Results 11 to 20 of about 123,149 (251)

Interface Strengthening of α-Mg/C14–Mg2Ca Eutectic Alloy

open access: yesMetals, 2021
This study investigates the effect of the α/C14 interface on the creep strength of α-Mg/C14–Mg2Ca eutectic alloy at 473 K under a stress of 40 MPa. The α/C14 interface is composed of terraces and steps, with terraces parallel to the (1101)α pyramidal ...
Satoshi Araki   +2 more
doaj   +2 more sources

Neanderthal biogeographic patterns over the Eemian-Weichsellian cycle [PDF]

open access: yes, 2008
Recent research on Neanderthal extinction has considered the role of climatic and environmental changes during Marine Isotope Stage (MIS) 3 (ca. 59-25 ka BP).
Wood, Derek
core   +6 more sources

14-Bromo-12-chloro-2,16-dioxapentacyclohenicosa-3(8),10,12,14-tetraene-7,20-dione [PDF]

open access: yes, 2013
In the title compound, C19H16BrClO4, both the fused xanthene rings and one of the cyclohexane rings adopt envelope conformations, while the other cyclohexane ring is in a chair conformation. In the crystal, molecules are linked by C-H...O hydrogen bonds,
marzouk, AAE   +8 more
core   +4 more sources

Las topologías de las prácticas de datos: una introducción metodológica [PDF]

open access: yes, 2021
sponsorship: Research Council, KU Leuven (Award: C14/18/041) (Research Council, KU Leuven|C14/18/041)status ...
Decuypere, Mathias, Mathias Decuypere
core   +1 more source

Design of Multicomponent Alloys with C14 Laves Phase for Hydrogen Storage assisted by Computational Thermodynamic [PDF]

open access: yes, 2022
Design methods with predictive properties modelling are paramount tools to explore the vast compositional field of multicomponent alloys. The applicability of an alloy as a hydrogen storage media is governed by its thermodynamic properties, which can be ...
Vinicius, Aranda   +5 more
core   +2 more sources

International Newsletter on Physics Education (no. 73)

open access: yes, 2022
The issue includes profiles of some C14 Commissioners 2021-2024 and an editorial by the new commission chair Prof.
International Commission on Physics Education (IUPAP C14)
core   +1 more source

C14 Datierung der Sedimentschichten

open access: yes, 2021
Im Rahmen des archäologsichen Hoch-und Mittelgebirgesurvey in der Val d'Hérémence (Canton Valais - CH), wurden Sedimentproben bei Le Louché genommen, die mittels C14 Methode datiert worden sind.Bestimmung und C14 Datierung der anthropogenen Schichten im ...
Polla, Silvia
core   +1 more source

The Operational Efficiency of Public Higher Vocational Schools in the Lubelskie Voivodeship

open access: yesStudia Ekonomiczne i Regionalne, 2020
Subject and purpose of work: This paper aims to assess the operational efficiency of public higher vocational schools in the Lublin Region.
Pyra Mariusz
doaj   +1 more source

Hazard Function as a Tool to Diagnose Business Liquidation

open access: yesFolia Oeconomica Stetinensia, 2014
Research of firms cohorts, such as human cohorts, are carried out by means of the methods of survival analysis (duration). The paper presents the possibility of using expectancy tables and intensity function (hazard) of firms liquidation.
Markowicz Iwona
doaj   +1 more source

La necrópolis calcolítica de Los Millares: dataciones radiocarbónicas y valoración de la dieta y del medio ambiente a partir del análisis de isótopos estables

open access: yesTrabajos de Prehistoria, 2020
Se presentan en este estudio los resultados de los análi­sis isotópicos realizados sobre una muestra de restos huma­nos de la necrópolis calcolítica de Los Millares.
Fernando Molina   +9 more
doaj   +1 more source

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