Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)

An experiment was carried out in the vicinity of the I Terzi area in Southeastern Tuscany (fig. 1) to evaluate the applicability of the Time Domain Electromagnetic (TDEM) sounding method under the geological and environmental conditions prevailing in that area. An electromagnetic source was establis...

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Main Authors: E. Pinna, O. Faggioni, R. Carrara, P. Cantini, G. V. Keller
Format: Article
Language:English
Published: Istituto Nazionale di Geofisica e Vulcanologia (INGV) 1994-06-01
Series:Annals of Geophysics
Subjects:
Online Access:http://www.annalsofgeophysics.eu/index.php/annals/article/view/4164
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author E. Pinna
O. Faggioni
R. Carrara
P. Cantini
G. V. Keller
author_facet E. Pinna
O. Faggioni
R. Carrara
P. Cantini
G. V. Keller
author_sort E. Pinna
collection DOAJ
description An experiment was carried out in the vicinity of the I Terzi area in Southeastern Tuscany (fig. 1) to evaluate the applicability of the Time Domain Electromagnetic (TDEM) sounding method under the geological and environmental conditions prevailing in that area. An electromagnetic source was established using a motor-generator set and heavy cable. Measurements were attempted at four sites. Numerous samples of electromagnetic noise were recorded at each of these sites. At one site, signals transmitted for a grounded dipole source at 1.6 km distance were also recorded with the noise. The single set of observations has been processed and inverted to yield a six-layer piecewise constant resistivity depth-profile to a depth of about 2 km. The primary achievement of the experiment was demonstration of the praeticability of TDEM methods under the conditions prevailing in the site.
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spelling doaj.art-c7f509edae5843609f5d169bc4be99812022-12-22T03:56:09ZengIstituto Nazionale di Geofisica e Vulcanologia (INGV)Annals of Geophysics1593-52132037-416X1994-06-01375 Sup.10.4401/ag-4164Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)E. PinnaO. FaggioniR. CarraraP. CantiniG. V. KellerAn experiment was carried out in the vicinity of the I Terzi area in Southeastern Tuscany (fig. 1) to evaluate the applicability of the Time Domain Electromagnetic (TDEM) sounding method under the geological and environmental conditions prevailing in that area. An electromagnetic source was established using a motor-generator set and heavy cable. Measurements were attempted at four sites. Numerous samples of electromagnetic noise were recorded at each of these sites. At one site, signals transmitted for a grounded dipole source at 1.6 km distance were also recorded with the noise. The single set of observations has been processed and inverted to yield a six-layer piecewise constant resistivity depth-profile to a depth of about 2 km. The primary achievement of the experiment was demonstration of the praeticability of TDEM methods under the conditions prevailing in the site.http://www.annalsofgeophysics.eu/index.php/annals/article/view/4164electromagnetismresistivitytransient signal
spellingShingle E. Pinna
O. Faggioni
R. Carrara
P. Cantini
G. V. Keller
Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
Annals of Geophysics
electromagnetism
resistivity
transient signal
title Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
title_full Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
title_fullStr Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
title_full_unstemmed Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
title_short Megasource time-domain electromagnetic sounding at Poggi del Sasso - Cinigiano (GR)
title_sort megasource time domain electromagnetic sounding at poggi del sasso cinigiano gr
topic electromagnetism
resistivity
transient signal
url http://www.annalsofgeophysics.eu/index.php/annals/article/view/4164
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