搜索结果: 1-15 共查到“Magnetotelluric”相关记录17条 . 查询时间(0.048 秒)
Magnetotelluric investigations of the seismically active region of Northwest Bohemia: preliminary results
Magnetotelluric seismic area Bohemia
2015/10/8
During 1997, within the framework of an Italian-funded scientific cooperation between Italy and the Czech Republic, a series of magnetotelluric (MT) soundings was carried out in the region of Northwes...
An integrated magnetotelluric study of the Mt. Etna volcanic structure
Magnetotellurics Mt. Etna Volcanic structure feeding system
2015/9/28
he results of a magnetotelluric (MT) survey performed at Mt. Etna (Sicily, Italy) are presented and discussed.
The MT interpretation is preceded by the description of the data managing strategy used ...
Evolution of magnetotelluric,total magnetic field,and VLF field parameters in Central Italy:relations to local seismic activity
Magnetotelluroc tectonomagnetism VLF waves
2015/9/28
Magnetotelluric data were collected at Collemeluccio (41.72°N, 14.37°E) in Central Italy from summer 1991 to spring 1998. Analyzed by means of tensor decomposition on the geoelectric potential and rob...
New magnetotelluric soundings in the Mt. Somma-Vesuvius volcanic complex: preliminary results
Magnetotellurics volcanology crustal explorations Mt. Somma-Vesuvius
2015/9/28
During 1997 ten magnetotelluric (MT) soundings were recorded in single-site mode above the Mt. Somma-Vesuvius volcanic area. A first campaign of MT measurements was carried out, during spring, by the ...
Stochastic interpretation of magnetotelluric data,comparison of methods
magnetotelluric method inverse problem controlled random search Markov chain Monte Carlo neighbourhood algorithm
2015/9/2
Global optimization and stochastic approaches to the interpretation of measured data have recently gained particular attraction as tools for directed search for and/or verification of characteristic s...
Rapid neuronet inversion of 2D magnetotelluric data for monitoring of geoelectrical section parameters
magnetotelluric inverse problem neural network EM monitoring
2015/9/2
The inverse MagnetoTelluric (MT) operator is approximated by means of the Neural Network (NN). The methodology of the NN interpretation in classes of the geoelectrical sections described by the hundre...
A new magnetotelluric monitoring network operating in Agri Valley (Southern Italy): study of stability of apparent resistivity estimates
magnetotelluric remote reference apparent resistivity curve earthquake precursors
2015/9/1
Variations detected in geophysical, especially electromagnetic, parameters in seismic active areas have been
sometimes attributed to modifications of the stress field. Among the different geophysical...
Bayesian approach to magnetotelluric tensor decomposition
Magnetotelluric regional composite electric model the underlying structure of the bayesian stochastic method
2015/8/28
Magnetotelluric directional analysis and impedance tensor decomposition are basic tools to validate a local/regional composite electrical model of the underlying structure. Bayesian stochastic methods...
Global nonlinear optimization for the estimation of static shift and interpretation of 1-D magnetotelluric sounding data
Magnetotelluric sounding global nonlinear optimization static shift TE and TM mode apparent resistivity phase
2015/8/27
In the presence of conducting inhomogeneities in near-surface structures, apparent resistivity data in magnetotelluric sounding can be severely distorted. This is due to electric fields generated from...
Processing of noisy magnetotelluric time series from Koyna-Warna seismic region, India: a systematic approach
Koyna-Warna seismic region systematic approach
2015/8/17
Rolling array pattern broad band magnetotelluric (MT) data was acquired
in the Koyna-Warna (Maharashtra, India) seismic zone during
2012-14 field campaigns. The main objective of this study is to id...
Processing of noisy magnetotelluric time series from Koyna-Warna seismic region, India: a systematic approach
Magnetotellurics Koyna Time series processing Cultural noise Remote reference
2015/8/14
Rolling array pattern broad band magnetotelluric (MT) data was acquired in the Koyna-Warna (Maharashtra, India) seismic zone during 2012-14 field campaigns. The main objective of this study is to iden...
Constrained robust estimation of magnetotelluric impedance functions based on a bounded-influence regression M-estimator and the Hilbert transform
robust estimation magnetotelluric impedance functions bounded-influence regression M-estimator
2009/10/30
Robust impedance estimation procedures are now in standard use in magnetotelluric (MT) measurements and research. These always yield impedance estimates which are better than the conventional least sq...
The Role of Crustal Fluids in Strike-slip Tectonics: New Insights from Magnetotelluric Studies
crustal fluids magnetotelluric strike-slip tectonics transform plate boundaries crustal deformation
2009/7/8
The presence of fluids in the Earth's crust can dramatically change the rheology and may control a wide range of tectonic processes, especially in regions characterized by strike-slip deformation. Flu...
Mohr-Circle-Based Rotational Invariants of a Magnetotelluric Data Set from the Thrace Region of Turkey: Geological Implications
Thrace Basin magnetotellurics Mohr circles rotational invariants anisotropy geoelectrical strike directions crust
2009/7/7
In the summer of 1995, magnetotelluric data were acquired at forty sites along a southwest-northeast profile crossing northwestern Turkey in continental Europe. The traverse, 204 km in length, crossed...
On the Magnetotelluric Impulse Response at the Nurmijärvi Observatory
On the Magnetotelluric Impulse Response at the Nurmijä rvi Observatory
2009/6/15
On the Magnetotelluric Impulse Response at the Nurmijärvi Observatory.