Results 1 to 10 of about 282,573 (230)

Numerical analysis of failure mechanism observed in backfills supported by masonry walls

open access: yesAnais da Academia Brasileira de Ciências, 2023
Masonry retaining walls are designed to resist lateral forces. Their stability is essentially warranted by the correct determination of the failure surface geometry.
ADLEN ALTUNBAS   +3 more
doaj   +1 more source

Petrochemical features of tholeiites from the Shaka ridge (South Atlantic)

open access: yesЗаписки Горного института, 2021
The article presents original data of chemical composition of tholeiitic basaltoids and andesites, dredged from the Shaka Ridge (South Atlantic) in the course of field research in spring 2016 on the scientific expedition vessel “Akademik Fedorov”.
Natalia А. Rumyantseva   +2 more
doaj   +1 more source

Combined Lithophile‐Siderophile Isotopic Constraints on Hadean Processes Preserved in Ocean Island Basalt Sources

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Detection of Hadean isotopic signatures within modern ocean island basalts (OIB) has greatly influenced understanding of Earth's earliest history and long‐term dynamics.
Bradley J. Peters   +4 more
doaj   +1 more source

Design of a Miniature Space Isotope Mass Spectrometer [PDF]

open access: yesZhipu Xuebao, 2023
Isotopes in space contain a lot of scientific information, such as whether there is water on the surface of the lunar, and how the composition of water on the moon differs from water on Earth.
WANG Xue-zhi;SUN Jian;YANG Zhe;LI Gang;SU Hai-bo;TAN Guo-bin;GAO Wei
doaj   +1 more source

“OEDIPUS THE KING” BY SOPHOCLES IN THE IMMANENT INTERPRETATION OF EMIL STAIGER [PDF]

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu Ekonomìki ta Prava Imenì Alʹfreda Nobelâ: Serìâ Fìlologìčnì Nauki, 2021
The article aims to distinguish the original immanent reception of Sophocles tragedy “Oedipus the King” by the famous Swiss literary scholar Emil Staiger and to present it to Ukrainian explorers for the first time. Due to the complex application of the
Oleh А. Radchenko
doaj   +1 more source

Unveiling the outer core composition with neutrino oscillation tomography

open access: yesFrontiers in Earth Science, 2023
In the last 70 years, geophysics has established that the Earth’s outer core is an FeNi alloy containing a few percent of light elements, whose nature and amount remain controversial. Besides the classical combinations of silicon and oxygen, hydrogen has
Lukas Maderer   +6 more
doaj   +1 more source

Stability Analysis of Earth Dam Slopes Based on the Second-Order Work Criterion in Finite Element Modeling

open access: yesGeotechnics, 2023
Slope instability issues could cause severe damage and endanger the population, especially when dams are concerned. Over the past years, more and more refined numerical approaches have been proposed to evaluate the slope stability.
Anthony Mouyeaux   +4 more
doaj   +1 more source

Forward modeling method and application of teleseismic wavefield

open access: yes地球与行星物理论评, 2021
Seismic wavefield numerical simulation is an important base for crust-mantle structure imaging and deep exploration. The classical teleseismic wavefield simulation methods, including analytical method, semi-analytical method and numerical method, are ...
Yingquan Sang   +4 more
doaj   +1 more source

Methods for Complexing Images Formed by Multi-Band Synthetic Aperture Radars

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2021
Introduction. Synthetic aperture radars (SAR) are important components of aviation-based systems for remote sensing of the Earth. The current level of such systems allows simultaneous radar surveys in several frequency ranges.
A. A. Potapov   +2 more
doaj   +1 more source

Analysis of Deformation and Stress Characteristics of Anchored-Frame Structures for Slope Stabilization

open access: yesAdvances in Civil Engineering, 2020
In recent years, anchored-frame structures are widely being used in road slopes for stabilization and improvement. The technology of frame structure with anchors is becoming more and more mature, but the pertinent theory lags behind the application ...
Wei-na Ye, Yong Zhou, Shuai-hua Ye
doaj   +1 more source

Home - About - Disclaimer - Privacy