Re-estimation of the location and size of the pre-instrumented 1 September 1803 Garhwal–Kumaon Himalaya earthquake: evidence from site characterization and …

K Mohan, B Sharma, OP Mishra - Earth-Science Reviews, 2023 - Elsevier
Abstract The historical 1 September 1803 Garhwal–Kumaon Himalaya earthquake (Mw 8.1)
was a solitary Himalayan earthquake reported felt widely in the Indo-Gangetic Plain with …

Testing the performance of earthquake early warning system in northern India

H Mittal, YM Wu, ML Sharma, BM Yang, S Gupta - Acta Geophysica, 2019 - Springer
The main goal of present study is to test the functionality of an earthquake early warning
(EEW) system (a life-saving tool), in India using synthesized data and recorded earthquake …

Modeling of strong ground motions for 1991 Uttarkashi, 1999 Chamoli earthquakes, and a hypothetical great earthquake in Garhwal–Kumaun Himalaya

S Chopra, V Kumar, A Suthar, P Kumar - Natural Hazards, 2012 - Springer
In this study, stochastic finite fault modeling is used to simulate Uttarkashi (1991) and
Chamoli (1999) earthquakes using all available source, path, and site parameters available …

Detailed Attenuation Study of Shear Waves in the Kumaon Himalaya, India, Using the Inversion of Strong‐Motion Data

P Kumar, A Joshi, Sandeep… - Bulletin of the …, 2015 - pubs.geoscienceworld.org
The frequency‐dependent shear‐wave quality factor Q β (f) of the seismically active Kumaon
Himalaya was calculated using strong‐motion data recorded between 2006 and 2012. The …

Attenuation character of seismic waves in Sikkim Himalaya

P Hazarika, MR Kumar, D Kumar - Geophysical Journal …, 2013 - academic.oup.com
In this study, we investigate the seismic wave attenuation beneath Sikkim Himalaya using P,
S and coda waves from 68 local earthquakes registered by eight broad-band stations of the …

The Attenuation of High‐Frequency Seismic Waves in the Lower Siang Region of Arunachal Himalaya: Qα, Qβ, Qc, Qi, and Qs

R Kumar, SC Gupta, SP Singh… - Bulletin of the …, 2016 - pubs.geoscienceworld.org
In the present study, the scattering and intrinsic attenuation are separated using the S‐wave
attenuation (Q β) and coda‐wave attenuation (Q c) employing the method, and the …

Regional variation of coda Q in Kopili fault zone of northeast India and its implications

N Bora, R Biswas, AA Dobrynina - Tectonophysics, 2018 - Elsevier
Kopili fault has been experiencing higher seismic and tectonic activity during the recent
years. These kind of active tectonics can be inspected by examining coda-wave attenuation …

Modelling of 1991 Uttarkashi and 2011 Indo-Nepal earthquakes using the modified semi-empirical technique by integrating site-specific quality factor

Monika, Sandeep, P Kumar, S Devi, A Joshi - Journal of Earth System …, 2023 - Springer
Strong ground motion simulation is a reliable tool for seismic hazard assessment and
mitigation of any region. The distribution of hazards during an earthquake is greatly …

Spatial variability studies of attenuation characteristics of Qα and Qβ in Kumaon and Garhwal region of NW Himalaya

Monika, P Kumar, Sandeep, S Kumar, A Joshi, S Devi - Natural Hazards, 2020 - Springer
The present work explores the attenuation characteristics of Garhwal and Kumaon regions
of northwest Himalaya, India. A comparative study of P-and S-wave quality factors (Q α and …

Delineation of partial melts and crustal heterogeneities within the crust beneath Kumaon Himalaya, India from Lg wave attenuation

MP Parija, S Kumar, A VH - Scientific Reports, 2023 - nature.com
The crustal seismic attenuation or the Q structure is studied by using the Fourier spectra of
Lg-wave along the Tanakpur-Dharchula-Dharma transect in the Kumaon Himalaya. The 1 …