-
Article
Open AccessAutomated Assessment of Hazards of Aftershocks of the Mw 7.8 Earthquake in Turkey of February 6, 2023*
Abstract—This paper analyzes the use of the automated aftershock hazards assessment system (AFCAST) through the example of a series of aftershocks of the Mw 7.8 earthquake in Turkey of February 6, 2023 (the Pazar...
-
Article
Open AccessTectonophysical Zoning of Seismogenic Faults in Eastern Anatolia and February 6, 2023 Kahramanmaraş Earthquakes
Abstract—The results of the tectonophysical reconstruction of stresses in the crust of Eastern Anatolia, obtained from the analysis of data on earthquake focal mechanisms, have shown that a significant restructur...
-
Article
Open AccessReconstruction of Co-Seismic and Post-Seismic Processes for the February 6, 2023 Earthquake in Turkey from Data of Satellite SAR Interferometry
Using different methods for processing SAR images from the Sentinel-1A satellite, the displacement fields were determined in the region of the East Anatolian Fault Zone (EAFZ) and the Sürgü-Çardak faults, as w...
-
Article
Open AccessMantle Structure and Processes in Transition Zone of the Baikal Rift Zone
The velocity structure of the mantle under the Baikal Rift Zone (BRZ) is investigated with the P‑wave receiver functions (PRFs) for a group of 10 seismograph stations. The BRZ presents one of the world’s most ...
-
Article
Open AccessLaboratory Study on Frictional Behavior of Rock Blocks of Meter Scale. Methods and Preliminary Results
Abstract—The paper introduces a new, unique for Russia, meter-scale laboratory setup created in the Institute of Geosphere Dynamics of the Russian Academy of Sciences (IDG RAS) to study the development of differe...
-
Article
Open AccessErratum to: Seasonal Variations in the b-Value of the Reservoir-Triggered Seismicity in the Koyna–Warna Region, Western India
An Erratum to this paper has been published: https://doi.org/10.1134/S1069351322090014
-
Article
Open AccessRecent Volumetric Deformations of Fault Zones
Abstract—Volumetric (non-shear) deformations of fault zones measured from leveling data are analyzed. It is shown that volumetric deformations within fault zones lead to symmetric local surface subsidence. Exampl...
-
Article
Open AccessSeasonal Variations in the b-Value of the Reservoir-Triggered Seismicity in the Koyna–Warna Region, Western India
Abstract—The analysis of the local earthquake catalog revealed fine features in the behavior of seasonal components of induced seismicity in the Koyna–Warna region, western India. The seasonal variations in seism...
-
Article
Open AccessCan Radioactive Emanations in a Seismically Active Region Affect Atmospheric Electricity and the Ionosphere?
Abstract—Anomalous variations in radon emissions from the soil are sometimes observed before and after strong earthquakes. In this paper, we theoretically analyze the known hypothesis that these variations in rad...
-
Article
Open AccessInstrumental Determination of the Earth’s South Magnetic Pole Position During the Round-the-World Antarctic Expedition on Board the Russian Navy ORV Admiral Vladimirsky
Abstract—The round-the-world Antarctic expedition of the Russian Navy that took place from December 2019 to June 2020 on board the Russian Navy oceanographic research vessel (ORV) Admiral Vladimirsky was supporte...
-
Article
Open AccessComparative Analysis of the Methods for Estimating the Magnitude of Completeness of Earthquake Catalogs
Abstract—The magnitude of completeness \({{M}_{c}}\) of the earthquakes above which 100% of events are thought...
-
Article
Open AccessThe Khuvsgul Earthquake of January 12, 2021 (MW = 6.7, ML = 6.9) and Early Aftershocks
Abstract—The MW = 6.7, ML = 6.9 Khuvsgul (Khubsugul, Khövsgöl) earthquake occurred on January 12, 2021 in the Northern Mongolia close to the border of Russia. The earthquake caused ground shaking which reached in...
-
Article
Open AccessNanocracks upon Fracture of Oligoclase
Abstract—The spectrum of fractoluminescence (FL) upon fracture of the surface of oligoclase is obtained. The analysis of the spectrum has shown that fracture of crystals leads to the formation of electronically e...
-
Article
Open AccessOn the Connection between the 2008–2009 Activation of the Koryakskii Volcano and Deep Magmatic Processes
Abstract—The last activation of the Koryakskii volcano in 2008–2009 was accompanied by intense fumarolic and seismic activity. Volcanic activity peaked in March–April 2009 when ash plume rose to a height of 5.5 k...
-
Article
Open AccessDeep Structure and Dynamics of the Central Balkan Peninsula from Seismic Data
Abstract—Analysis of P- and S-receiver functions for 19 seismic stations on the Balkan Peninsula has been performed. Half of the stations are in Bulgaria. The crustal thickness varies from 28–30 to 50 km. The rat...
-
Article
Open AccessThe Properties of Thermochemical Remanent Magnetization Acquired by Slow Laboratory Cooling of Titanomagnetite-Bearing Basalt Samples from Different Temperatures and the Results of the Thellier Method
Abstract—The experiments have been carried out on the acquisition of thermochemical remanent magnetization (TCRM) in basalt samples containing titanomagnetite (TM) with the Curie temperature Тс ~200°C by their ra...
-
Article
Open AccessErratum to: 3D Numerical Modeling of the Summit Lake Lava Flow, Yellowstone, USA
An Erratum to this paper has been published: https://doi.org/10.1134/S1069351321120016
-
Article
Open AccessEarly Manifestations of Short-Term Precursors in Stress-Strain State Dynamics of Southern California
Abstract—The stress-strain state before the М = 7.1 Ridgecrest earthquake in Southern California is analyzed based on spatiotemporal distribution of shear strains calculated in the geomechanical model within loca...
-
Article
Open AccessSpatial Distribution of Triggered Earthquakes in the Conditions of Mining-Induced Seismicity
Abstract—The spatial distribution of the triggered seismic events in mining conditions in the tectonically loaded rock masses is studied using the example of seismicity in the Khibiny Mountains. It is shown that ...
-
Article
Open Access3D Numerical Modeling of the Summit Lake Lava Flow, Yellowstone, USA
Abstract—Volcanic eruptions belong to the extreme events that change the Earth’s landscape and affect global climate and environment. Although special attention is given to super-eruptions, the non-explosive rhyo...
