Results 41 to 50 of about 45,331 (296)

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

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

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

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

A high-precision borehole gravimeter

open access: yesGeodesy and Geodynamics, 2011
The paper describes the working principle and structure of a newly designed high-precision (micro-gal) gravimeter, which is basically a vertically suspending spring-weight system, using a highly sensitive capacitance sensor of movement in a controlled ...
Li Jiaming   +4 more
doaj   +1 more source

Histovariability and fossil diagenesis of Pissarrachampsa (Pseudosuchia, Notosuchia, Baurusuchidae) from the Upper Cretaceous of Southeast Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Notosuchians were key components of western Gondwanan Cretaceous ecosystems in terrestrial predator niches and exhibited remarkable taxonomic and ecological diversity. Previous research has explored their physiology, metabolism, and histology, revealing varied growth patterns and life history strategies.
Tito Aureliano   +5 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

PERICLES: A Set of Empirical Rotational Isochrones Modeled on Cool Dwarfs in Open Clusters and Wide Binaries

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT Isochrones, equal‐age curves, are widely used in astrophysics to estimate stellar ages. Classical stellar parameters are, however, very limited in their usability for main sequence stars because of their weak age‐dependence. Here, rotation period measurements provide complementary information.
David Gruner, Sydney A. Barnes
wiley   +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

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