Results 21 to 30 of about 1,779,785 (153)

Seismic potential around the 2018 Hokkaido Eastern Iburi earthquake assessed considering the viscoelastic relaxation [PDF]

open access: yesEarth, Planets and Space, 2019
The 2018 M j 6.7 Hokkaido Eastern Iburi earthquake (Iburi earthquake) occurred near the eastern boundary fault zone of the Ishikari lowlands, which is composed of a northern and southern fault.
Makiko Ohtani, Kazutoshi Imanishi
doaj   +2 more sources

Characteristics of landslides triggered by the 2018 Hokkaido Eastern Iburi earthquake, Northern Japan

open access: yesLandslides, 2019
We released a database associated with our recent research on landslides triggered by Iburi earthquake, the database includes a detailed landslide inventory, a detailed old landslide inventory (including reactive area), three ellipses generated by the standard deviation tool in ArcGIS, and four AMeDAS stations in the vicinity of the study area.
Shuai Zhang   +3 more
openaire   +3 more sources

Cause of destructive strong ground motion within 1–2 s in Mukawa town during the 2018 M w 6.6 Hokkaido eastern Iburi earthquake [PDF]

open access: yesEarth, Planets and Space, 2019
We investigated the cause of destructive ground motion during the 2018 Hokkaido eastern Iburi earthquake. We conducted strong motion observations of aftershocks and microtremors and the surface wave method in the damaged areas of the town of Mukawa ...
Nobuo Takai   +11 more
doaj   +2 more sources

Geofluid behavior prior to the 2018 Hokkaido Eastern Iburi earthquake: insights from groundwater geochemistry

open access: yesProgress in Earth and Planetary Science
A notable decrease of groundwater Na/K ratios was observed several months before the 2018 Hokkaido Eastern Iburi earthquake (M6.7) at a site approximately 20 km west of the earthquake’s epicenter. To investigate the cause of the decreased Na/K ratios, we
Zahra Zandvakili   +2 more
doaj   +2 more sources

Examination of one-dimensional S-wave velocity structure using strong-motion data for high-seismic-intensity area during the 2018 Hokkaido Eastern Iburi earthquake

open access: yesEarth, Planets and Space, 2023
The Yufutsu Plain, a sedimentary basin surrounded by mountains, is located in the southern part of the Ishikari–Yufutsu Lowlands, Hokkaido, Japan. The Hidaka arc–arc collision zone, located in the eastern part of the Yufutsu Plain, forms the Hidaka ...
Naofumi Nakagawa   +2 more
doaj   +2 more sources

Geodetically estimated location and geometry of the fault plane involved in the 2018 Hokkaido Eastern Iburi earthquake [PDF]

open access: yesEarth, Planets and Space, 2019
By applying the InSAR method to ALOS-2 SAR data acquired before and after the 2018 Hokkaido Eastern Iburi earthquake, the ground displacement fields were successfully mapped. Ground deformation is distributed on the eastern side of an active fault, known
Tomokazu Kobayashi   +2 more
doaj   +2 more sources

Arc-arc collision caused the 2018 Eastern Iburi earthquake (M 6.7) in Hokkaido, Japan. [PDF]

open access: yesSci Rep, 2019
AbstractInland crustal earthquakes usually occur in the brittle upper crust (0–20 km depths), but the 6 September 2018 Eastern Iburi earthquake (M 6.7) took place in southern Hokkaido with a focal depth of ~37 km, causing 41 fatalities and serious damage to the local infrastructure.
Hua Y, Zhao D, Xu Y, Wang Z.
europepmc   +4 more sources

Synthetic near-source acceleration waveforms for the 2018 Hokkaido Eastern Iburi earthquake

open access: yes, 2023
Synthetic near-source acceleration waveforms for the 2018 Hokkaido Eastern Iburi earthquake (Matlab MAT-file: Synthetic_Acceleration_Waveform_Dataset.mat).
Huang, D (via Mendeley Data)
core   +2 more sources

Structure–soil–structure interaction (SSSI) of adjacent buildings with shallow foundations on liquefiable soil

open access: yesEarthquake Engineering &Structural Dynamics, Volume 51, Issue 10, Page 2315-2334, August 2022., 2022
Abstract This paper studies the effect of structure–soil–structure interaction (SSSI) on the seismic response of neighboring structures with shallow foundations on liquefiable sand. The problem is studied through coupled hydromechanical analyses. Nonlinear soil response is modeled with PM4Sand, calibrated on the basis of soil element tests of Hostun ...
Konstantinos Kassas   +2 more
wiley   +1 more source

“q‐NAVI”: A case of market‐based implementation of structural health monitoring in Japan

open access: yesEarthquake Spectra, Volume 37, Issue 1, Page 160-179, February 2021., 2021
In Japan, structural health monitoring (SHM) of building structures began in the 1950s, but, until recently, its widespread use was not realized. A new trend arrived a few years ago, and currently over 850 buildings have SHM systems installed. The most recent SHM systems have been installed voluntarily by owners in the private sector; that is, the ...
Katsuhisa Kanda   +3 more
wiley   +1 more source

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