Results 11 to 20 of about 74,391 (229)

Geophysical and geochemical constraints on geoneutrino fluxes from Earth's mantle [PDF]

open access: yes, 2012
Knowledge of the amount and distribution of radiogenic heating in the mantle is crucial for understanding the dynamics of the Earth, including its thermal evolution, the style and planform of mantle convection, and the energetics of the core.
Allègre   +46 more
core   +2 more sources

FEDOROVSKY, VALENTIN S. – THE CORYPHAEUS OF SIBERIAN GEOLOGY

open access: yesГеодинамика и тектонофизика, 2015
The publication is devoted to the 80 anniversary of Valentin S. Fedorovsky, the coryphaeus of Siberian geology.
Eugene V. Sklyarov   +4 more
doaj   +1 more source

Modeling pN2 through Geological Time: Implications for Planetary Climates and Atmospheric Biosignatures [PDF]

open access: yes, 2016
Nitrogen is a major nutrient for all life on Earth and could plausibly play a similar role in extraterrestrial biospheres. The major reservoir of nitrogen at Earth's surface is atmospheric N2, but recent studies have proposed that the size of this ...
Buick, R.   +5 more
core   +2 more sources

THE MIOCENE AND DEVONIAN MAGMATISM AT THE JUNCTION BETWEEN THE TUVA-MONGOLIAN MASSIF AND SIBERIAN CRATON: COMMON COMPONENT OF MANTLE SOURCES AND ITS ORIGIN

open access: yesГеодинамика и тектонофизика, 2015
Devonian dikes of the Urik-Belaya and Shagayte-Gol-Urik zones and Miocene lavas of the Urik volcanic field are spatially associated with each other at the structural junction between the Neoproterozoic Tuva-Mongolian massif and Siberian craton.
Sergey V. Rasskazov   +3 more
doaj   +1 more source

ANALYSIS OF THE FAULT-BLOCK STRUCTURE AND STRESS STATE OF THE SEDIMENTARY COVER IN GAS-CONDENSATE DEPOSITS: BASICS OF THE TECTONOPHYSICAL APPROACH

open access: yesГеодинамика и тектонофизика, 2023
Consideration is being given to the tectonophysical approach to the reconstruction of structure formation mechanisms and stress-strain state of rocks in hydrocarbon deposits localized in the platform cover, which has a complex structure in terms of ...
K. Zh. Seminsky   +8 more
doaj   +1 more source

HIGH-MG LAVAS FROM THE DARIGANGA VOLCANIC FIELD IN THE SOUTHEASTERN MONGOLIA: PETROGENETIC MODEL OF MAGMATISM AT THE ASTHENOSPHERE–LITHOSPHERE BOUNDARY

open access: yesГеодинамика и тектонофизика, 2015
It is revealed that high-Mg lavas (MgO=11.0–15.8 wt. %) are spatially controlled by linear zones extending for more than 90 km and demonstrate chemically distinct differences from moderately-Mg compositions (MgO=3.0–11.0 wt.
Irina S. Chuvashova   +3 more
doaj   +1 more source

Geophysical aspects of very long baseline neutrino experiments [PDF]

open access: yes, 2001
Several proposed experiments will send beams of neutrinos through the Earth along paths with a source-receiver distance of hundreds or thousands of kilometers. Knowledge of the physical properties of the medium traversed by these beams, in particular the
Bullen   +10 more
core   +2 more sources

AN OVERVIEW OF THE TECHNIQUE FOR SEISMICITY MICROZONATION MAPPING OF THE ULAN‐UDE CITY TERRITORY

open access: yesГеодинамика и тектонофизика, 2015
For purposes of seismicity microzonation of the Ulan‐Ude city territory, engineering geophysical studies are conducted to reveal which types of rocks and soils are dominant in the study area and to classify them by site‐specific velocities of P‐ and S ...
Vasilii I. Dzhurik   +5 more
doaj   +1 more source

METAMORPHIC CORE COMPLEXES OF THE TRANSBAIKALIA: REVIEW

open access: yesГеодинамика и тектонофизика, 2015
Metamorphic core complexes (hereafter MCC) revealed in the Transbaikalia have similar features of their patterns. Three levels can be distinguished by structural­material indicators: core, zone of mylonites (dynamically metamorphosed rocks) and overlying
Anatoly M. Mazukabzov   +4 more
doaj   +1 more source

INTEGRATED MONITORING OF HAZARDOUS GEOLOGICAL PROCESSES IN PRIBAIKALYE: PILOT NETWORK AND FIRST RESULTS

open access: yesГеодинамика и тектонофизика, 2022
The article deals with the first results of integrated geohazard monitoring conducted by the Institute of the Earth’s Crust SB RAS on the territory of Pribaikalye in 2020.
K. Zh. Seminsky   +15 more
doaj   +1 more source

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