Spatiotemporal variation of seismic velocity and Poisson's ratio in the eastern margin of Tibetan plateau: Implication for seismotectonics

G Liu, Z Wang - Journal of Asian Earth Sciences, 2022 - Elsevier
In this study 152,393 pairs of P-and S-wave arrivals from 14,895 seismic events were
inverted to image the three-dimensional (3-D) structures of the seismic velocities (Vp, Vs) …

Role of crustal heterogeneity beneath Andaman–Nicobar Islands and its implications for coastal hazard

OP Mishra, D Zhao, C Ghosh, Z Wang, OP Singh… - Natural hazards, 2011 - Springer
Abstract The Andaman–Nicobar (A–N) Islands region has attracted many geo-scientists
because of its unique location and complex geotectonic settings. The recent occurrence of …

A geochemical approach to earthquake reconnaissance at the Baratang mud volcano, Andaman and Nicobar Islands

H Chaudhuri, D Ghose, RK Bhandari, P Sen… - Journal of Asian Earth …, 2012 - Elsevier
Variations in the relative composition of constituent gases coming out of the mud volcano
near Jarwa Creek in Baratang Island, Middle Andaman, are discussed on the basis of …

[HTML][HTML] Seismic microzonation study of south Asian cities and its implications to urban risk resiliency under climate change scenario

OP Mishra - International Journal of Geosciences, 2020 - scirp.org
In this study, an attempt has been made to review the existing framework of earthquake risk
resiliency for the urban agglomerates of South Asian earthquake-prone countries …

Continental like crust beneath the Andaman Island through joint inversion of receiver function and surface wave from ambient seismic noise

S Gupta, K Borah, G Saha - Tectonophysics, 2016 - Elsevier
We study shear wave velocity structure of the crust beneath the Andaman Island through
joint inversion of the teleseismic receiver function and Rayleigh wave group velocity …

Crustal heterogeneity in the 2007 Noto-Hanto earthquake area and its geodynamical implications

S Padhy, OP Mishra, D Zhao, W Wei - Tectonophysics, 2011 - Elsevier
To understand the genesis of the 25 March 2007 Noto-Hanto earthquake (Mw 6.6), we
determined high-resolution 3-D seismic velocity (Vp and Vs) and Poisson's ratio (σ) images …

[PDF][PDF] Seismological research in India

OP Mishra - Proceeds. Ind. Nat. Sci. Acad. Publication (PINSA), 2012 - researchgate.net
The recent seismological research and studies in India are dominated by 1) studies on the
spatio-temporal aspects of seismogenesis and seismotectonics of the Himalaya and its …

A review of operational earthquake forecasting methodologies using linguistic fuzzy rule-based models from imprecise data with weighted regression approach

PK Dutta, OP Mishra, MK Naskar - 2013 - dac.umt.edu.my
It is, by now, well recognized that earthquake disaster analysis always yields some amount
of “impreciseness” or “vagueness” or “fuzziness” due to heterogeneity in the underlying …

A statistical analysis of volcano-tectonic earthquake swarms in the off Nicobar region of the Andaman Sea

P Chingtham, B Sharma, KK Aswini - Acta Geophysica, 2024 - Springer
The present research work is primarily carried out to select the suitable and better variants or
functions of ETAS models to describe the energetic offshore earthquake swarms following …

Primary on fault paleoseismic evidences from trench investigation along the Bathubasti fault, South Andaman, India

GR Bhat, S Balaji, M Yousuf, BS Bali - Journal of Seismology, 2020 - Springer
Continued structural descent of the Indian lithosphere below the Sunda-Andaman trench
produced several destructive large to great earthquakes in the region of Andaman and …