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The improvement of the earthquake and microseismic Horizontal-to-Vertical Spectral Ratio (HVSR) in estimating site effects
The horizontal-to-vertical spectral ratio (HVSR) has been widely used to calculate near-surface site effects including fundamental resonance...
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Site Characterization of Urban Centers from Himalayan Region Using Active and Passive Seismic Methods
Active and passive seismic survey was performed in Kangra valley using three different methods i.e. Horizontal-to-Vertical Spectral Ratio (HVSR),...
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Assessment of seismic vulnerability using the horizontal-to-vertical spectral ratio (HVSR) method in Haenam, Korea
The town of Haenam in southwest Korea lies partially on reclaimed coastal land and experienced an unprecedented earthquake swarm during April and May...
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Reevaluating soil amplification using multi-spectral HVSR technique in La Chana Neighborhood, Granada, Spain
This work presents a thorough reevaluation of soil amplification in the La Chana neighborhood of Granada through a pioneering application of the...
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Subsurface characterization by active and passive source geophysical methods after the 06 February 2023 earthquakes in Turkey
Two large earthquakes ( Mw = 7.7 and Mw = 7.6) that occurred in Turkey on February 6, 2023, affected a very extent region and caused a lot of loss of...
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Availability of seismic vulnerability index (Kg) in the assessment of building damage in Van, Eastern Turkey
The seismic vulnerability index ( K g ) is a parameter that depends on the dynamic properties of soil. With this parameter, it is possible to evaluate...
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Organization of a geophysical information space by using an event-bush-based collaborative tool
Development of knowledge engineering makes it possible to bring an information space relating to an entire domain of knowledge within the field of...
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Microtremor Analyses at Teide Volcano (Canary Islands, Spain): Assessment of Natural Frequencies of Vibration Using Time-dependent Horizontal-to-vertical Spectral Ratios
We use time-dependent horizontal-to-vertical spectral ratios (HVSR) of microtremors to determine the dominant frequencies of vibration of the...
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The Use of Ambient Seismic Noise Measurements for the Estimation of Surface Soil Effects: The Motril City Case (Southern Spain)
This paper presents a study of the ambient seismic noise features in Motril City. The predominant resonant period at each site was determined using...
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PART II: Comparison of Theoretical and Experimental Estimations of Site Effects
To check the reliability and the quality of the theoretically estimated ground responses obtained from the 2-D simulation by the application of the...
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Time-independent hazard
Seismic hazard assessment is the estimation of the expected level of ground motion at a site due to the occurrence of possible earthquakes during a...
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Seismic Zonation of Barcelona Based on Numerical Simulation of Site Effects
— Seismic responses of different sites of Barcelona have been investigated through numerical modelling. Geological maps and geotechnical data...
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An Empirical Method to Assess the Seismic Vulnerability of Existing Buildings Using the HVSR Technique
The seismic vulnerability of existing buildings is usually estimated according to procedures based on checklists of main structural features. The...
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Preliminary Map of Soil's Predominant Periods in Barcelona Using Microtremors
— In order to evaluate soil effects in the urban area of Barcelona, the Nakamura's technique has been used to estimate the predominant periods of...
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An Empirical Method to Assess the Seismic Vulnerability of Existing Buildings Using the HVSR Technique
— The seismic vulnerability of existing buildings is usually estimated according to procedures based on checklists of main structural features. The...
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Seismic Zonation of Barcelona Based on Numerical Simulation of Site Effects
Seismic responses of different sites of Barcelona have been investigated through numerical modelling. Geological maps and geotechnical data available...
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Introduction
In many past and recent earthquakes it has been shown that the local conditions — soil and topographic effects — have a great influence in the damage...
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Surface Soil Effects Study Using Short-period Microtremor Observations in Almería City, Southern Spain
In Almería city large earthquakes occurred and many buildings were completely destroyed in these historical earthquakes. The actual population of...
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Preliminary Map of Soil’s Predominant Periods in Barcelona Using Microtremors
In order to evaluate soil effects in the urban area of Barcelona, the Nakamura’s technique has been used to estimate the predominant periods of...
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A Numerical Experiment on the Horizontal to Vertical Spectral Ratio in Flat Sedimentary Basins
In this paper we study the seismic response of flat sedimentary basins and carry out numerical experiments to determine the extent to which we could...