20 Result(s)
within
Kamal
Geotechnical Engineering & Applied Earth Sciences
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Article
Site class based seismic magnitude prediction equations for earthquake early warning
Although earthquake early warning (EEW) systems have advanced significantly, accurately determining earthquake parameters from the initial 3 s of P-wave motion remains challenging. Factors such as the complexi...
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Article
Design and implementation of earthquake early warning dissemination mobile app for Uttarakhand (India)
Smartphones are one of the most affordable and familiar devices available to people that are used for many scientific applications. Thus, implementing a dedicated mobile app for earthquake early warning (EEW) ...
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Article
Analysis of earthquake hypocenter characteristics using chaos game representation
This paper proposes a new method to approach earthquake hypocenter studies based on Chaos Game Representation (CGR), a method initially used for making fractal structures and applied for studying DNA sequences...
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Chapter and Conference Paper
Early Warning System: An Efficient Earthquake Disaster Mitigation Tool
The earthquake risk mitigation goals are achieved by applying a number of approaches to reduce the vulnerability of the built environment. The most widely known long-term risk mitigation approaches are earthqu...
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Chapter and Conference Paper
Development and Implementation of a Regional Earthquake Early Warning System in Northern India
The Himalayan region has experienced many devastating earthquakes, due to the collision of the Indian Plate with the Eurasian plate. The movement of the Indian Plate is continuous but for a long time, this reg...
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Chapter and Conference Paper
Local Site Effects Influence on Earthquake Early-Warning Parameters
Earthquake early-warning (EEW) system is a valuable device to detect an impending earthquake in real time and helps in the mitigation of seismic risk. The technology of EEW is used for calculating the size of ...
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Chapter and Conference Paper
Study of Local Site Effects on Earthquake Early Warning
One of the key information required for earthquake disaster mitigation and management is the prior understanding of the impact of strong ground motion. The earthquake early warning system (EEW) is one of the u...
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Article
Probabilistic seismic hazard for Himalayan region using kernel estimation method (zone-free method)
In view of active seismic status of the Himalayan belt and continued developmental activities in mountainous states, it is imperative to update knowledge of seismic hazard incorporating latest knowledge on ear...
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Article
A scenario of ground shaking hazard in intracratonic circular basins developed by basin-generated surface waves: an earthquake engineering perspective
This paper presents the comparative scenario of ground motion amplifications in the 2D semi-cylindrical (SC) basin and 3D semi-spherical (SS) intracratonic basin caused by the basin-generated surface (BGS) wav...
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Article
Open AccessEffects of basin parameters on the spatial variation of characteristics of basin generated Rayleigh waves
This paper presents the effects of shape of interface between the sediment and basement rock (SISB), basin-shape-ratio, impedance contrast, sediment-dam** and angle of incidence of body waves on the characte...
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Article
Modeling of strong motion generation areas of the Niigata, Japan, earthquake of 2007 using modified semi-empirical technique
The Niigata prefecture in Japan was devastated by a large shallow earthquake (M w 6.6, M JMA 6.8) on July 16, 2007. This earthquake has been recorded at 305 stations of Kiban Kyos...
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Article
3D basin-shape ratio effects on frequency content and spectral amplitudes of basin-generated surface waves and associated spatial ground motion amplification and differential ground motion
This paper presents the effects of basin-shape ratio (BSR) on the frequency content and spectral amplitudes of the basin-generated surface (BGS) waves and the associated spatial variation of ground motion ampl...
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Article
Open AccessA Numerical Study of Effects of Valley-Weathering and Valley-Shape-Ratio on the Ground Motion Characteristics
A study of combined effects of valley-weathering and valley-shaperatio on the ground motion characteristics and associated differential ground motion (DGM) is documented in this paper. In order to properly qua...
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Article
Effect of frequency-dependent radiation pattern in the strong motion simulation of the 2011 Tohoku earthquake, Japan, using modified semi-empirical method
We perform a strong ground motion simulation using a modified semi-empirical technique (Midorikawa in Tectonophysics 218:287–295, 1993), with frequency-dependent radiation pattern model. Joshi et al. (Nat Hazards...
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Article
Modeling of strong motion generation area of the Uttarkashi earthquake using modified semiempirical approach
The semiempirical approach based on envelope summation method given by Midorikawa (Tectonophysics 218:287–295, 1993) has been modified in this paper for modeling of strong motion generation areas (SMGAs). Horizon...
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Article
Modeling of strong motion generation areas of the 2011 Tohoku, Japan earthquake using modified semi-empirical technique
Modification in the semi-empirical technique for the simulation of strong ground motion has been introduced to incorporate the strong motion generation areas (SMGA) in the modeled rupture plane. Strong motion ...
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Article
Ground motion estimation in Delhi from postulated regional and local earthquakes
Ground motions are estimated at 55 sites in Delhi, the capital of India from four postulated earthquakes (three regional M w = 7.5, 8.0, and 8.5 and one local). The procedure consists of (1) synth...
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Article
Erratum to: Stochastic ground-motion simulation of two Himalayan earthquakes: seismic hazard assessment perspective
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Article
Stochastic ground-motion simulation of two Himalayan earthquakes: seismic hazard assessment perspective
The earthquakes in Uttarkashi (October 20, 1991, M w 6.8) and Chamoli (March 8, 1999, M w 6.4) are among the recent well-documented earthquakes that occurred in the Garhwal region ...
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Article
Using fast Hartley transform to study the free oscillations of the earth
In recent years, Hartley Transform (HT) as a substitute of much widely used Fourier Transform (FT) has been practised in science and industries. The advantage of faster computation of HT is enormous when one i...
