Results 1 to 10 of about 763 (162)

SHARED RESEARCH FACILITIES "PETROPHYSICS, GEOMECHANICS AND PALEOMAGNETISM" OF THE SCHMIDT INSTITUTE OF PHYSICS OF THE EARTH RAS

open access: yesГеодинамика и тектонофизика, 2022
Shared Research Facilities "Petrophysics, Geomechanics and Paleomagnetism", created based on actively developing divisions of the Schmidt Institute of Physics of the Earth RAS, has advanced research equipment and unique methods, which determines the ...
R. V. Veselovskiy   +10 more
doaj   +1 more source

Comparisons of the Paleo-Mesoproterozoic large igneous provinces and black shales in the North China and North Australian cratons

open access: yesFundamental Research, 2022
Comparisons of large igneous provinces (LIPs) and black shales from different cratons can provide important constraints on Precambrian paleogeographic reconstructions and a better understanding of the environmental effects of large-scale volcanic events.
Shuan-Hong Zhang   +8 more
doaj   +1 more source

High-resolution magnetostratigraphic records of the pliocene sedimentary successions in Yengisar section, NW China, and its tectonic implications

open access: yesFrontiers in Earth Science, 2022
The Neogene strata upward-coarsening sandstone and conglomerate sequences at the periphery of the Northeastern Pamir record the intense uplift of the paleosurface of the building mountains.
Zaizheng Zhou   +8 more
doaj   +1 more source

An Unusually Warm Upper‐Crust in the Late Paleozoic North China Continental Arc: Implications for the Thermal Modification of the Giant Bayan Obo REE Deposit

open access: yesEarth and Space Science, 2023
The genesis and timing of formation of the giant Bayan Obo deposit, the world's largest rare earth element (REE) deposit in the western part of the late Paleozoic northern North China continental arc (NCA), are highly controversial due to complex mineral
Shuan‐Hong Zhang   +8 more
doaj   +1 more source

Cassiterite U-Pb dating and micro-XRF analysis constraint on the formation of Xinlu Sn-Zn deposit, South China

open access: yesFrontiers in Earth Science, 2023
This study presents rock slab and thin section reflection mapping, element mapping by Micro-XRF (μ-XRF) analysis, and in situ cassiterite U-Pb laser ablation-inductively coupled plasma mass spectrometer (LA-ICP-MS) ages of the Xinlu Sn-Zn deposit ...
Chang-Hao Xiao   +10 more
doaj   +1 more source

Characteristic Time Scales of Decadal to Centennial Changes in Global Surface Temperatures Over the Past 150 Years

open access: yesEarth and Space Science, 2020
We apply singular spectral analysis (SSA) to series of monthly mean values of surface air temperatures T, International sunspot number (ISSN), and polar faculae PF (1850–2017 for T and ISSN).
J. L. Le Mouël, F. Lopes, V. Courtillot
doaj   +1 more source

Using Meteorite Magnetism to Understand the History of Our Solar System: A Decade of Progress and Upcoming Challenges

open access: yesAGU Advances, 2021
Key Points High spatial and magnetic moment sensitivity microscopy techniques have revolutionized meteorite paleomagnetism in the last decade Fu et al. (2021) used quantum diamond microscopy to reinterpret the magnetization of Allende with implications ...
Claire I. O. Nichols
doaj   +1 more source

Mesozoic–Cenozoic stress field magnitude in Sichuan Basin, China and its adjacent areas and the implication on shale gas reservoir: Determination by acoustic emission in rocks

open access: yesChina Geology, 2020
: The Sichuan Basin is one of the vital basins in China, boasting abundant hydrocarbon reservoirs. To clarify the intensity of the tectonic stress field of different tectonic episodes since the Mesozoic and to identify the regional dynamic background of ...
Lin-yan Zhang   +8 more
doaj   +1 more source

Unmixing of Magnetic Hysteresis Loops Through a Modified Gamma‐Cauchy Exponential Model

open access: yesGeochemistry, Geophysics, Geosystems, 2023
Quantifying the contributions of distinct mineral populations in bulk magnetic experiments greatly enhances the analysis of environmental and rock magnetism studies.
U. D. Bellon   +2 more
doaj   +1 more source

Role of Paleomagnetism in the Construction of Earth’s Geographic Past

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2020
Rocks have the ability to preserve magnetic information used in determining past geographic formations. The purpose of this report is to determine the past location of a site from a given data set’s magnetic information and the calculations found through
Stephanie Robinson
doaj   +1 more source

Home - About - Disclaimer - Privacy