Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes

ULF (ultra-low-frequency) electromagnetic emission is recently recognized as one of the most promising candidates for short-term earthquake prediction. This paper reviews previous convincing evidence on the presence of ULF emissions before a few large earthquakes. Then, we present our network of ULF...

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Main Authors: Kenji Ohta, Katsumi Hattori, Masashi Hayakawa
Format: Article
Language:English
Published: MDPI AG 2007-07-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/7/7/1108/
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spelling doaj-c359c48c8da942448f6c00f08b5003072020-11-24T21:01:37ZengMDPI AGSensors1424-82202007-07-01771108112210.3390/s7071108Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with EarthquakesKenji OhtaKatsumi HattoriMasashi HayakawaULF (ultra-low-frequency) electromagnetic emission is recently recognized as one of the most promising candidates for short-term earthquake prediction. This paper reviews previous convincing evidence on the presence of ULF emissions before a few large earthquakes. Then, we present our network of ULF monitoring in the Tokyo area by describing our ULF magnetic sensors and we finally present a few, latest results on seismogenic electromagnetic emissions for recent large earthquakes with the use of sophisticated signal processings.http://www.mdpi.com/1424-8220/7/7/1108/Seismogenic ULF emissionsearthquake predictionmagnetic sensorssignal processing
collection DOAJ
language English
format Article
sources DOAJ
author Kenji Ohta
Katsumi Hattori
Masashi Hayakawa
spellingShingle Kenji Ohta
Katsumi Hattori
Masashi Hayakawa
Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
Sensors
Seismogenic ULF emissions
earthquake prediction
magnetic sensors
signal processing
author_facet Kenji Ohta
Katsumi Hattori
Masashi Hayakawa
author_sort Kenji Ohta
title Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
title_short Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
title_full Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
title_fullStr Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
title_full_unstemmed Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
title_sort monitoring of ulf (ultra-low-frequency) geomagnetic variations associated with earthquakes
publisher MDPI AG
series Sensors
issn 1424-8220
publishDate 2007-07-01
description ULF (ultra-low-frequency) electromagnetic emission is recently recognized as one of the most promising candidates for short-term earthquake prediction. This paper reviews previous convincing evidence on the presence of ULF emissions before a few large earthquakes. Then, we present our network of ULF monitoring in the Tokyo area by describing our ULF magnetic sensors and we finally present a few, latest results on seismogenic electromagnetic emissions for recent large earthquakes with the use of sophisticated signal processings.
topic Seismogenic ULF emissions
earthquake prediction
magnetic sensors
signal processing
url http://www.mdpi.com/1424-8220/7/7/1108/
work_keys_str_mv AT kenjiohta monitoringofulfultralowfrequencygeomagneticvariationsassociatedwithearthquakes
AT katsumihattori monitoringofulfultralowfrequencygeomagneticvariationsassociatedwithearthquakes
AT masashihayakawa monitoringofulfultralowfrequencygeomagneticvariationsassociatedwithearthquakes
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