搜索结果: 1-15 共查到“固体地球物理学 potential”相关记录27条 . 查询时间(0.056 秒)
A probability tomography approach to the analysis of potential field data in the Campi Flegrei caldera (Italy)
applied geophysics potential fields probability tomography Campi flregrei caldera
2015/9/28
The results of the application of the 3D probability tomography imaging approach to the study of the Campi Flegrei (CF) caldera are presented and discussed. The tomography approach has been applied to...
Self-potential chenges associated with volcanic activity:Short-term signals associated with March 9,1998 eruption on La Fournaise volcano (Reunion Island)
self-potential electric precursor ULF band self-potential mapping eruption
2015/9/28
After six years of quietness La Fournaise volcano entered into activity on March 9, 1998. Fissures opened gradually downwards on the northern flank of the cone. Two cones, Kapor and Krafft built, from...
Tomographic analysis of self-potential data in a seismic area of Southern Italy
elf-potential tomographic technique fault system southern apennines
2015/9/28
The time and space anomalous behaviour of the Self-Potential (SP) field recorded in a seismic area of Southern Apennines, Italy, is discussed. The SP data were collected in the period June 1992-Novemb...
Antipersistent dynamics in short time scale variability of self-potential signals
Fractal propeties variogram analysis antipersistence self-potential signal earthquake prediction
2015/9/28
Time scale properties of self-potential signals are investigated through the analysis of the second order structure function (variogram), a powerful tool to investigate the spatial and temporal variab...
Improved techniques in data analysis and interpretation of potential fields:examples of application in volcanic and seismically active areas
gravimetry potential fields geomagnetism signal enhancement techniques
2015/9/25
Geopotential data may be interpreted by many different techniques, depending on the nature of the mathematical equations correlating specific unknown ground parameters to the measured data set. The in...
Geomorphology of the Gubbio Basin (Central Italy):understanding the active tectonics and earthquake potential
tectonic geomorphology normal fault seismogenic sources Umbria-Marche Apennines-29 April 1984 Gubbio earthquake
2015/9/16
The Gubbio Basin is a 22 km long, 4 km wide depression located within the North-Central Apennines fold-andthrust belt. The basin is bounded to the east by the Gubbio Fault, a W-dipping, normal fault d...
Investigating correlations between earthquakes and extreme eventsin self-potential data recorded in a seismicarea of Southestern Appennine Chain (Italy)
self-potentials extreme events earthquakes cross-correlation
2015/9/14
The Normalized Wavelet Cross-Correlation Function (NWCCF) was used to study correlations between the series of extreme events in self-potential data and earthquakes, both modelled as stochastic point ...
Wavelet analysis as a tool to characteriseand remove environmental noisefrom self-potential time series
self-potential signals wavelet analysis
2015/9/14
Multiresolution wavelet analysis of self-potential signals and rainfall levels is performed for extracting fluctuations in electrical signals, which might be addressed to meteorological variability. I...
Development of geothermal field following the 2000 eruption of Usu volcano as revealed by ground temperature,resistivity and self-potential variations
Usu volcano geothermal field ground temperature electrical prospecting selfpotential field hydrothermal circulation
2015/9/2
The 2000 eruption of Usu volcano, NE Japan, took place on the foot of the somma, and formed a cryptodome of 65 m high accompanying numerous faults. We made repeated measurements of ground temperature,...
Quantitative prediction of strong motion for a potential earthquake fault
Earthquake earthquake earthquake fault fault
2015/8/28
This paper describes a new method for calculating strong motion records for a given seismic region on the basis of the laws of physics using information on the tectonics and physical properties of the...
Potential reasons for ionospheric anomalies detected by nonlinear principal component analysis just before the China Wenchuan earthquake, and their relationship to source conditions
Nonlinear Principal Component Analysis (NLPCA) Principal Component Analysis (PCA) Total Electron Content (TEC),
2015/8/27
Nonlinear principal component analysis (NLPCA) was performed to examine the total electron content (TEC) anomalies for the China Wenchuan earthquake of May 12, 2008 (= 7.9). This was applied to global...
Limits on the potential accuracy of earthquake risk evaluations using the L’Aquila (Italy) earthquake as an example
earthquake risk evaluations earthquake
2015/8/17
This article is concerned with attempting to ‘predict’ (hindcast) the
damage caused by the L’Aquila 2009 earthquake (Mw 6.3) and, more
generally, with the question of how close predicted damage can ...
Limits on the potential accuracy of earthquake risk evaluations using the L’Aquila (Italy) earthquake as an example
Seismic risk Hindcasting L'Aquila earthquake Damage evaluation Epistemic uncertainty
2015/8/14
This article is concerned with attempting to ‘predict’ (hindcast) the damage caused by the L’Aquila 2009 earthquake (Mw 6.3) and, more generally, with the question of how close predicted damage can ev...
Earthquake and Tsunami Potential of the Hikurangi Subduction Thrust, New Zealand: Insights from Paleoseismology, GPS, and Tsunami Modeling
Hikurangi Subduction Thrust GPS
2015/7/17
The Hikurangi subduction margin, where the Pacific Plate subducts beneath the North Island of New Zealand, poses a major seismic and tsunami hazard to the New Zealand region, but its seismic and tsuna...
Observation of a local gravity potential isosurface by airborne lidar of Lake Balaton, Hungary
local gravity potential isosurface airborne lidar of Lake Balaton Hungary
2015/1/6
Airborne lidar is a remote sensing method commonly used for mapping surface topography in high resolution. A water surface in hydrostatic equilibrium theoretically represents a gravity potential isosu...