搜索结果: 1-15 共查到“地球物理学 gravity”相关记录69条 . 查询时间(0.104 秒)
Crustal Uplift in the Longmen Shan Mountains Revealed by Isostatic Gravity Anomalies along the Eastern Margin of the Tibetan Plateau
isostatic gravity anomalies crustal uplift Longmen Shan Mountains lower crustal flow foreland basin the eastern margin of the Tibetan Plateau
2018/4/10
This study examines the relationship between high positive isostatic gravity anomalies (IGA), steep topography and lower crustal extrusion at the eastern margin of the Tibetan Plateau. IGA data has re...
GRAVITY ANOMALY ASSESSMENT USING GGMS AND AIRBORNE GRAVITY DATA TOWARDS BATHYMETRY ESTIMATION
Satellite gravity mission gravity anomaly and Global Geopotential Model
2016/10/14
The Earth’s potential information is important for exploration of the Earth’s gravity field. The techniques of measuring the Earth’s gravity using the terrestrial and ship borne technique are time con...
MARINE GEOID UNDULATION ASSESSMENT OVER SOUTH CHINA SEA USING GLOBAL GEOPOTENTIAL MODELS AND AIRBORNE GRAVITY DATA
Global Geopotential Model Geoid Undulations Airborne Gravity Gravity Missions
2016/10/14
Global geopotential models (GGMs) are vital in computing global geoid undulations heights. Based on the ellipsoidal height by Global Navigation Satellite System (GNSS) observations, the accurate ortho...
Development of a new generation gravity map of Antarctica: ADGRAV Antarctic Digital Gravity Synthesis
Gravity Antartica
2015/10/8
The U.S. National Science Foundation (NSF) has agreed to support the development of a new generation gravity map of Antarctica (ADGRAV - Antarctic Digital Gravity Synthesis), funding the development o...
Compilation of shipborne magnetic and gravity data images crustal structure of Prydz Bay (East Antarctica)
Prydz Bay shipborne data magnetic anomalies gravity anomalies two-dimensional modelling
2015/10/8
A magnetic anomaly map and a free air anomaly map of Prydz Bay, of the adjacent slope and over the continental rise area (63°S-69.5°S, 69°E-81°E) were compiled using Russian, Australian, Japanese and ...
Planetary and gravity wave signatures in the F-region ionosphere with impacton radio propagation predictionsand variability
Radio propagation ionization
2015/9/14
The aim of this work within the WP 3.1 of the COST 271 Action is the characterization of the variability introduced in the F-region ionosphere by -Planetary Wave Signatures- (PWS) and -Gravity Wave
S...
Assessment of motion-induced fluidization of dense pyroclastic gravity currents
pyroclastic flow fluidization gravity current
2015/9/10
The paper addresses some fundamental aspects of the dynamics of dense granular flows down inclines relevant
to pyroclastic density currents. A simple mechanistic framework is presented to analyze the...
A new approach for residual gravity anomaly profile interpretations: Forced Neural Network (FNN)
Forced Neural Network gravity anomaly modeling synthetic model Gulf of Mexico
2015/9/8
This paper presents a new approach for interpretation of residual gravity anomaly profiles, assuming horizontal
cylinders as source. The new method, called Forced Neural Network (FNN), is introduced ...
A sapphire monolithic differential accelerometer as core sensor for gravity gradiometric geophysical instrumentation
gradiometric gravimeter accelerometer Whispering gallery cavity
2015/9/8
Gradiometric gravimetry is a survey technique widely used in geological structure investigation. This work demonstrates the feasibility of a new class of low frequency accelerometers for geodynamics s...
Deep Sea Gravity Measurements: GEOSTAR-2 Mission Results
seafloor gravimeter teleseismic waves
2015/9/7
A new concept gravity meter with sensitivity close to Hz ms / 10 2 8 ? ? in the range of 10 -5 ?1Hz intended for observation of the vertical component of the Earth gravity and
teleseismic waves was i...
A review of the gravity and magnetic studies in the Tyrrhenian Basin and its volcanic districts
Tyrrhenian Basin gravity anomaly field Magnetic anomaly field enhancing techniques
2015/9/1
Since the Sixties, the turning point marked by the Plate Tectonics global theory has provided new ideas for the interpretation
of the complex geodynamic evolution of the Mediterranean area. The renew...
Tidal gravity observations at Mt. Etna and Stromboli: results concerning the modeled and observed tidal factors
Tidal gravity models Tidal loading
2015/9/1
Continuous gravity observations performed in the last few years, both at Mt. Etna and Stromboli, have prompted
the need to improve the tidal analysis in order to acquire the best corrected data for t...
Seismic-induced accelerations detected by two parallel gravity meters in continuous recording with a high sampling rate at Etna volcano
gravimeters earthquakes seismic-induced effects gravity fluctuations resonance
2015/9/1
We analyse a microgravity data set acquired from two spring LaCoste & Romberg gravity meters operated in parallel at the same site on Etna volcano (Italy) for about two months (August September 2005)....
Gravity changes due to overpressure sources in 3D heterogeneous media: application to Campi Flegrei caldera, Italy
Campi Flegrei Deformation gravity finite element method heterogeneous medium
2015/9/1
Employing 3D finite element method, we develop an algorithm to calculate gravity changes
due to pressurized sources of any shape in elastic and inelastic heterogeneous media. We
consider different s...
Gravity changes due to overpressure sources in 3D heterogeneous media: application to Campi Flegrei caldera, Italy
Campi Flegrei deformation gravity finite element method heterogeneous medium
2015/9/1
Employing a 3D finite element method, we develop an algorithm to calculate gravity changes due to pressurized
sources of any shape in elastic and inelastic heterogeneous media. We consider different ...