Results 21 to 30 of about 432,058 (303)

Synthesis, structure and properties of nickel-iron-tungsten alloy electrodeposits - Part II: Effect of microstructure on hardness, electrical and magnetic properties [PDF]

open access: yesScience of Sintering, 2016
Nanostructured nickel-iron-tungsten alloys were produced by electrodeposition from an ammoniacal citrate bath. The tungsten content of the alloy ranged from 0.8 wt.% to 11 wt.%, and the crystal grain size of the FCC phase of the solid solution ...
Ćirović Nataša   +5 more
doaj   +1 more source

Effect of the degree of plastic deformation on the thermal electromotive force of cu-x5crni1810 steel thermocouple [PDF]

open access: yesScience of Sintering, 2018
The thermal electromotive force (TEMF) and the thermal electromotive force coefficient (TEMFC) of the thermocouple consisting of a copper wire and an (X5CrNi1810) steel wire plastically deformed under tension or bending conditions were found to ...
Milićević Ivan   +4 more
doaj   +1 more source

Direct experimental evidence of time-temperature superposition at finite strain for an amorphous polymer network [PDF]

open access: yes, 2015
The time-temperature superposition property of an amorphous polymer acrylate network is characterized at infinitesimal strain by standard dynamic mechanical analysis tests.
GILORMINI, Pierre   +4 more
core   +1 more source

Influence of grinding and pressing of the powder 50.0 wt% Fe, 47.0 wt% BaTiO3 and 3.0 wt% TiO2 on morphology, microstructure and magnetic properties [PDF]

open access: yesScience of Sintering
Mixing the powders Fe (50.0 wt%), BaTiO3 (47.0 wt%) and TiO2 (3.0wt%) provides a mixture consisting of a matrix of smaller particles BaTiO3 in which larger particles Fe and TiO2 were embedded.
Kosić Olivera   +4 more
doaj   +1 more source

Amorphous calcium phosphates: synthesis, properties and uses in biomaterials [PDF]

open access: yes, 2010
This review paper on amorphous calcium phosphates (ACPs) provides an update on several aspects of these compounds which have led to many studies and some controversy since the 1970s, particularly because of the lack of irrefutable proof of the occurrence
Combes, Christèle   +3 more
core   +1 more source

Processes at lithium-hydride/deuteride surfaces upon low energy impact of H/D

open access: yesFrontiers in Physics, 2023
Sputtering, reflection, and retention processes at amorphous and crystalline lithium hydride surfaces due to impact of low energy (1–100 eV) hydrogen and deuterium atoms over the range of 0o −85o angle of incidence at 300 K surface temperature were ...
P.S. Krstic   +7 more
doaj   +1 more source

Kinetically Controlled Two-Step Amorphization and Amorphous-Amorphous Transition in Ice

open access: yesPhysical Review Letters, 2017
We report the results of in situ structural characterization of the amorphization of crystalline ice Ih under compression and the relaxation of high-density amorphous (HDA) ice under decompression at temperatures between 96 and 160 K by synchrotron x-ray diffraction.
Lin C.   +6 more
openaire   +3 more sources

Photocatalytic Crystalline and Amorphous TiO2 Nanotubes Prepared by Electrospinning and Atomic Layer Deposition

open access: yesMolecules, 2021
In this work core/shell composite polymer/TiO2 nanofibers and from those TiO2 nanotubes were prepared. First, poly(vinyl alcohol) (PVA) and poly(vinylpyrrolidone) (PVP) fibers were synthetized by electrospinning.
Orsolya Kéri   +8 more
doaj   +1 more source

Amorphous-Phase-Mediated Crystallization of Ni Nanocrystals Revealed by High-Resolution Liquid-Phase Electron Microscopy [PDF]

open access: yes, 2019
Nonclassical features of crystallization in solution have been recently identified both experimentally and theoretically. In particular, an amorphous-phase-mediated pathway is found in various crystallization systems as an important route, different from
Jahyun Koo (1402969)   +41 more
core   +1 more source

Hydrogenated amorphous carbon films (a-C:H)

open access: yes, 2022
S.111-192The deposition of hydrogenated amorphous carbon films may be considered as an extension of the conditions beyond the preparation of nanocrystalline diamond structures without the limitations of the crystalline diamond growth.
Schultrich, Bernd
core   +1 more source

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