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Imprint of Diurnal and Semidiurnal Cyclicity in Radon Time Series of MPGO, Ghuttu Garhwal Himalaya: Evidence Based on Singular Spectrum Analysis
Radon-222 is considered an important earthquake precursor because it is a noble gas and for its radioactive decay characteristics. However, radon...
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Gravity reference at the Argentinean–German Geodetic Observatory (AGGO) by co-location of superconducting and absolute gravity measurements
The Argentinean–German Geodetic Observatory (AGGO) is a fundamental geodetic observatory located close to the city of La Plata, Argentina. Two...
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Observed and Calculated M2 Tidal Gravimetric Factors at 15 Stations in the Mainland of China
One important procedure in gravity data processing is making tidal corrections. Sound tidal corrections rely on accurate tidal gravimetric factors....
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Gravity tides extracted from SSA-denoised superconducting gravity data with the harmonic analysis: a case study at Wuhan station, China
Superconducting gravimetry is one main technique to determine the gravity tides. In superconducting gravimeter (SG) measurement, the gravity tides is...
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Progress of Research on the Earth’s Gravity Tides and its Application in Geodynamics in China
High-precision gravity measurements provide an invaluable approach for exploring the interior of the Earth by detecting geodynamic phenomena...
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Search for Atmospheric Wave Signatures by Simultaneous Collocated Barometer and Gravimeter Measurements
AbstractA spatial distribution model for air density perturbations during the propagation of internal gravity waves (IGWs) is used to derive...
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Potential Slichter Triplet Detection Using Global Superconducting Gravimeter Data
The eigenperiods of the translational oscillation modes of the Earth’s solid inner core, also referred to as the Slichter modes or Slichter triplet,...
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Reduction of apparent temporal variations of tidal parameters by a proper local response model
We describe a new harmonic tidal analysis method, which constrains the solution to be near a reference model. This regularization stabilizes the...
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Newtonian (moving mass) calibration of tilt and gravity meters and the investigation of some factors influencing its accuracy
The idea of moving mass calibration (MMC) of relative gravity meters dates back to the seventies of the last century. Probably the MMC apparatus...
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Detection of free core nutation resonance variation in Earth tide from global superconducting gravimeter observations
In order to verify the time variability of free core nutation (FCN) period, global superconducting gravimeter (SG) observations were analyzed based...
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Assessment of the 2S1 Mode Triplet Based on IGETS Data After 2010 Chile Earthquake
Based on the maximum likelihood method, an optimal algorithm has been developed for detecting the 2 S 1 mode triplet in seismic noise. The algorithm...
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Determination of the Earth’s structure based on intermediate-period surface wave recordings of tidal gravimeters: a case study
Tidal gravimeters can detect intermediate-period surface waves with high accuracy. Three gravimetric stations with estimated transfer functions and...
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Evaluation of comparisons of absolute gravimeters using correlated quantities: reprocessing and analyses of recent comparisons
Due to the lack of a natural reference for the absolute acceleration of free fall and gravity, absolute gravimeters are compared at international...
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Absolute gravity observations in Estonia from 1995 to 2017
The establishment of a national gravity standard based on international metrological standards is a high priority for the Estonian geodetic,...
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A First Reliable Gravity Tidal Model for Lake Nasser Region (Egypt)
In the framework of the French–Egyptian Imhotep Project, two spring gravimeters have been installed in the area of Lake Nasser (Egypt) with the aim...
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Influence of Ocean Tidal Loading on Continuous Gravity Observations in Eastern China
Global and regional ocean tide models are used to analyze the gravity effect of ocean tidal loading (OTL) for gravity stations in East China. The...
