Results 121 to 130 of about 5,824,919 (291)

Energy release and seismic flux

open access: yesAnnals of Geophysics, 2011
From the basic data and tlie previous results of priorpapers, we have made evaluations of the energy released and studied itsvariation. Its pulsative form is confirmed, which suggests several superposedperiods, perhaps of simple multiples of tlie undecenal of solar activity.For steps of a whole unity of m, the total approximated energy is computed.EN ...
openaire   +3 more sources

Influence of the Boundary Conditions on the Seismic Response of Existing Masonry Infills From In‐Plane and Dynamic Out‐of‐Plane Tests

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Despite increasing attention to the seismic performance of masonry infills, their out‐of‐plane dynamic behaviour remains insufficiently explored, particularly under pre‐existing in‐plane damage. This study presents a comprehensive experimental campaign designed to investigate the seismic behaviour of an existing weak masonry infill typology ...
Maithree Kurukulasuriya   +3 more
wiley   +1 more source

2022年9月5日泸定MS6.8地震震源机制和辐射能量测定

open access: yesDizhen xuebao, 2023
Zan Li   +4 more
doaj   +1 more source

Analysis of the characteristics of blasting seismic wave induced by explosive blasting with different coupling medium

open access: yesScientific Reports
To clarify the influence of blast-induced seismic wave characteristics due to borehole coupling medium changes is an important guiding significance for blast vibration control.
Tong Li   +5 more
doaj   +1 more source

An Intensity Measure‐Based Methodology for Ground Motion Orientation in Seismic Structural Assessment

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT In current dynamic time history assessment protocols, ground motion recordings are mostly oriented along fixed sensor directions. Consequently, the orientation of the principal resultant of rupture energy, which may control the maximum structural demand, remains undefined, precluding consistent correlation with physically detrimental ...
Santiago Londono‐Lopez   +4 more
wiley   +1 more source

Definition of seismic and tsunami hazard scenarios by exploiting EU-India Grid e-infrastructures [PDF]

open access: yes, 2012
Seismic hazard assessment can be performed following a neo-deterministic approach (NDSHA), which allows to give a realistic description of the seismic ground motion due to an earthquake of given distance and magnitude.
Panza, G.   +12 more
core  

Development and Validation of a Seismic Design Method for Anchored Retaining Walls

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Retaining walls with multiple anchor levels are widely used as permanent excavation support systems for the construction of linear infrastructures. Yet, their seismic behaviour remains largely unexplored, and current design approaches rely on conventional procedures that do not adequately reflect the actual dynamic response of these systems ...
Luigi Callisto   +2 more
wiley   +1 more source

Characteristics of spatial detection capability for seismic response and data compensation method in underground mines

open access: yesMeitan xuebao
Coal and rock dynamic hazards frequently occur in deep and complex geological environments undergoing intensive mining activities. Nevertheless, the seismic monitoring in underground mines still has deficiencies in data integrity, which significantly ...
Changbin WANG   +6 more
doaj   +1 more source

Energy Stochastic Seismic Spectra for Hysteretic Structures

open access: yes
Seismic spectra are fundamental tools in earthquake engineering due to their intuitive conceptual framework and broad practical applicability. However, when extended to nonlinear structural analyses, such methods often require approximations that ...
Marano, Giuseppe C.   +3 more
core   +1 more source

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