Results 1 to 10 of about 924,857 (297)

Technical note: Introduction of a superconducting gravimeter as novel hydrological sensor for the Alpine research catchment Zugspitze [PDF]

open access: yesHydrology and Earth System Sciences, 2021
GFZ (German Research Centre for Geosciences) set up the Zugspitze Geodynamic Observatory Germany with a worldwide unique installation of a superconducting gravimeter at the summit of Mount Zugspitze on top of the Partnach spring catchment.
C. Voigt   +10 more
doaj   +1 more source

GOCE Downward Continuation to the Earth’s Surface and Improvements to Local Geoid Modeling by FFT and LSC

open access: yesRemote Sensing, 2023
One of the main applications of the gravity field and steady-state Ocean Circulation Explorer (GOCE) satellite data is their combination with local gravity anomalies for geoid and gravity field modeling purposes.
Dimitrios A. Natsiopoulos   +4 more
doaj   +1 more source

FIR, IIR and Wavelet Algorithms for the Rigorous Filtering of GOCE SGG Data to the GOCE MBW

open access: yesRemote Sensing, 2022
Gravity field and steady-state Ocean Circulation Explorer (GOCE) data are strongly affected by noise and long-wavelength errors outside the satellite measurement bandwidth (MBW).
Eleftherios Pitenis   +6 more
doaj   +1 more source

Geoid Studies in Two Test Areas in Greece Using Different Geopotential Models towards the Estimation of a Reference Geopotential Value

open access: yesRemote Sensing, 2023
In the present study, we first examine the contribution of different, satellite-only or combined, global geopotential models in geoid computation employing the remove–compute–restore approach. For this reason, two test areas of about 100 km2 each, one in
Vassilios N. Grigoriadis   +4 more
doaj   +1 more source

ICGEM – 15 years of successful collection and distribution of global gravitational models, associated services, and future plans [PDF]

open access: yesEarth System Science Data, 2019
The International Centre for Global Earth Models (ICGEM, http://icgem.gfz-potsdam.de/, last access: 6 May 2019) hosted at the GFZ German Research Centre for Geosciences (GFZ) is one of the five services coordinated by the International Gravity Field ...
E. S. Ince   +8 more
doaj   +1 more source

Validation of Recent DSM/DEM/DBMs in Test Areas in Greece Using Spirit Leveling, GNSS, Gravity and Echo Sounding Measurements

open access: yesISPRS International Journal of Geo-Information, 2023
Recent Digital Surface, Elevation, and Bathymetric Models (DSM/DEM/DBM) aim to provide high-resolution and accurate height and depth information needed for a variety of surveying, geodetic, geophysical, and other applications. In this study, first we aim
Vassilios N. Grigoriadis   +2 more
doaj   +1 more source

Integration of Residual Terrain Modelling and the Equivalent Source Layer Method in Gravity Field Synthesis for Airborne Gravity Gradiometer Test Site Determination

open access: yesRemote Sensing, 2023
To calibrate airborne gravity gradiometers currently in development in China, it is urgent to build an airborne gravity gradiometer test site. The site’s selection depends on the preknowledge of high-resolution gravity and gradient structures.
Meng Yang   +5 more
doaj   +1 more source

Earth's surface mass transport derived from GRACE, evaluated by GPS, ICESat, hydrological modeling and altimetry satellite orbits [PDF]

open access: yesEarth Surface Dynamics, 2018
The Gravity Recovery and Climate Experiment (GRACE) delivered the most accurate quantification of global mass variations with monthly temporal resolution on large spatial scales.
C. Gruber   +6 more
doaj   +1 more source

Characterization of Icy Moon Hydrospheres Through Joint Inversion of Gravity and Magnetic Field Measurements

open access: yesGeophysical Research Letters, 2023
Several bodies in the outer solar system are believed to host liquid water oceans underneath their icy surfaces. Knowledge of the hydrosphere properties is essential for understanding and assessing their habitability.
Flavio Petricca   +5 more
doaj   +1 more source

The relationship of the oil and gas fields of the Forecarpathian region with the regional faults system and deep structure

open access: yesГеофизический журнал, 2022
The oil and gas fields of Forecarpathian oil and gas region are compared with the structure of earth’s crust and regional faults. Most of the oil and gas condensate fields are localized in Borislav-Pokutia nappe over Precarpathian Fault zone.
V. I. Starostenko   +4 more
doaj   +1 more source

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