Results 51 to 60 of about 29,589 (294)

Evaluation of stabilities and thermophysical properties of Si-Sr intermetallics based on first-principles analysis

open access: yesResults in Physics, 2020
First-principles calculations have been used for investigating the structural stability, elastic properties, electronic structure and thermodynamic properties of Si-Sr intermetallics (Si2Sr, Si6Sr, SiSr, Si3Sr5 and SiSr2).
Yu Guo   +5 more
doaj   +1 more source

Aluminium/zirconium alloys obtained by Al underpotential deposition onto Zr from low temperature AlCl3+NaCl molten salts [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
Contrary to the widely accepted hypothesis that it is not possible, aluminium underpotential deposition (UPD) onto zirconium from a low temperature (200, 250 and 300°C) equimolar chloroaluminate melt was recorded.
Cvetković Vesna S.   +3 more
doaj   +1 more source

A super-ductile alloy for the die-casting of aluminium automotive body structural components [PDF]

open access: yes, 2014
Super-ductile die-cast aluminium alloys are critical to future light-weighting of automotive body structures. This paper introduces a die-cast aluminium alloy that can satisfy the requirements of these applications.
Fan, Z, Ji, S, Watson, D
core   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Microstructure and properties of Co–Al porous intermetallics fabricated by thermal explosion reaction

open access: yesHigh Temperature Materials and Processes, 2021
Co–Al porous intermetallics were fabricated by an efficient and energy-saving method of thermal explosion (TE) reactions. The effects of Co/Al molar ratios on the temperature profiles, phase compositions, expansion behaviors, density, pore ...
Kang Xueqin   +4 more
doaj   +1 more source

On the RE2TiAl3 (RE = Y, Gd–Tm, Lu) Series—The First Aluminum Representatives of the Rhombohedral Mg2Ni3Si Type Structure

open access: yesSolids, 2023
Several ternary rare-earth metals containing titanium aluminum intermetallics in the RE2TiAl3 series (RE = Y, Gd–Lu) have been synthesized from the elements using arc-melting techniques.
Elias C. J. Gießelmann   +6 more
doaj   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Tuning the Magnetocaloric Properties of the La(Fe,Si)13 Compounds by Chemical Substitution and Light Element Insertion

open access: yesMagnetochemistry, 2021
LaFe13−xSix compounds exhibit a giant magnetocaloric effect and they are considered as a good magnetocaloric working substance for an environmentally friendly cooling technique. Nevertheless as the Curie temperature TC is around 200 K, it is necessary to
Valérie Paul-Boncour, Lotfi Bessais
doaj   +1 more source

Organizational commitment of Vocational College Teachers in Malaysia [PDF]

open access: yes, 2020
This study aimed to validate factors related to organizational commitment among teachers in vocational colleges in Malaysia. As we know, the commitment given to the organization will make the organization manageable.
Abdul Razzaq, Abdul Rasid   +3 more
core  

Parameter Variation in Planetary Ball Milling of Titanium Aluminide Powder in XHV‐Adequate Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the effects of milling parameters, including rotational speed, milling duration, and ball‐to‐powder ratio, on TiAl particle size and morphology in an XHV‐equivalent atmosphere. The creation of oxide‐free surfaces enhances the mechanical properties of green bodies.
Jytte Möckelmann   +4 more
wiley   +1 more source

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