Results 91 to 100 of about 6,466 (228)

Complex Shallow Unilateral Rupture of the 2025 Mw 7.0 Hubbard Glacier Earthquake Terminated by a Restraining Bend on the Connector Fault

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Despite decades of study, the detailed geometry of the Connector fault at the Alaska–Canada border remains poorly constrained. We investigate the rupture complexity and directivity of the 6 December 2025, Mw 7.0 Hubbard Glacier earthquake using hypocenter relocations, moment tensor inversions of the mainshock and aftershocks, and finite‐fault ...
Mohammadreza Jamalreyhani   +3 more
wiley   +1 more source

The 2025 Mw 7.6 Aomori‐Oki Megathrust Sequence and a Slip‐Parallel Seismic Belt to the Trench

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract The 2025 Mw 7.6 Aomori‐Oki earthquake nucleated near the 1968 Mw 8.3 Tokachi‐Oki rupture area. Our waveform inversion reveals large slip (>1 m) extending ∼40 km northward from the hypocenter, overlapping the inferred 1968 northern asperity. Minor secondary slip (0.2–0.6 m) was resolved ∼60 km updip, and high‐precision relocations show that ...
Keisuke Yoshida   +2 more
wiley   +1 more source

A performance-based framework for adaptive seismic aftershock risk assessment

open access: yes, 2014
Operative seismic aftershock risk forecasting can be particularly useful for rapid decision-making in the presence of an ongoing sequence. In such a context, limit state first-excursion probabilities (risk) for the forecasting interval (a day) can ...
Ebrahimian, H.   +20 more
core   +1 more source

Earthquake Rate Variability in the Auckland Volcanic Field Within a Long‐Duration Self‐Consistent Earthquake Catalogue

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 2, June 2026.
Eruptions in the Auckland Volcanic Field in Aotearoa New Zealand have not occurred since seismic monitoring began in Aotearoa New Zealand, but it is generally presumed that future eruptions from the Auckland Volcanic Field will be preceded by elevated rates of seismicity.
S. O’Hagan   +5 more
wiley   +1 more source

Statistical Search for Migrations of Aftershock Sequences [PDF]

open access: yes, 1977
Aftershock sequences in Kuril of August 11, 1969 and June 17, 1973 are investigated by a statistical method. On the assumption of a unilateral propagation of aftershock activity, the direction of propagation is likely to be normal to the trench axis.
IMOTO, Masajiro, KISHIMOTO, Yoshimichi
core  

Maximum inelastic displacement of mainshock-damaged structures under succeeding aftershock

open access: yes, 2020
To facilitate the rapid, though, reliable assessment of mainshock-damaged structures against the succeeding aftershock excitations, the γ-index is introduced, defined as the ratio of the residual displacement of a structure under the mainshock excitation
Ji, Duofa   +3 more
core   +1 more source

A scoping review on the mental health of disaster responders for natural disasters in Japan

open access: yesPsychiatry and Clinical Neurosciences Reports, Volume 5, Issue 2, June 2026.
This scoping review synthesized 55 studies (1997–2025) on the mental health of disaster responders in Japan following natural disasters. Mental health outcomes varied by occupation, with higher prevalence among healthcare workers, local government employees, and nuclear power plant workers, and lower prevalence among firefighters and JGSDF personnel ...
Yukari Ito   +4 more
wiley   +1 more source

Teaching Through Trauma: English Teachers Navigating Affective Regimes in Post‐Earthquake Türkiye

open access: yesTESOL Quarterly, Volume 60, Issue S1, Page S79-S103, June 2026.
Abstract This study explores how English as a Foreign Language (EFL) teachers in post‐earthquake Türkiye narrated their experiences of loss, survival, and teaching within state‐imposed affective regimes. Drawing on an affective–discursive analysis of Ministry of National Education (MoNE) documents and media texts, the study first investigates how ...
Merve Özçelik
wiley   +1 more source

An improved approach for aftershock hazard assessment

open access: yes, 2015
Estimation of aftershock hazard is one of the most critical issues in evaluation of the post-earthquake safety of damaged structures. Unfortunately, misevaluation of this risk has claimed many lives in the past.
Müderrisoğlu, Ziya, Yazgan, Ufuk
core  

Analysis of Aftershock Parameters for the Alaskan Subduction Zone Tectonic Region

open access: yes, 2022
On 29 July 2021, a magnitude 8.2 earthquake was felt by over 200 people near Perryville, Alaska. The early aftershock forecasts issued by the USGS use default parameters based on expected productivity within a given tectonic region.
Hugo, Richard C   +2 more
core  

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