Results 1 to 10 of about 5,824,919 (291)

Metamaterials of Auxetic Geometry for Seismic Energy Absorption. [PDF]

open access: yesMaterials (Basel), 2023
The propagation of earthquake energy occurs primarily through elastic waves. If the seismic force input to a structure can be directly reduced from the source, then the structure can be protected from seismic wave energy. Seismic metamaterials, regarded as periodic structures with properties different from conventional materials, use wave propagation ...
Saddek AA   +4 more
europepmc   +3 more sources

Precedent-extrapolation estimate of the seismic hazard in the Sakhalin and the Southern Kurils region [PDF]

open access: yesГеосистемы переходных зон, 2021
The paper describes the algorithm and the results of the seismic hazard estimate in the Sakhalin and Southern Kurils region based on the data of the Japan Regional Catalogue (JMA).
Alexander I. Malyshev   +1 more
doaj   +1 more source

Seismic activity of major hidden faults in the Priamurye region [PDF]

open access: yesE3S Web of Conferences, 2020
Based on the data of the relief analysis and the geophysical fields, major submeridional and NW-trending hidden faults are detected in the Priamurye region.
Tusikova Svetlana   +2 more
doaj   +1 more source

Attenuation of seismic energy in the upper mantle [PDF]

open access: yesJournal of Geophysical Research, 1965
The amplitude attenuation and phase dispersion for Love and Rayleigh waves in the period range 50 to 300 sec is determined from two earthquakes by digital techniques. A distribution of Q, or anelasticity, is determined for the upper mantle which satisfies the amplitude decay data for Love and Rayleigh waves and which is consistent with available body ...
Anderson, Don L.   +2 more
openaire   +2 more sources

Hydrologic control on natural land subsidence in the shallow coastal aquifer of the Ravenna coast, Italy [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2020
Multiple processes contributing to natural land subsidence in a shallow coastal aquifer near Ravenna (Italy) were identified by analysing the relationships among different data set time series (water table level, rainfall, land reclamation drainage, sea ...
M. Antonellini   +7 more
doaj   +1 more source

Seismic Characterisation for Geothermal Energy Prospecting [PDF]

open access: yes71st EAGE Conference and Exhibition incorporating SPE EUROPEC 2009, 2009
The city of The Hague intends to use geothermal energy to heat approx. 4000 houses in a planned urban development area called The Hague South-West. This paper describes the application of advanced seismic interpretation workflows to help positioning a geothermal doublet consisting of one injector - and one producer well.
Huck, A.   +4 more
openaire   +2 more sources

Exploring the Relationship between Geomagnetic Variations and Seismic Energy Release in Proximity to the Vrancea Seismic Zone

open access: yesAtmosphere, 2023
Understanding the seismo–ionospheric coupling mechanism requires a quiet geomagnetic condition, as this represents an ideal situation to detect abnormal variations in the geomagnetic field. In reality, continuous interactions between solar wind and Earth’
Andrei Mihai   +3 more
doaj   +1 more source

Global Precedent-Based Extrapolation Estimate of the M8+ Earthquake Hazard (According to USGS Data as of 1 June 2021)

open access: yesGeoHazards, 2022
The paper describes the algorithm and the results of the seismic hazard estimate based on the data of the seismological catalog of the US Geological Survey (USGS).
Aleksandr Malyshev, Lidiia Malysheva
doaj   +1 more source

Evaluation of the Limit State of a Six-Inch Carbon Steel Pipe Elbow in Base-Isolated Nuclear Power Plants

open access: yesEnergies, 2021
The installation of base isolation systems in nuclear power plants can improve their safety from seismic loads. However, nuclear power plants with base isolation systems experience greater displacement as they handle seismic loads.
Sung-Wan Kim   +4 more
doaj   +1 more source

Large strain nonlinear model of lead rubber bearings for beyond design basis earthquakes

open access: yesNuclear Engineering and Technology, 2019
Studies on the application of the lead rubber bearing (LRB) isolation system to nuclear power plants are being carried out as one of the measures to improve seismic performance.
Seunghyun Eem, Daegi Hahm
doaj   +1 more source

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