Satellite gravity gradient grids for geophysics

J Bouman, J Ebbing, M Fuchs, J Sebera, V Lieb… - Scientific reports, 2016 - nature.com
The Gravity field and steady-state Ocean Circulation Explorer (GOCE) satellite aimed at
determining the Earth's mean gravity field. GOCE delivered gravity gradients containing …

Moho depths of Antarctica: Comparison of seismic, gravity, and isostatic results

F Pappa, J Ebbing, F Ferraccioli - Geochemistry, Geophysics …, 2019 - Wiley Online Library
The lithospheric structure of Antarctica is still underexplored. Moho depth estimate studies
are in disagreement by more than 10 km in several regions, including, for example, the …

[HTML][HTML] 重力及重力梯度联合反演青藏高原及邻区岩石圈三维密度结构

李红蕾, 方剑, 王新胜, 刘杰, 崔荣花, 陈铭 - 地球物理学报, 2017 - html.rhhz.net
本文利用GOCE L2 观测重力梯度的五个独立分量(T xx, T zz, T xy, T xz, T yz), 联合EGM2008
地球重力场模型计算垂直重力, 反演计算了青藏高原及邻区0~ 120 km 深度岩石圈三维密度结构 …

The crustal configuration of the West and Central African Rift System from gravity and seismic data analysis

FEK Ghomsi, R Tenzer, E Njinju… - Geophysical Journal …, 2022 - academic.oup.com
SUMMARY The West and Central African Rift System (WCARS) is the only stable
continental geological structure on Earth that is formed by large‐scale topographic massifs …

A novel method for computing the vertical gradients of the potential field: application to downward continuation

KV Tran, TN Nguyen - Geophysical Journal International, 2020 - academic.oup.com
Downward continuation is a very useful technique in the interpretation of potential field data.
It would enhance the short wavelength of the gravity anomalies or accentuate the details of …

Validation of space-wise GOCE gravitational gradient grids using the spectral combination method and GNSS/levelling data

M Pitoňák, M Šprlák, V Ophaug, OCD Omang… - Surveys in …, 2023 - Springer
The launch of gravity-dedicated satellite missions at the beginning of the new millennium led
to an accuracy improvement of global Earth gravity field models (GGMs). One of these …

Cameroon's crustal configuration from global gravity and topographic models and seismic data

FEK Ghomsi, N Sévérin, A Mandal, FEA Nyam… - Journal of African earth …, 2020 - Elsevier
We use gravity information obtained from the XGM2016 global gravitational model together
with topographic, bathymetric and seismic data to interpret the crustal structure beneath …

Identification of Cameroon's geological structures through a gravity separation and using seismic crustal models

FEK Ghomsi, N Ribeiro-Filho, R Baldez… - Journal of African Earth …, 2021 - Elsevier
Residual gravity data provide useful information for a geophysical interpretation of
geological sources. Several techniques have been developed and applied to separate a …

Comparative study of the spherical downward continuation

J Sebera, M Pitoňák, E Hamáčková, P Novák - Surveys in Geophysics, 2015 - Springer
Downward continuation of the potential data (gravity or magnetic) helps to interpret
contributing sources by transforming the physical signal to their neighborhood. This paper …

Numerical solutions of the mean‐value theorem: New methods for downward continuation of potential fields

C Zhang, Q Lü, J Yan, G Qi - Geophysical Research Letters, 2018 - Wiley Online Library
Downward continuation can enhance small‐scale sources and improve resolution.
Nevertheless, the common methods have disadvantages in obtaining optimal results …