Results 41 to 50 of about 45,487 (293)

Models of the macroseismic field earthquakes and their influence on seismic hazard assessment values for Central Asia

open access: yesГеодинамика и тектонофизика, 2020
Seismic intensity assessment in points of a macroseismic scale plays an important role for researching the seismic history of areas characterized by active seismicity, as well as for construction (and updating) of seismic zoning maps in various scales ...
T. U. Artikov   +3 more
doaj   +1 more source

Marine Sediment Characterized by Ocean‐Bottom Fiber‐Optic Seismology

open access: yesGeophysical Research Letters, 2020
The Sanriku ocean‐bottom seismometer system uses an optical fiber cable to guarantee real‐time observations at the seafloor. A dark fiber connected to a Distributed Acoustic Sensing (DAS) interrogator converted the cable in an array of 19,000 seismic ...
Z. Spica   +8 more
semanticscholar   +1 more source

Klyuchevskoy Volcano: new flank eruption named after G.S. Gorshkov, 2021 (Kamchatka)

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле, 2021
On February 18, 2021, a flank eruption started on the north-western slope of the Klyuchevskoy Volcano (Kamchatka, Russia). Cinder cone was formed at the altitude of 2 850 m above sea level, from which a lava flow was spreading north-west.
Озеров А.Ю.   +6 more
doaj   +1 more source

Citizen Seismology Without Seismologists? Lessons Learned From Mayotte Leading to Improved Collaboration

open access: yesFrontiers in Communication, 2020
Starting the 10th May 2018, a series of earthquakes has hit Mayotte, a French island in the Indian Ocean. Facing a lack of seismic data, scientific information and communication from the authorities, the inhabitants took advantage of social media to ...
Laure Fallou   +6 more
semanticscholar   +1 more source

Record‐Wise Disaggregated Seismic Fragilities for Interconnected Systems

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Seismic risk assessment studies typically rely on fragility functions/curves to characterize the susceptibility of an asset or a class of assets to damage. These curves are essentially a summarization of responses evaluated on the basis of ground motions with record characteristics and intensities that may or may not be tied to a specific site
Nikolaos D. Karaferis   +4 more
wiley   +1 more source

Baseline correction for digital strong-motion records by using the pre-event portion

open access: yesGeodesy and Geodynamics, 2011
Baseline offset in digital strong-motion acceleration record and initial velocity can produce unrealistic results for ground velocity and displacement derived from the acceleration by integration.
Li Heng   +4 more
doaj   +1 more source

On the realization of seismic microzonation of Almaty (Kazakhstan) in ground accelerations based on the “continual” approach

open access: yesGeodesy and Geodynamics, 2020
Seismic microzonation for Almaty city for the first time use probabilistic approach and hazard is expressed in terms of not only macroseismic intensity, but also Peak Ground Acceleration (PGA).
N.V. Silacheva   +2 more
doaj   +1 more source

Seismology at School in Nepal: A Program for Educational and Citizen Seismology Through a Low-Cost Seismic Network

open access: yesFrontiers in Earth Science, 2020
Nepal, located above the convergent India-Eurasia plate boundary, has repeatedly experienced devastating earthquakes. During the 2015 magnitude 7.8 Gorkha earthquake, an often-reported experience was that people were not aware of the threatening seismic ...
S. Subedi   +3 more
semanticscholar   +1 more source

Cassini Ring Seismology as a Probe of Saturn’s Interior. I. Rigid Rotation [PDF]

open access: yesAstrophysical Journal, 2018
Seismology of the gas giants holds the potential to resolve long-standing questions about their internal structure and rotation state. We construct a family of Saturn interior models constrained by the gravity field and compute their adiabatic mode ...
C. Mankovich   +3 more
semanticscholar   +1 more source

Seismic Design of Concrete Dams: An Integrated Risk‐Informed Performance‐Based (RIPB) Framework

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This paper advances the integration of risk‐informed principles into the seismic design of dams—a domain long guided by standards‐based, largely deterministic approaches. While performance‐based earthquake engineering is well established for buildings and bridges, its systematic adoption in dam engineering remains limited. We first address two
M. Amin Hariri‐Ardebili, Larry K. Nuss
wiley   +1 more source

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