搜索结果: 1-9 共查到“理学 ground deformation”相关记录9条 . 查询时间(0.531 秒)
Finite element analysis of ground deformation due to dike intrusion with applications to Mt. Etna volcano
FEM ground deformation dike intrusion real medium
2015/9/15
A 2D finite elements study was carried out to analyse the effects caused by dike intrusion inside a heterogeneous medium and with a realistic topography of Mt. Etna volcano. Firstly, the method (dimen...
Non-linear effects in ground deformation at calderas due to the presence of structural discontinuities
ground deformation modeling caldera collapse structural discontinuities
2015/9/14
Non-linear effects in ground deformation at calderas due to the presence of structural discontinuities.
Integrated inversion of ground deformation and magnetic data at Etna volcano using a genetic algorithm technique
ground deformation magnetic anomalies inverse modelling genetic algorithms Mt. Etna
2015/9/2
Geodetic and magnetic investigations have been playing an increasingly important role in studies on Mt. Etna eruptive processes. During ascent, magma interacts with surrounding rocks and fluids, and i...
Finite element modeling of ground deformation and gravity field at Mt. Etna
numerical modeling gravity anomaly
2015/9/1
An elastic 3-D axi-symmetric model based on Finite Element Method (FEM) is proposed to compute ground deformation
and gravity changes caused by overpressure sources in volcanic areas. The numerical c...
Activation of the SIGRIS monitoring system for ground deformation mapping during the Emilia 2012 seismic sequence,using COSMO-SkyMed InSAR data
SAR interferometry Co-seismic displacement Earthquakes SIGRIS system Italy
2015/8/26
On May 20, 2012, at 02:03 UTC, a moderate earthquake of local magnitude, Ml 5.9 started a seismic sequence in the central Po Plain of northern Italy The mainshock occurred in an area where seismicity ...
The permeability and elastic moduli of tuff from Campi Flegrei, Italy: implications for ground deformation modelling
permeability and elastic moduli tuff from Campi Flegrei Italy ground deformation modelling
2015/1/6
The accuracy of ground deformation modelling at active volcanoes is a principal requirement in volcanic hazard mitigation. However, the reliability of such models relies on the accuracy of the rock ph...
Ground deformation detection of the greater area of Thessaloniki (Northern Greece) using radar interferometry techniques
Ground deformation detection the greater area radar interferometry techniques
2009/12/30
In the present study SAR interferometric techniques (stacking of conventional interferograms and Permanent Scatterers), using images from satellites ERS-1 and 2, have been applied to the region of The...
Co-Registration of Optically Sensed Images and Correlation (COSI-Corr): an Operational Methodology for Ground Deformation Measurements
Co-Registration Optically Sensed Images Correlation an Operational Methodology Ground Deformation Measurements
2014/4/15
Recent methodological progress, Co-Registration of Optically Sensed Images and Correlation, outlined here, makes it possible to measure horizontal ground deformation from optical images on an operatio...
Co-registration and correlation of aerial photographs for ground deformation measurements
Aerial Photography Change detection Registration Correlation
2014/4/15
We describe and test a procedure to accurately co-register and correlate multi-temporal aerial images.We show that this procedure can be used to measure surface deformation, and explore the performanc...