plateau, which attests that large earthquakes can …

Unlocking the potential of plant‐based foods in sub‐Saharan Africa: a review of the opportunities and challenges

FO Ogutu, G Okiko, G Wanjala, S Luvitaa… - … Journal of Food …, 2024 - Wiley Online Library
The continued increase in the global population comes with an increase in the demand for
nutritious food. In particular, there is a concurrent increase in the demand for protein‐rich …

[HTML][HTML] Crustal flow and fluids affected the 2021 M7. 4 Maduo earthquake in Northeast Tibet

Z Yang, D Zhao, Y Dong, B Cheng - Journal of Asian Earth Sciences, 2022 - Elsevier
We present detailed 3-D tomographic images of P and S wave velocity (Vp, Vs), Poisson's
ratio (ν) and Vp azimuthal anisotropy of the crust and uppermost mantle beneath the source …

Anisotropic tomography beneath Northeast Tibet: evidence for regional crustal flow

A Sun, D Zhao - Tectonics, 2020 - Wiley Online Library
We present high‐resolution tomographic images of isotropic P wave velocity and azimuthal
anisotropy in the crust and uppermost mantle beneath NE Tibet by jointly inverting 62,339 …

[HTML][HTML] 基于背景噪声研究青藏高原东缘三维横波速度结构

谭友恒, 于湘伟, 宋倩, 章文波 - 地球物理学报, 2023 - dsjyj.com.cn
本文收集了四川, 重庆, 甘肃, 青海, 陕西地震台网的105 个宽频带地震台站在2017 年8 月—
2018 年8 月期间记录的连续波形数据, 通过对台站记录的长时间背景噪声进行互相关计算 …

Evidence for fluids at the hypocenter of the 2017 Ms 7.0 Jiuzhaigou earthquake revealed by local earthquake tomography

S Chen, J Zhao, Q Xu, H Liu… - Journal of Geophysical …, 2021 - Wiley Online Library
The seismogenic structure of the 2017 Ms 7.0 Jiuzhaigou earthquake is still under debate.
To address this issue, we use arrival times of P‐and S‐waves from 1766 local earthquakes …

Aftershock sequence of the 2017 Mw 6.5 Jiuzhaigou, China earthquake monitored by an AsA network and its implication to fault structures and strength

W Lu, Y Zhou, Z Zhao, H Yue… - Geophysical Journal …, 2022 - academic.oup.com
We deployed a seismic network near the source region of the 2017 M w 6.5 Jiuzhaigou
earthquake to monitor aftershock activity and to investigate the local fault structure. An …

[HTML][HTML] Gravity observations and apparent density changes before the 2017 Jiuzhaigou Ms7. 0 earthquake and their precursory significance

J Yang, S Chen, B Zhang, J Zhuang, L Wang, H Lu - Entropy, 2021 - mdpi.com
An Ms7. 0 earthquake struck Jiuzhaigou (China) on 8 August 2017. The epicenter was in the
eastern margin of the Tibetan Plateau, an area covered by a dense time-varying gravity …