Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal

The application of new data in the power law relation between the stress drop of the earthquake and the lead time of the precursory seismic electric signal led to an exponent which falls in the range of the values of critical exponents for fracture and it is in excellent agreement with a previous on...

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Main Author: E. Dologlou
Format: Article
Language:English
Published: Copernicus Publications 2012-08-01
Series:Natural Hazards and Earth System Sciences
Online Access:http://www.nat-hazards-earth-syst-sci.net/12/2603/2012/nhess-12-2603-2012.pdf
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spelling doaj-3680cfd9876a4976aa54c34ee5c289072020-11-24T22:47:19ZengCopernicus PublicationsNatural Hazards and Earth System Sciences1561-86331684-99812012-08-011282603260710.5194/nhess-12-2603-2012Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signalE. DologlouThe application of new data in the power law relation between the stress drop of the earthquake and the lead time of the precursory seismic electric signal led to an exponent which falls in the range of the values of critical exponents for fracture and it is in excellent agreement with a previous one found by (Dologlou, 2012). In addition, this exponent is very close to the one reported by Varotsos and Alexopoulos (1984a), which interconnects the amplitude of the precursory seismic electric signals (SES) and the magnitude of the impending earthquake. Hence, the hypothesis that underlying dynamic processes evolving to criticality prevail in the pre-focal area when the SES is emitted is significantly supported.http://www.nat-hazards-earth-syst-sci.net/12/2603/2012/nhess-12-2603-2012.pdf
collection DOAJ
language English
format Article
sources DOAJ
author E. Dologlou
spellingShingle E. Dologlou
Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
Natural Hazards and Earth System Sciences
author_facet E. Dologlou
author_sort E. Dologlou
title Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
title_short Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
title_full Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
title_fullStr Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
title_full_unstemmed Testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
title_sort testing the critical exponent in the relation between stress drop of earthquake and lead time of seismic electric signal
publisher Copernicus Publications
series Natural Hazards and Earth System Sciences
issn 1561-8633
1684-9981
publishDate 2012-08-01
description The application of new data in the power law relation between the stress drop of the earthquake and the lead time of the precursory seismic electric signal led to an exponent which falls in the range of the values of critical exponents for fracture and it is in excellent agreement with a previous one found by (Dologlou, 2012). In addition, this exponent is very close to the one reported by Varotsos and Alexopoulos (1984a), which interconnects the amplitude of the precursory seismic electric signals (SES) and the magnitude of the impending earthquake. Hence, the hypothesis that underlying dynamic processes evolving to criticality prevail in the pre-focal area when the SES is emitted is significantly supported.
url http://www.nat-hazards-earth-syst-sci.net/12/2603/2012/nhess-12-2603-2012.pdf
work_keys_str_mv AT edologlou testingthecriticalexponentintherelationbetweenstressdropofearthquakeandleadtimeofseismicelectricsignal
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