Results 1 to 10 of about 17,666 (162)

Chemical and Biological Weapons in Regional Disarmament in the Middle East and North Africa

open access: yesJournal for Peace and Nuclear Disarmament, 2022
In November 2019, a new series of annual one-week meetings began to eliminate non-conventional arms – essentially nuclear weapons, and to a lesser extent chemical and biological weapons (CBW) – from the arsenals in the Middle East.
Jean Pascal Zanders
doaj   +1 more source

A new type of gold mineralization in the basement of the Aldan-Stanovoi gold-bearing province

open access: yesРуды и металлы, 2022
A new type of gold mineralization has been revealed in rocks of the basement of the Aldan-Stanovoi gold-bearing province, within the Spokoininsky ore cluster of the Tyrkandinsky gold-bearing region of southern Yakutia. A geological model has been created
Evgenii P. Sokolov   +7 more
doaj   +1 more source

Reduction of Train-Induced Vibrations—Calculations of Different Railway Lines and Mitigation Measures in the Transmission Path

open access: yesApplied Sciences, 2023
The reduction of train-induced ground vibrations by different railway lines and by mitigation measures in the propagation path is analysed in a unified approach by two-dimensional finite element calculations where the reduction is expressed as the ...
Lutz Auersch
doaj   +1 more source

Comparing the Dynamics of Free Subduction in Cartesian and Spherical Domains

open access: yesGeochemistry, Geophysics, Geosystems, 2022
The effects of sphericity are regularly neglected in numerical and laboratory studies that examine the factors controlling subduction dynamics. Most existing studies have been executed in a Cartesian domain, with the small number of simulations ...
Fangqin Chen   +4 more
doaj   +1 more source

Trench FinFET Nanostructure with Advanced Ferroelectric Nanomaterial HfZrO2 for Sub-60-mV/Decade Subthreshold Slope for Low Power Application

open access: yesNanomaterials, 2022
Ferroelectric fin field-effect transistors with a trench structure (trench Fe-FinFETs) were fabricated and characterized. The inclusion of the trench structures improved the electrical characteristics of the Fe-FinFETs.
Siao-Cheng Yan   +5 more
doaj   +1 more source

PLC-Based Integrated Refractive Index Sensor Probe with Partially Exposed Waveguide

open access: yesSensors, 2022
This paper proposes a simple, high-efficiency refractive index (RI) sensor, with a structure based on the planar lightwave circuit (PLC) probe type. The optical sensor has a 1 × 2 splitter structure with reference and sensing channels, each consisting of
Jin Hwa Ryu   +7 more
doaj   +1 more source

Analysis on non-tectonic origin of linear scarps in alluvial-proluvial fan of the west bank of Xidong in Hexi Corridor

open access: yes地震科学进展, 2023
The formation and discovery of linear scarps in alluvial-proluvial fan are affected by many factors, such as structure, erosion and human activities.
Rongying Zheng   +3 more
doaj   +1 more source

The Efficiency of the Benefits of Tire-Derived Aggregate Backfill for Buried Concrete Pipes Beneath Paved and Unpaved Roads

open access: yesInfrastructures, 2023
Tire-derived aggregate (TDA) has been proposed in recent studies to be considered as part of backfill soil to reduce stress and strain developed in buried pipes.
Saif Alzabeebee   +3 more
doaj   +1 more source

The Impact of Possible Migration Scenarios after ‘Brexit’ on the State Pension System

open access: yesEconomies, 2016
The purpose of this paper is to explore the impacts of changes in migration flows—in particular, those resulting from possible migration policy changes after a UK exit (‘Brexit’) from the European Union (EU)—on the finances of the UK state pension system.
Angus Armstrong, Justin van de Ven
doaj   +1 more source

The Eighteenth-Century Ceramics from Archaeological Explorations of Tsaritsyn Guard Line

open access: yesНижневолжский археологический вестник, 2022
The research subject is the 18th century ceramics discovered in the course of the reconnaissance excavation at the Tsaritsyn guard line, the 18th century fortification monument, conducted in 2020.
Andrey S. Lapshin, Irina Yu. Lapshina
doaj   +1 more source

Home - About - Disclaimer - Privacy