Results 1 to 10 of about 1,438,816 (228)

Hierarchical nanostructured aluminum alloy with ultrahigh strength and large plasticity

open access: yesNature Communications, 2019
Strengthening a metallic alloy without sacrificing ductility remains challenging. Here, the authors develop a hierarchical nanostructured aluminium alloy composed of nanograins surrounding by metallic glass shells that has both ultrahigh strength and ...
Ge Wu   +12 more
doaj   +2 more sources

Ultrahigh high-strain-rate superplasticity in a nanostructured high-entropy alloy

open access: yesNature Communications, 2020
Superplasticity at high strain rates is challenging to achieve in high strength materials. Here, the authors show superplastic elongation in excess of 2000% in a high entropy alloy nanostructured by high-pressure torsion.
Nhung Thi-Cam Nguyen   +5 more
doaj   +2 more sources

Transition from poor ductility to room-temperature superplasticity in a nanostructured aluminum alloy

open access: yesScientific Reports, 2018
Recent developments of nanostructured materials with grain sizes in the nanometer to submicrometer range have provided ground for numerous functional properties and new applications.
Kaveh Edalati   +2 more
doaj   +2 more sources

Novel Ti-Zr-Hf-Fe Nanostructured Alloy for Biomedical Applications. [PDF]

open access: yesMaterials (Basel), 2013
The synthesis and characterization of Ti40Zr20Hf20Fe20 (atom %) alloy, in the form of rods (ϕ = 2 mm), prepared by arc-melting, and subsequent Cu mold suction casting, is presented.
Hynowska A   +10 more
europepmc   +2 more sources

Tensile deformation and fracture properties of a 14YWT nanostructured ferritic alloy [PDF]

open access: yes, 2016
Alam   +33 more
core   +2 more sources

Effect of stress shot peening on the residual stress field and microstructure of nanostructured Mg-8Gd-3Y alloy

open access: yesJournal of Materials Research and Technology, 2021
The effects of stress shot peening on the residual stress, microstructure and mechanical property of nanostructured Mg-8Gd-3Y alloy were systematacially investigated by the X-ray diffraction stress analysis, modified Williamson–Hall method, transmission ...
Huabing Liu   +7 more
doaj   +1 more source

Synthesis of bulk nanostructured Mg-based alloy via spark plasma sintering through in situ crystallization of an amorphous precursor

open access: yesMaterials Research Express, 2021
We present the synthesis of a bulk nanostructured Mg-based alloy that has a grain size less than 300 nm. A nanostructured Mg-Zn-Cu-Nd alloy with an exceptionally high hardness can be obtained through simultaneous consolidation and in situ crystallization
Song-Yi Kim   +5 more
doaj   +1 more source

Ball Milling and Consolidation Process of Al-Cr Powder Mixture—Microstructural Characterization

open access: yesApplied Sciences, 2023
The interest in studying the synthesis of an Al–Cr alloy system by non-equilibria processes is due to the formation of metastable or quasicrystalline phases when rapid solidification has been utilized.
Roberto Ademar Rodríguez-Díaz   +5 more
doaj   +1 more source

Ni-Fe alloy nanostructured electrodes for water splitting in alkaline electrolyser

open access: yes, 2021
ElectrochemicalhydrogenproducedbywatersplittingisaninterestingenergycarrierwithoutCO 2 emission.Thehighenergyrequiredbyelectrolysersandtheuseofhigh-qualitycatalystsarecertainlythemostrelevantproblemstobesolved.Toovercometheseproblems, In this work ...
B. Buccheri   +5 more
semanticscholar   +1 more source

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