A decade-long silent ground subsidence hazard culminating in a metropolitan disaster in Maceió, Brazil

M Vassileva, D Al-Halbouni, M Motagh, TR Walter… - Scientific Reports, 2021 - nature.com
Ground subsidence caused by natural or anthropogenic processes affects major urban
areas worldwide. Sinkhole formation and infrastructure fractures have intensified in the …

High‐precision relocation with the burial depths of the north Korean underground nuclear explosions by combining Pn and Pg differential traveltimes

G Yang, LF Zhao, XB Xie, L Zhang… - Journal of Geophysical …, 2021 - Wiley Online Library
In seismic nuclear monitoring, an accurate source depth is an important prerequisite for
reliably estimating the explosive yield. Relative location methods are often used for this …

Surface deformation of the Barren Island volcano, Andaman Sea (2007–2017) constrained by InSAR measurements: Evidence for shallow magma reservoir and lava …

KM Sreejith, R Agrawal, P Agram… - Journal of Volcanology and …, 2020 - Elsevier
Barren Island, situated in the Andaman Sea, is the northernmost active volcano of the Sunda
arc. The oldest known eruption of the volcano was during the period 1787–1832. After about …

Numerical simulation of seismic waves in 3-D orthorhombic poroelastic medium with microseismic source implementation

M Tohti, Y Wang, W Xiao, Q Di, K Zhou… - Geophysical Journal …, 2021 - academic.oup.com
We have carried out microseismic forward modelling in orthorhombic poroelastic medium.
The seismic response to isotropic (ISO) source, double couple (DC) source and …

Land subsidence studies in the Godavari Delta regions of the East coast of India using ALOS and Sentinel 1 data

KN Reshma, R Agrawal, R Ramakrishnan… - Ecological …, 2023 - Elsevier
Subsidence in coastal deltas is a challenging issue globally, influenced by both climate and
anthropogenic pressures. Owing to its rich economic value, the Godavari Delta on the east …

Spatial Variability of Ground Deformation of Coastal Regions of the Krishna Delta, East Coast of India Using SAR Interferometry

KN Reshma, RM Murali, SS Kumar, R Agrawal… - Journal of the Indian …, 2024 - Springer
The Deltas of the east coast of India are highly susceptible to vertical deformations due to
various factors like hydrological changes, reduced sediment inflow from rivers, groundwater …

Comparison of PolSAR surface measurements from underground chemical explosions to recorded and predicted surface ground motion

DA Yocky, RD West, RE Abbott - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
The Source Physics Experiment (SPE) Phase I conducted six underground chemical
explosions at the same experimental pad with the goal of characterizing underground …

Quantitative assessment to the impact of InSAR ionospheric and tropospheric corrections on source parameter modelling: application to the 4th nuclear test, North …

M Zhu, Q Zeng, J Jiao - Geophysical Journal International, 2021 - academic.oup.com
Although many studies have revealed that the atmospheric effects of electromagnetic wave
propagation (including ionospheric and tropospheric water vapour) have serious impacts on …

基于升降轨SAR 数据的地下核爆参数反演与3D 形变监测方法

贺黎明, 康家帅, 郭聪, 王兴杰 - 东北大学学报(自然科学版), 2024 - xuebao.neu.edu.cn
以朝鲜第6 次地下核试验为例, 基于升降轨ALOS-2 SAR 数据, 首先利用D-InSAR
技术获取核试验场的视线向形变, 以此为基础, 基于贝叶斯反演方法确定核爆参数, 然后引入POT …

Application of Sentinel-1 SAR Data for Detecting a Nuclear Test Location in North Korea

AA Akhmadiya, K Moldamurat, M Jamshidi… - Canadian Journal of …, 2022 - Taylor & Francis
Sentinel-1 C-band radar data were applied for the first time to determine a nuclear test, its
underground H-bomb explosion location and the affected zone in North Korea on …