Results 21 to 30 of about 963 (104)

Contrast of Electron Microscopy Images of Amorphous Objects [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
It has been proposed to determine the contrast in electron microscopy image via the total electron fluxes scattered beyond the aperture diaphragm by local areas of the object under study to analyze quantitatively the amplitude (absorption) contrast of ...
O.Ya. Svatiuk
doaj  

Nonlinear multiplexing in optical fiber communications [PDF]

open access: yes, 2003
The nonlinear evolution of a dispersion-managed soliton admits a novel nonlinear multiplexing scheme for optical communications. Information is coded onto the canonical parameters (chirp and width) characterizing the pulse. It is shown that in dispersion-
Mookherjea, S., Yariv, A.
core   +1 more source

SiAlON Microstructures

open access: yesJournal of the Ceramic Society of Japan, 2008
This paper is focussed on the development of microstructure during liquid phase sintering and post-densification crystallisation heat treatment of ceramic materials based on the α- and β-Si3N4 structures. Grain shape and size distributions, assessed by quantitative microscopy in combination with stereological methods, and fine scale microstructures ...
openaire   +2 more sources

Effect of a Temperature Mode of Radiation-thermal Sintering the Structure and Magnetic Properties of Mn-Zn-ferrites [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
2000NM Mn-Zn-ferrites have been produced by radiation-thermal sintering (RTS). We have studied the effect of RTS on the electromagnetic properties of ferrites.
V.G. Kostishyn   +6 more
doaj  

Effects of high temperature treatments in air and argon on the magnetic properties of HITPERM alloys [PDF]

open access: yes, 2006
The oxidation behavior of FeCo(NbZr)B(Cu) alloy series was studied. After heating up to 1073 K, an oxide layer View the MathML source∼1μm thick with a two-layer structure can be identified previous to a sharp interface between the oxide layer and alloy ...
Blázquez Gámez, Javier Sebastián   +4 more
core   +1 more source

New method for the deposition of nickel oxide in porous scaffolds for electrodes in solid oxide fuel cells and electrolyzers [PDF]

open access: yes, 2016
A simple chemical bath deposition is used to coat a complex porous ceramic scaffold with a conformal nickel layer. The resulting composite is used as a Solid Oxide Fuel Cell electrode and its electrochemical response is measured in humidified hydrogen. X-
Brandon, NP   +5 more
core   +1 more source

The effect of processing route on properties of HfNbTaTiZr high entropy alloy [PDF]

open access: yes, 2019
High entropy alloys (HEA) have been one of the most attractive groups of materials for researchers in the last several years. Since HEAs are potential candidates for many (e.g., refractory, cryogenic, medical) applications, their properties are studied ...
Kim, Hyoung-Seop   +8 more
core   +1 more source

Recrystallization microstructure modelling from superimposed deformed microstructure on microstructure model

open access: yesBulletin of Materials Science, 2009
The recovered cold rolled microstructure obtained from orientation image microstructure of Al-4%Mg-0·5%Mn alloy (AA5182 alloy) was superimposed on the grid of cellular automata based microstructure model. The Taylor factors of deformed/cold rolled orientations were considered as the driving force for recrystallization.
openaire   +2 more sources

Spin rings in bi-stable planar semiconductor microcavities

open access: yes, 2010
A unique feature of exciton-polaritons, inherited from their mixed light-matter origin, is the strongly spin-dependent polariton-polariton interaction, which has been predicted to result in the formation of spin rings in real space [Shelykh et al., Phys.
A. Amo   +8 more
core   +1 more source

Analysis of the Machining Process of Inconel 718 Parts Manufactured by Laser Metal Deposition [PDF]

open access: yes, 2019
Laser metal deposition (LMD) is an additive manufacturing process that allows the manufacturing of near-net-shape products. This could mean significant savings in terms of materials and costs in the manufacturing of high-performance components for the ...
Alberdi, Amaia   +5 more
core   +2 more sources

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