Results 11 to 20 of about 1,235,817 (343)

Integrating altimetry derived gravity anomalies with ship-borne gravity data for Africa

open access: yesContributions to Geophysics and Geodesy, 2023
The most comprehensive and precise gravity data for the sea region must be obtained for the Sub-Commission of gravity and geoid for Africa (The African Gravity and Geoid sub-commission (AGG) belongs to the Commission 2 of the International Association of
Hussein ABD-ELMOTAAL, Atef MAKHLOOF
doaj   +1 more source

Bathymetric Prediction from Multi-source Satellite Altimetry Gravity Data [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2019
According to the “theoretical admittance " and the "observation admittance" of the actual data, the theoretical value of effective elastic thickness in the study area was 10km.
Diao FAN,Shanshan LI,Shuyu MENG,Chi ZHANG,Jinkai FENG,Yan HUANG,Jiawei DU,Zhibin XING
doaj   +1 more source

Influence of Sea Level Anomaly on Underwater Gravity Gradient Measurements

open access: yesSensors, 2022
Considering the theoretical research needs of gravity gradient detection and navigation, this study uses the right rectangular prism method to calculate the disturbing gravity gradient from sea level anomalies in the range of 5° × 5° in the Kuroshio ...
Pengfei Xian   +3 more
doaj   +1 more source

Gravity Anomalies, Isostasy and Density Structure of the Indian Continental Lithosphere

open access: yesEpisodes, 2020
Gravity anomalies across the Indian region depict most of the geological and tectonic domains of the Indian continental lithosphere, which evolved through Archean cratonic nucleation, Proterozoic accretion, Phanerozoic India-Eurasia plate convergence ...
Niraj Kumar   +2 more
semanticscholar   +1 more source

Probing depth origin of gravity anomalies in Taiwan through 3-D coherent velocity model

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2021
We constructed a 3-D coherent velocity model by extracting the common features from recent tomographic models and utilized the forward gravity modeling and wavelength filtering method to explore the depth origin of the gravity anomalies, such as the long-
Yu-Tsung Lo   +2 more
doaj   +1 more source

Assessment of HY-2A GM data by deriving the gravity field and bathymetry over the Gulf of Guinea

open access: yesEarth, Planets and Space, 2020
Nine cycles of Haiyang-2A (HY-2A) IGDR (Interim Geophysical Data Record) data are used to derive gravity products over the Gulf of Guinea (15° W–5° E, 4° S–4° N).
Xiaoyun Wan   +2 more
doaj   +1 more source

Gravity dual of the chiral anomaly [PDF]

open access: yesPhysical Review D, 2002
We study effects associated with the chiral anomaly for a cascading $SU(N+M)\times SU(N)$ gauge theory using gauge/gravity duality. In the gravity dual the anomaly is a classical feature of the supergravity solution, and the breaking of the U(1) R-symmetry down to ${\bf Z}_{2M}$ proceeds via the Higgs mechanism.
Klebanov, Igor R.   +2 more
openaire   +2 more sources

Local evaluation of Earth Gravitational Models, case study: Iran

open access: yesGeodesy and Cartography, 2017
Global gravity models are being developed according to new data sets available from satellite gravity missions and terrestrial/marine gravity data which are provided by different countries.
Ismael Foroughi   +3 more
doaj   +1 more source

GRAVITY TESTS AND THE PIONEER ANOMALY

open access: yesThe Eleventh Marcel Grossmann Meeting, 2008
Experimental tests of gravity performed in the solar system show a good agreement with general relativity. The latter is however challenged by the Pioneer anomaly which might be pointing at some modification of gravity law at ranges of the order of the size of the solar system.
Jaekel, Marc-Thierry, Reynaud, Serge
openaire   +3 more sources

An Object‐Oriented Bayesian Gravity Inversion Scheme for Inferring Density Anomalies in Planetary Interiors

open access: yesEarth and Space Science, 2023
Gravity inversions have contributed greatly to our knowledge of the interior of planetary bodies and the processes that shaped them. However, previous global gravity inversion methods neglect the inference of mantle density anomalies when using ...
Kristel Izquierdo   +2 more
doaj   +1 more source

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