2-D versus 3-D magnetotelluric data interpretation
J Ledo - Surveys in Geophysics, 2005 - Springer
In recent years, the number of publications dealing with the mathematical and physical 3-D
aspects of the magnetotelluric method has increased drastically. However, field experiments …
aspects of the magnetotelluric method has increased drastically. However, field experiments …
Signature of pending earthquake from electromagnetic anomalies
K Eftaxias, P Kapiris, J Polygiannakis… - Geophysical …, 2001 - Wiley Online Library
Two electromagnetic (EM) anomalies have been detected in the VLF frequency band before
the Athens earthquake (EQ)(Mw= 5.9, Sept. 7, 1999) with the following characteristics:(i) The …
the Athens earthquake (EQ)(Mw= 5.9, Sept. 7, 1999) with the following characteristics:(i) The …
Graphical representation and explanation of the conductivity tensor of anisotropic media
C Yang, L Qin - Surveys in Geophysics, 2020 - Springer
Electrical anisotropy is a property of the Earth materials that can be studied through
electromagnetic geophysical methods, such as magnetotellurics. It consists of the electrical …
electromagnetic geophysical methods, such as magnetotellurics. It consists of the electrical …
Recent field observations indicating an earth system in critical condition before the occurrence of a significant earthquake
In this letter, we show, in terms of the fractureinduced electromagnetic emissions (EME)
recorded prior to the earthquake of Chania, Greece [(35.50° N, 23.28° E); October 12, 2013; …
recorded prior to the earthquake of Chania, Greece [(35.50° N, 23.28° E); October 12, 2013; …
Tricritical crossover in earthquake preparation by analyzing preseismic electromagnetic emissions
Fracture-induced electromagnetic emissions (EME) have been observed from the laboratory
to the geophysical scale permitting the monitoring of damage evolution. It has been shown …
to the geophysical scale permitting the monitoring of damage evolution. It has been shown …
Temporal correlation patterns in pre-seismic electromagnetic emissions reveal distinct complexity profiles prior to major earthquakes
In the last years, continuous recordings of electromagnetic emissions from geophysical
observatories have been recognized to exhibit characteristic fluctuation patterns prior to …
observatories have been recognized to exhibit characteristic fluctuation patterns prior to …
Multi-spectral detection of statistically significant components in pre-seismic electromagnetic emissions related with Athens 1999, M= 5.9 earthquake
A multi-spectral analysis of the kHz electromagnetic time series associated with Athens'
earthquake (M= 5.9, 7 September 1999) is presented here, that results to the reliable …
earthquake (M= 5.9, 7 September 1999) is presented here, that results to the reliable …
Mohr-circle-based rotational invariants of a magnetotelluric data set from the Thrace region of Turkey: Geological implications
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 …
northeast profile crossing northwestern Turkey in continental Europe. The traverse, 204 km …
A comparison of ground geoelectric activity between three regions of different level of seismicity
In this work, we present a statistical study of geoelectric time series from three Mexican
regions with recognized different levels of seismicity. This study is made by means of both …
regions with recognized different levels of seismicity. This study is made by means of both …
A magnetotelluric study of the sensitivity of an area to seismoelectric signals
G Balasis, PA Bedrosian… - Natural Hazards and Earth …, 2005 - nhess.copernicus.org
During recent years, efforts at better understanding the physical properties of precursory
ultra-low frequency pre-seismic electric signals (SES) have been intensified. Experiments …
ultra-low frequency pre-seismic electric signals (SES) have been intensified. Experiments …