The Global Crust and Mantle Gravity Disturbances and Their Implications on Mantle Structure and Dynamics

B Chen, MK Kaban, G Zhao, J Du, D Gao - Surveys in Geophysics, 2024 - Springer
The gravity anomalies reflect density perturbations at different depths, which control the
physical state and dynamics of the lithosphere and sub-lithospheric mantle. However, the …

Moho beneath Tibet based on a joint analysis of gravity and seismic data

G Zhao, J Liu, B Chen, MK Kaban… - Geochemistry …, 2020 - Wiley Online Library
We use the improved Parker‐Oldenburg's formulas that include a reference depth into the
exponential term and employ the Gauss‐fast Fourier transform method to determine Moho …

Constrained gravity inversion with adaptive inversion grid refinement in spherical coordinates and its application to mantle structure beneath Tibetan plateau

Y Zhong, Z Ren, J Tang, Y Lin, B Chen… - Journal of …, 2022 - Wiley Online Library
We develop a novel gravity inversion algorithm in spherical coordinates based on adaptive
inversion mesh refinement and multiphysical parameter constraints. The inversion mesh is …

Inversion of the Gravity Gradiometry Data by ResUet Network: An Application in Nordkapp Basin, Barents Sea

Z Xu, R Wang, MS Zhdanov, X Wang… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
The study and assessment of the subsurface density distribution are vital for mining and oil
and gas exploration. This can be achieved by the 3-D inversion of the observed gravity and …

[PDF][PDF] Geosciences in Central South University: A state-of-the-art review

Z Guo, JQ Lai, KN Zhang, XC Mao… - Journal of Central …, 2020 - researchgate.net
In recent decades, colleagues working in the Discipline of Geological Resources and
Geological Engineering at Central South University made significant progress in theoretic …

3‐D density structure of the lunar mascon basins revealed by a high‐efficient gravity inversion of the GRAIL data

G Zhao, J Liu, B Chen, MK Kaban… - Journal of Geophysical …, 2021 - Wiley Online Library
The lunar mascon basins are characterized by high gravity anomalies and thin crust. Study
of the density structure beneath the mascon basins can help to understand the origin of …

Gravity field of a tesseroid by variable-order Gauss–Legendre quadrature

L Qiu, Z Chen - Journal of Geodesy, 2020 - Springer
Abstract The Gauss–Legendre quadrature (GLQ) integration is a numerical method to
calculate the gravitational field of a tesseroid and the approximation error of the GLQ …

3D gravity inversion based on mixed-norm regularization in spherical coordinates with application to the lunar Moscoviense Basin

G Zhao, X Wang, J Liu, B Chen, MK Kaban, Z Xu - Geophysics, 2023 - library.seg.org
Three-dimensional gravity inversion has been widely used to infer density structures and
tectonic movements of the earth and Moon. However, two problems (the nonuniqueness and …

A density-weighted and cross-gradient constrained joint inversion method of gravity and vertical gravity gradient data in spherical coordinates and its application to …

N Wang, G Ma, L Li, T Wang, D Li - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The gravity gradient data have higher horizontal resolution and highlight the shallow
sources relative to gravity data; therefore, the comprehensive measurement of gravity and its …

3D large-scale forward modeling of gravitational fields using triangular spherical prisms with polynomial densities in depth

F Ouyang, L Chen, L Wu - Journal of Geodesy, 2024 - Springer
To take the sphericity of the Earth into account, tesseroids are often utilized as grid elements
in large-scale gravitational forward modeling. However, such elements in a latitude …