Effect of Cu on Amorphization of a TiNi Alloy during HPT and Shape Memory Effect after Post‐Deformation Annealing
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201900387
Abstract: A ternary TiNiCu memory alloy was subjected to high‐pressure torsion (HPT) followed by post‐deformation annealing (PDA) to study the effect of Cu (5 at%) on amorphization after HPT processing and also the microstructural evolution and… read more here.
Keywords: alloy; hpt; pda; amorphization ... See more keywords
Deep Silicon Amorphization Induced by Femtosecond Laser Pulses up to the Mid‐Infrared
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Optical Materials"
DOI: 10.1002/adom.202100400
Abstract: Direct laser writing of amorphous lines in crystalline silicon has the potential for becoming a flexible alternative to silicon‐on‐insulator technology for photonic integrated circuits. Yet, the maximum amorphous layer thickness achieved is 60 nm, which… read more here.
Keywords: laser pulses; laser; mid infrared; femtosecond laser ... See more keywords
Continuum modeling of twinning, amorphization, and fracture: theory and numerical simulations
Sign Up to like & getrecommendations! Published in 2018 at "Continuum Mechanics and Thermodynamics"
DOI: 10.1007/s00161-017-0604-8
Abstract: A continuum mechanical theory is used to model physical mechanisms of twinning, solid-solid phase transformations, and failure by cavitation and shear fracture. Such a sequence of mechanisms has been observed in atomic simulations and/or experiments… read more here.
Keywords: fracture; continuum modeling; amorphization; deformation ... See more keywords
Iα to Iβ mechano-conversion and amorphization in native cellulose simulated by crystal bending
Sign Up to like & getrecommendations! Published in 2018 at "Cellulose"
DOI: 10.1007/s10570-018-1860-x
Abstract: The bending of rod-like native cellulose crystals with degree of polymerization 40 and 160 using molecular dynamics simulations resulted in a deformation-induced local amorphization at the kinking point and allomorphic interconversion between cellulose Iα and… read more here.
Keywords: mechano conversion; cellulose; conversion; amorphization ... See more keywords
Mechanochemically driven amorphization of nanostructurized arsenicals, the case of β-As4S4
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science"
DOI: 10.1007/s10853-018-2404-3
Abstract: AbstractThe amorphization is studied in mechanically activated β-As4S4 using high-energy ball milling in a dry mode with 100–600 min−1 rotational speeds, employing complementary methods of X-ray powder diffraction (XRPD) related to the first sharp diffraction peak,… read more here.
Keywords: network; amorphization nanostructurized; as4s4; driven amorphization ... See more keywords
Amorphous structure rejuvenation under cryogenic treatment of Al-based amorphous-nanocrystalline alloys
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Non-crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2019.119751
Abstract: Abstract Effect of cryogenic treatment on amorphous phase rejuvenation in Al-based alloys was studied by X-ray diffraction, transmission and high-resolution electron microscopy. It was established that cryogenic cycling may lead to amorphization of nanocrystalline regions… read more here.
Keywords: cryogenic cycling; cryogenic treatment; treatment; amorphization ... See more keywords
Surface confinement induced amorphization of polyethylene oxide in high-performance porous polyethylene films
Sign Up to like & getrecommendations! Published in 2021 at "Polymer"
DOI: 10.1016/j.polymer.2021.123449
Abstract: Abstract We report a new nanoconfinement phenomenon whereby surface confinement leads to the amorphization of polyethylene oxide (PEO) in porous ultrahigh molecular weight polyethylene membrane (UHMWPE). The surface confinement was achieved through a monolayer attachment… read more here.
Keywords: polyethylene; amorphization; confinement; peo ... See more keywords
Grain refinement and amorphization in nanocrystalline NiTi micropillars under uniaxial compression
Sign Up to like & getrecommendations! Published in 2018 at "Scripta Materialia"
DOI: 10.1016/j.scriptamat.2018.05.034
Abstract: Abstract Microscale plastic deformation mechanisms of nanocrystalline NiTi micropillars with an average grain size (GS) of 65 nm are investigated by uniaxial compression. Cuboidal NiTi micropillars with uniform cross-sectional area along the height are manufactured by… read more here.
Keywords: compression; niti micropillars; nanocrystalline niti; uniaxial compression ... See more keywords
Amorphization-assisted nanoscale wear during the running-in process
Sign Up to like & getrecommendations! Published in 2017 at "Wear"
DOI: 10.1016/j.wear.2016.11.004
Abstract: Abstract Atomistic simulations were used to study the nanoscale wear of crystalline silicon with a native oxide sliding against amorphous silicon dioxide. The size, shape and crystallographic orientation of the model were defined to be… read more here.
Keywords: running process; amorphization; wear running; nanoscale wear ... See more keywords
Mitigation of Pressure-Induced Amorphization in Metal-Organic Framework ZIF-8 upon EPR control.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.0c03462
Abstract: Pressure-induced amorphization is one of the processes inhibiting functional properties of metal-organic frameworks (MOFs). Such amorphization often occurs when MOFs are being shaped for practical applications, as well as during certain exploitations. Typically, the porosity… read more here.
Keywords: metal organic; induced amorphization; amorphization; mitigation ... See more keywords
Carbon-Doped TiNb2O7 Suppresses Amorphization-Induced Capacity Fading.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c00589
Abstract: The limited capacity of graphite anodes in high-performance batteries has led to considerable interest in alternative materials in recent years. Due to its high capacity, titanium niobium oxide (TiNb2O7, TNO) with a Wadsley-Roth crystallographic sheared… read more here.
Keywords: capacity fading; fading carbon; amorphization; capacity ... See more keywords