[HTML][HTML] Theories and applications of earthquake-induced gravity variation: Advances and perspectives

H Tang, W Sun - Earthquake Science, 2023 - Elsevier
Earthquake-induced gravity variation refers to changes in the earth's gravity field associated
with seismic activities. In recent years, development in the theories has greatly promoted …

Contribution of loading deformation to the GNSS vertical velocity field in the Chinese mainland

Z Wen, W Rao, W Sun - Geophysical Journal International, 2023 - academic.oup.com
To obtain the deformation of the solid Earth from a global navigation satellite system (GNSS)-
observed velocity field, the loading effect of the surface mass variations should be effectively …

Seismic impact of large earthquakes on estimating global mean ocean mass change from GRACE

L Tang, J Li, J Chen, SY Wang, R Wang, X Hu - Remote Sensing, 2020 - mdpi.com
We analyze the impact of large earthquakes on the estimation of the global mean ocean
mass (GMOM) change rate over the 13-year period (January 2003 to December 2015) using …

Optimal Design of a Third Pair of Gravity Satellites to Augment Two Existing Polar Pairs to Enhance Earth's Temporal Gravity Field Recovery

Z Yan, Y Luan, J Ran, CK Shum, Z Zeng… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
Based on its unique sensitivity to Earth's temporal gravity, and since 2002, the gravity
recovery and climate experiment (GRACE) twin satellites, and its successor, GRACE follow …

Performance of GRACE mascon solutions in studying seismic deformations

L Zhang, H Tang, L Chang… - Journal of Geophysical …, 2020 - Wiley Online Library
Abstract GRACE (Gravity Recovery and Climate Experiment) mascon (mass concentration)
solutions are widely used in cryosphere science and hydrology research. Mascon solutions …

Estimating terrestrial water storage variations in Chile with the effects of earthquakes deducted

P Sun, C Guo, D Wei - Hydrological Sciences Journal, 2023 - Taylor & Francis
Chile has unevenly distributed water resources, limited water level stations and earthquake-
prone geological conditions, making it difficult to accurately and comprehensively monitor …

Topographic effects on coseismic gravity change for the 2011 Tohoku‐Oki earthquake and comparison with GRACE

J Li, JL Chen, CR Wilson - Journal of Geophysical Research …, 2016 - Wiley Online Library
We estimate gravity changes due to coseismic horizontal deformation and inclined
bathymetry (referred to as topographic effects in this study) associated with the 2011 Tohoku …

Coseismic Gravity Gradient Changes in a Spherical Symmetric Earth Model: Application to the 2011 Tohoku‐Oki Earthquake

Y Ji, H Tang, W Sun - Journal of Geophysical Research: Solid …, 2022 - Wiley Online Library
In this study, a new approach for the computation of coseismic gravity gradient changes in a
spherically symmetric Earth model is presented. We derived the mathematical expressions …

Monthly GRACE detection of coseismic gravity change associated with 2011 Tohoku-Oki earthquake using northern gradient approach

J Li, WB Shen - Earth, Planets and Space, 2015 - Springer
We demonstrate that the coseismic gravitational changes due to the 2011 M w= 9.0 Tohoku-
Oki earthquake are detectable by GRACE with only 1-month data after the earthquake …

The relationship between GRACE gravity and the seismic b-value: a case study of the Northern Chile Triple Junction (25° S–40° S)

P Sun, M Li, C Guo, D Wei - Geophysical Journal International, 2024 - academic.oup.com
SUMMARY The northern Chile Triple Junction (CTJ) is characterized by the ongoing
subduction of the Nazca plate beneath the South American plate. The geological structures …