Results 21 to 30 of about 240 (174)
The article presents recent results of seismogeological, seismological and engineering seismological studies conducted by the Laboratory. Specific features of seismicity in regions of Russia are reviewed.
V. I. Dzhurik
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First experience of seismodeformation monitoring of Baikal rift zone (by the example of South-Baikal earthquake of 27 August 2008) [PDF]
A novel method of data processing – a structural functions curvature analysis method – was applied to the time series of seismodeformation monitoring of Baikal rift zone from April to November 2008, revealing the unique features of monitoring variable ...
G. V. Vstovsky, S. A. Bornyakov
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This work deals with the importance of studying seismicity and deep structure of the Earth’s crust in the region of the Baikal rift zone. The study presents a three-dimensional velocity structure of the Earth’s crust in the central part of Lake Baikal ...
L. Yu. Eponeshnikova +3 more
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VELOCITIES OF SLOW MIGRATION OF SEISMIC ACTIVITY IN CIS-BAIKAL REGION
Three-dimensional space-time diagrams of «logarithm of total energy released by earthquakes» parameter, lgEsum are constructed for regions with stable concentrations of earthquake epicenters in Cis-Baikal region for a period from 1964 to 2002.
Anna V. Novopashina +1 more
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VIBROSEISMIC INVESTIGATIONS OF THE BAIKAL RIFT ZONE WITH A POWERFUL CVO-100 VIBRATOR
The article provides an overview of vibroseismic studies carried out in the Baikal rift zone using LargeScale Research Facilities – a powerful CVO-100 seismic vibrator, installed at the South Baikal geodynamic test site SB RAS.
V. V. Kovalevsky +4 more
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Investigation of Migrating Seismicity in the Lithosphere of the Baikal Rift Zone
The study of migrating seismicity was carried out according to data on 52700 earthquakes of representative energy classes KР ≥ 8, which occurred in the lithosphere of the Baikal Rift Zone (BRZ) from 1964 to 2013. M = 2143 quasilinear chains of earthquakes are distinguished and the basic laws of the space-time and energy distribution are established. In
A. V. Klyuchevskii, A. A. Kakourova
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Deep velocity sections of the transition zone from the Siberian platform to the Central Asian mobile belt are constructed by teleseismic tomography and P-receiver function techniques.
V. V. Mordvinova +6 more
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The article reviews three typical concepts concerning the age of the Baikal rift (BR) which development is still underway: 5 Ma (the BR development start in the Late Pliocene), 30 Ma (Miocene or Oligocene), and 60–70 Ma (the Late Cretaceous).
V. D. Mats
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Palaeowinds and depositional conditions from Holocene loess in Sweden and Finland
The nature of deglacial and Holocene wind regimes in Fennoscandia is debated, as is the degree to which wind‐blown loess deposits exist in the region. Loess deposits in Fennoscandia are often relatively thin, discontinuous and less well‐sorted than typical loess, and questions remain over the degree of their post‐depositional reworking and the impact ...
Calum J. Edward +6 more
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SEISMOGEODYNAMIC FACTOR IN TRIGGERING OF DEBRIS FLOWS ON THE SOUTHERN SLOPES OF THE KODAR RIDGE
Potential triggering of mudflows by geodynamic and seismotectonic factors was assessed for the NE flank of the Baikal rift system, specifically for the junction area of the SW segment of the Chara depression, the Kodar ridge and the Muya-Chara inter ...
V. K. Laperdin +2 more
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