3D structural modelling of the Kopili fault zone in North-East India: Seismotectonic analysis utilising focal mechanism solutions of small-to-moderate earthquakes

N Bora, P Büyükakpınar, S Das - Journal of Asian Earth Sciences, 2024 - Elsevier
This work presents new findings from recent seismic data which have never been exploited
so far for the weak-to-moderately energetic (ML 2.3–6.4) earthquakes and to depict a 3D …

[HTML][HTML] 南海东北部洋陆过渡区域地震折射波衰减特征

唐福贵, 刘宇涛, 李刚, 李春峰, 侯文爱 - 地球物理学报, 2023 - dsjyj.com.cn
地震波衰减研究是了解岩石圈构造特征的有效方法. 本文基于OBS2016-2 测线的海底地震仪(
OBS) 数据, 首次对南海东北部洋陆过渡区域地震波衰减特征进行研究, 通过正演模拟获得该区域 …

Regional variation of coda Q in Northwest Caucasus

AS Zvereva, J Havskov, IP Gabsatarova - Journal of Seismology, 2023 - Springer
Coda Q has been studied in the Northwest Caucasus region using 267 earthquakes and 17
stations from the network of the Geophysical Survey, Russian Academy of Sciences. This is …

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 …

Azimuthal Path Variations of Regional Body Wave Attenuation via Coda-Source Normalized Method: An Example from Eastern Marmara (NW Turkey)

A Demirci, T Bekler - Journal of Earthquake Engineering, 2023 - Taylor & Francis
This study examines the body wave attenuation characteristics for the eastern section of the
Marmara Region (NW Turkey). Qp and Qs values were obtained using the vertical and two …

Qp, Qs, Qc, Qi, and Attenuation Parameters in the Zagros Region, Iran

A Talebi, H Rahimi, A Moradi, M Mirzaei… - Pure and Applied …, 2021 - Springer
The attenuation of seismic waves in the Zagros region (southwestern Iran) was investigated
using seismic waveforms collected from 2006 to 2019. The selected data set consists of …

Attenuation of P and S waves in Western part of Iran

R Amiri Fard, G Javan Doloei, H Rahimi… - Geophysical Journal …, 2019 - academic.oup.com
The aim of this study is to develop the knowledge about attenuation characteristics of
seismic body waves in the west of Iran plateau using extended coda normalization method …

Imaging subsurface structure of an urban area based on diffuse-field theory concept using seismic ambient noise

N Bora, R Biswas, P Malischewsky - Pure and Applied Geophysics, 2020 - Springer
Single station ambient noise measurement in campaign mode has of late gained a huge
popularity among geo-scientists. Herein, we present results of ambient vibration analysis …

Frequency-dependent Layered Q Model and Attenuation Tomography of the Himachal North-West Himalaya, India: Insight to Explore Crustal Variation

P Kumar, VJ Sahakian, Monika, Sandeep - Pure and Applied Geophysics, 2024 - Springer
The three-dimensional attenuation structure and frequency-dependent attenuation layered
model are proposed for constraining seismic hazards and exploring the presence of an intra …

Assessing attenuation characteristics prevailing in a seismic prone area of North Eastern Region, India

N Bora, R Biswas, DK Bora - Journal of Geophysics and …, 2017 - academic.oup.com
Microearthquake spectra from the Kopili region, one of the seismic prone areas of northeast
India, are examined to observe the effect of attenuation on these spectra. The spectral ratio …