Results 51 to 60 of about 28,952 (217)

The Paramushir Mw = 7.4 earthquake of March 25, 2020

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле, 2023
The strong Mw = 7.4 earthquake occurred on March 25, 2020 in the region of Northern Kuril Islands, with its epicenter on the ocean side of the Kuril-Kamchatka deep-water trench, to the east from its axis. The earthquake was felt on all the Kuril Islands,
D.V. Chebrov   +10 more
doaj   +1 more source

Utsu aftershock productivity law explained from geometric operations on the permanent static stress field of mainshocks

open access: yes, 2017
The aftershock productivity law, first described by Utsu in 1970, is an exponential function of the form K=K0.exp({\alpha}M) where K is the number of aftershocks, M the mainshock magnitude, and {\alpha} the productivity parameter.
Mignan, Arnaud
core   +2 more sources

Interseismic, Coseismic, and Early Postseismic Slip Associated With the 2025 Mw 8.8 Kamchatka Earthquake

open access: yesGeophysical Research Letters, Volume 53, Issue 9, 16 May 2026.
Abstract Unraveling the surface deformation and fault kinematics during the seismic cycle is crucial for understanding earthquake physics. Herein, we use geodetic and seismic observations to quantify the interseismic coupling, coseismic rupture, and postseismic afterslip associated with the 2025 Mw 8.8 Kamchatka earthquake.
Yang Xiao   +8 more
wiley   +1 more source

Insights into the Aftershocks and Inter-Seismicity for Some Large Persian Earthquakes [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2015
This paper focuses on aftershocks behavior and seismicity along some co-seismic faults for large earthquakes in Iran. The data of aftershocks and seismicity roughly extracted from both the Institute of Geophysics the University of Tehran (IGUT) and ...
M. Nemati
doaj  

Mainshock‐Aftershock Clustering in Volcanic Regions

open access: yesGeophysical Research Letters, 2018
Earthquakes break their general Poissonean behavior through two types of seismic bursts: swarms and mainshock‐aftershock sequences. The former is commonly thought to dominate in volcanic and geothermal regions, but aftershock production, including within
Ricardo Garza‐Giron   +2 more
doaj   +1 more source

A Seismological and Geophysical Database of Kos Island: 10 Years of Digital Records

open access: yesEarth, 2021
A ten-year complete seismological database is evaluated in the present work. These data are provided for events with magnitude ML ≥ 1.0, which have occurred in Eastern Greece and, more specifically, in Kos Island.
Alexandra Moshou
doaj   +1 more source

Aftershocks and Fluctuating Diffusivity

open access: yesEntropy, 2023
The Omori-Utsu law shows the temporal power-law-like decrease of the frequency of earthquake aftershocks and, interestingly, is found in a variety of complex systems/phenomena exhibiting catastrophes. Now, it may be interpreted as a characteristic response of such systems to large events.
Sumiyoshi Abe   +2 more
openaire   +4 more sources

Analytical Floor Response Spectra for Performance‐Based Seismic Design of Non‐structural Elements in Reinforced Concrete Frame Buildings

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 6, Page 1292-1312, May 2026.
ABSTRACT Damage to non‐structural elements significantly impacts the seismic performance of buildings in terms of economic and functionality losses. Consequently, performance‐based seismic design of non‐structural elements has become a key pillar of a comprehensive building‐seismic resilience strategy, for instance, through loss‐targeted earthquake ...
Roberto J. Merino   +2 more
wiley   +1 more source

Scaling Law Analysis and Aftershock Spatiotemporal Evolution of the Three Strongest Earthquakes in the Ionian Sea During the Period 2014–2019

open access: yesGeosciences
The observed scaling properties in the three aftershock sequences of the recent strong earthquakes of magnitudes Mw 6.1, Mw 6.4 and Mw 6.7, which occurred in the Ionian island region on the 26 January 2014 (onshore Cephalonia Island), 17 November 2015 ...
Kyriaki Pavlou   +2 more
doaj   +1 more source

Relaxation dynamics of aftershocks after large volatility shocks in the SSEC index

open access: yes, 2007
The relaxation dynamics of aftershocks after large volatility shocks are investigated based on two high-frequency data sets of the Shanghai Stock Exchange Composite (SSEC) index. Compared with previous relevant work, we have defined main financial shocks
Andersen   +31 more
core   +1 more source

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