Results 41 to 50 of about 2,056 (126)

Effect of Ti addition on the structural, thermodynamic, and elastic properties of $Ti_{x}(HfNbTaZr)_{(1-x)/4}$ alloys

open access: yes, 2023
The structure and thermodynamic properties of $Ti_{x}(HfNbTaZr)_{(1-x)/4}$ refractory highly entropy multicomponent alloys have been studied using a comprehensive Monte-Carlo Special Quasi-random Structure (MCSQS) realization of the disordered atomic ...
Al-Houcine, Marwa   +3 more
core  

Cobalt-rich Ferromanganese Crusts from the Southwest Canary IslandsSeamounts : Mineralogy and Geochemistry of Strategic and Critical Elements [PDF]

open access: yes, 2021
Tesis inédita de la Universidad Complutense de Madrid, Facultad de Ciencias Geológicas, Departamento de Mineralogía y Petrología, leída el 27-07-2020Esta tesis doctoral titulada “Costras de Ferromanganeso ricas en cobalto de los Montes Submarinos al ...
Marino, Egidio
core   +1 more source

Small scale fracture of multi metal carbide coatings [PDF]

open access: yes, 2019
The micromechanical behavior of sputtered multi metal carbide (Hf-Nb-Ta-Zr)C coatings was investigated. A equiatomic high entropy alloy (Hf-Nb-Ta-Zr) and high density graphite were used as targets to reactively sputter carbide coatings on Si (100) with
Amalraj, M. ,   +4 more
core   +1 more source

Stable crack growth geometries as a strategy to circumvent FIB artefacts in small scale fracture testing [PDF]

open access: yes
Die vorliegende Arbeit befasst sich mit stabilen Risswachstumsgeometrien, die durch in-situ-Mikrobiegeexperimente untersucht werden. Es werden mehrere Experimente an unterschiedlichen Geometrien in einem Rasterelektronenmikroskop (REM) durchgeführt, um ...
Okotete, Eloho
core   +2 more sources

Effects of Mo, Nb, Ta, Ti, and Zr on Mechanical Properties of Equiatomic Hf-Mo-Nb-Ta-Ti-Zr Alloys

open access: yesEntropy, 2018
Nowadays refractory high-entropy alloys (RHEAs) are regarded as great candidates for the replacement of superalloys at high temperature. To design a RHEA, one must understand the pros and cons of every refractory element. However, the elemental effect on
Ko-Kai Tseng   +5 more
doaj   +1 more source

Damage-tolerant oxides by imprint of an ultra-high dislocation density [PDF]

open access: yes
Dislocations in ductile ceramics offer the potential for robust mechanical performance while unlocking versatile functional properties. Previous studies have been limited by small volumes with dislocations and/or low dislocation densities in ceramics ...
Bruder, Enrico   +5 more
core   +2 more sources

X-ray diffraction studies of the growth process of thin films of high-entropy TiNbZrTaHfCu alloy in situ using synchrotron radiation

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов
High-entropy alloys based on refractory metals, possessing an unusual combination of physical, mechanical, tribological, electrophysical, etc. properties, can be recommended for use in various fields of industry and medicine.
Yu.F. Ivanov   +8 more
doaj   +1 more source

Compositionally Complex AlB2-type Diborides in Dissociated Air Plasma [PDF]

open access: yes
Multi-metal compositionally complex (CC) AlB2-type diboride solid solutions (SS) containing IV-V-VI group elements are garnering a steadily growing research interest.
Balat-Pichelin, M.   +4 more
core   +2 more sources

Electrochemical Characterization of Amorphous and Crystalline Ni62Nb38 and Ni59.24Nb37.76B3.00 Alloys [PDF]

open access: yes
Nickel-based alloys are widely used in industry due to their remarkable corrosion resistance. Currently, most of these alloys are processed with crystalline structure.
Daniel Magalhães da Cruz   +5 more
core   +2 more sources

Synthesis and Characterization of Nanostructured Oxide Layers on Ti-Nb-Zr-Ta and Ti-Nb-Zr-Fe Biomedical Alloys

open access: yesJournal of Functional Biomaterials, 2023
Nanoporous/nanotubular complex oxide layers were developed on high-fraction β phase quaternary Ti-Nb-Zr-Ta and Ti-Nb-Zr-Fe promising biomedical alloys with a low elasticity modulus.
Gabriela Strnad   +3 more
doaj   +1 more source

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