搜索结果: 1-15 共查到“理学 Umbria-Marche”相关记录15条 . 查询时间(0.109 秒)
Coseismic displacement of the 27th September 1997 Umbria - Marche (Italy) earthquakes detected by GPS: campaigns and data
Umbria-Marche earthquakes IGM95 GPS coseismic displacement
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2015/9/30
On September 26,1997 two earthquakes of Mw 5.7 (00.33 GMT) and Mw 6.0 (9.40 GMT), occurred in the Umbria-Marche region (Central Apennines, Italy). The epicentres were located in an area of the Apennin...
In search of evidence of deep fluid discharges and pore pressure evolution in the crust to explain the seismicity style of the Umbria-Marche 1997-1998 seismic sequence (Central Italy)
fluid geochemistry/seismicity porepressure field Umbria-Marche 1997-1998 seismic sequence
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2015/9/30
Starting soon after the first main-shocks of the long seismic sequence which has occurred along the Umbria-Marche boundary since September 1997, fluid geochemistry surveying was accomplished (around 2...
Space-time variations of the Umbria-Marche region instrumental seismicity
b value seismicity Apennines
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2015/9/29
In the Umbria-Marche region, space and time variations concerning the b value were studied by instrumental seismicity from January 1987 to May 1999, according to the Bender method. Data were divided i...
Accelerometric radiation simulation for the September 26,1997 Umbria-Marche (Central Italy) main shocks
kinematic source model strong motion simulation Umbria-Marche main shocks
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2015/9/28
We applied a hybrid stochastic-deterministic method to simulate the strong ground motion characteristics associated with the September 26, 1997 Umbria-Marche main shocks. One hundred different rupture...
Rupture history of the 1997 Umbria-Marche (Central Italy) main shocks from the inversion of GPS, DInSAR and near field strong motion data
slip history waveform inversion geodetic data modeling Colfiorito earthquakes kinematic source models
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2015/9/15
We investigate the rupture history of the three largest magnitude earthquakes of the 1997 Umbria-Marche sequence by inverting GPS, DInSAR and near-source strong motion waveforms. We use the frequency ...
Robust satellite techniques (RST) for the thermal monitoring of earthquake prone areas:the case of Umbria-Marche October,1997 seismic events
earthquake satellite-thermal-infrared Meteosat Umbria-Marche RST
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2015/9/1
Several authors claim a space-time correlation between increases in Earths emitted Thermal Infra-Red (TIR) radiation and earthquake occurrence. The main problems of such studies regard data analysis a...
Postseismic deformation and body forces shaping the Apennines and adjacent sedimentary basins in Umbria-Marche
Viscoelastic relaxation Aseismic slip Body forces Normal faults
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2015/9/1
The geodynamic complexity of the Apennines and adjacent sedimentary basins in Umbria-Marche (North-Central Italy) makes the dynamics of the present day deformation and its relationships with the seism...
Seismic strain and stress field studies in Italy before and after the Umbria-Marche seismic sequence:a review
moment tensor seismotectonics
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2015/9/1
The seismic sequence that hit Umbria and Marche during 1997 and 1998 was particularly significant because it dramatically marked the evolution of analysis tools and the development of our geophysical ...
The coseismic ground deformations of the 1997 Umbria-Marche earthquakes:a lesson for the development of new GPS networks
GPS IGM95 Umbria-Marche earthquakes
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2015/9/1
After the occurrence of the two main shocks Mw=5.7 (00.33 GMT) and Mw=6.0 (09:40 GMT) on September 26, 1997, which caused severe damages and ground cracks in a wide area of the Umbria Marche region, t...
Extended sources of the main events of the Umbria-Marche (1997) seismic sequence inverted from geophysical data
DInSAR GPS strong-motion teleseismic data seismic source
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2015/9/1
The three largest events of the 1997 Umbria-Marche (Italy) sequence occurred on September 26, 1997 at 00:33 GMT (Event 1, MW=5.7) and 09:40 GMT (Event 2, MW=6.0) in the Colfiorito area and on the Octo...
Earthquake forecasting in Italy,before and after Umbria-Marche seismic sequence 1997.A review of the earthquake occurrence modeling at different spatio-temporal-magnitude scales
earthquake forecasting
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2015/9/1
The main goal of this work is to review the scientific researches carried out before and after the Umbria-Marche sequence related to the earthquake forecasting/prediction in Italy. In particular, I fo...
Seismic reflection data in the Umbria Marche Region:limits and capabilities to unravel the subsurface structure in a seismically active area
seismic reflection data upper crust structure deformation style
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2015/9/1
Before seismic data were made available, the subsurface setting of the Umbria-Marche area was mainly derived from the extrapolation of surface data and from models resulting from analogies with other ...
The 1997-1998 Umbria-Marche post-earthquakes investigation:Perspective from a decade of analyses and debates on the surface fractures
Umbria-Marche seismic sequence coseismic surface fractures moderate size earthquakes post-earthquake emergency response
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2015/9/1
The Umbria-Marche sequence represents the first case in Italy for which the surface effects of a moderate seismic event (5re systematically investigated and documented. Surface fractures attri...
Codes,models and reality:reductionism vs.holism in a review of microzonation studies in the Umbria-Marche region
Microzonation Umbria-Marche earthquake seismic codes
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2015/9/1
In the 10 years since the Umbria-Marche earthquake, several microzonation studies were carried out in the two regions. In the immediate aftermath of the event, the focus was on the epicentral area and...
Information entropy analysis of seismicity of Umbria-Marche region (Central Italy)
Information entropy seismicity Umbria-Marche region
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2009/12/14
We investigated by means of nonlinear tools the temporal distribution of 1983-2003 seismicity of the Umbria-Marche region, Central Italy, that was struck by a strong event (M=5.8) on 26 September 1997...