Results 61 to 70 of about 32,197 (269)

Field Testing and Numerical Simulation of the Dynamic Response of Loess Hill Site under High-Speed Train Load

open access: yesShock and Vibration
In this study, the loess hill site of an elevated bridge section in Tongwei-Qin’an of the Baolan high-speed railroad was selected as the research object, and the vibration acceleration of the loess hill site under the elevated bridge was tested in the ...
Wujian Yan   +4 more
doaj   +1 more source

Magmatic system of the Klyuchevskoy volcano according to seismic data and their geomechanical interpretation

open access: yesЗаписки Горного института, 2023
3D analysis of the magma transport and accumulation mechanism in the structure and basement of the Klyuchevskoy volcano preceding 11 eruptions in 2003-2021 has been performed.
Aleksei V. Kiryukhin   +3 more
doaj  

Satellite Remote Sensing in Seismology. A Review

open access: yesRemote Sensing, 2009
A wide range of satellite methods is applied now in seismology. The first applications of satellite data for earthquake exploration were initiated in the ‘70s, when active faults were mapped on satellite images.
Andrew A. Tronin
doaj   +1 more source

Theoretical problems in global seismology and geodynamics [PDF]

open access: yes, 2011
In Chapter 2, we consider the hydrostatic equilibrium figure of a rotating earth model with arbitrary radial density profile. We derive an exact non-linear partial differential equation describing the equilibrium figure.
Al-Attar, David
core   +1 more source

Tectono‐Sedimentary Evolution of the Neogene İnegöl Basin (NW Anatolia): Constraints on Transtensional Basin Development at the Junction of the Western Anatolian Extensional Province and the North Anatolian Fault Zone

open access: yesGeological Journal, EarlyView.
The study outlines the tectono‐sedimentary evolution of the İnegöl Basin in north‐western Anatolia. Basin formation was controlled by interacting extensional and strike‐slip fault systems linked to uplift of the Uludağ Massif. Terrestrial sedimentation from the Miocene to Pleistocene is reconstructed using abundant fossil mammal assemblages that ...
M. Cihat Alçiçek   +2 more
wiley   +1 more source

A statistical investigation of pre-earthquake ionospheric TEC anomalies

open access: yesGeodesy and Geodynamics, 2011
Previous researches show that the total electron content (TEC) in the ionospheric exhibits anomalous disturbances a few days or hours prior to earthquakes.
Zhu Fuying, Wu Yun, Zhou Yiyan, Lin Jian
doaj   +1 more source

Post‐earthquake field assessment and damage correlation of elevated reinforced concrete water tanks in Kahramanmaras/Elbistan, Türkiye

open access: yesStructural Concrete, EarlyView.
Abstract This study evaluates the seismic performance of elevated reinforced concrete (RC) water tanks in the Elbistan region following the February 6, 2023 Kahramanmaras–Elbistan earthquakes. Field investigations, visual damage surveys, non‐destructive testing (ultrasonic pulse velocity—UPV), concrete compressive strength measurements, peak ground ...
Mustafa Eken
wiley   +1 more source

The Seismology programme of CoRoT [PDF]

open access: yes, 2006
International audienceWe introduce the main lines and specificities of the CoRoT Seismology Core Programme. The development and consolidation of this programme has been made in the framework of the CoRoT Seismology Working Group.
Ballot, J.   +64 more
core   +5 more sources

A comparison of reflection coefficients in porous media from 2D plane-wave analysis & spectral element forward modeling [PDF]

open access: yes, 2018
The Biot theory provides a general framework for describing the seismic response of porous media. Proper boundary conditions must be specified for the following three cases: the elastic-poroelastic interface, the acoustic-poroelastic interface and the ...
Peng, H.   +4 more
core  

Seed layer formation by deposition of micro‐crystallites on a revolving substrate. Part II: application to some nonlinear effects

open access: yesActa Crystallographica Section B, EarlyView.
A method of averaging the material coefficients of crystallites deposited at an angle onto a revolving substrate isapplied to effective nonlinear dielectric, piezoelectric and elastic constants, as well as linear pyroelectric coefficients, for triclinic crystals.The matrix method of averaging material coefficients of crystallites deposited at an angle ...
Arthur Ballato, John Ballato
wiley   +1 more source

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