Results 21 to 30 of about 18,009 (224)

Accommodation of the misfit strain energy in the BaO(100)/MgO(100) heteroepitaxial ceramic interface using computer simulation techniques [PDF]

open access: yes, 1994
Static atomistic simulation techniques have been employed to investigate the accommodation of the misfit strain energy in the BaO(100)/MgO(100) interface.
Harding, J.H., Parker, S.C., Sayle, D.C.
core   +1 more source

How to enable bulk-like martensitic transformation in epitaxial films

open access: yesAIP Advances, 2017
The present study is dedicated to the influence of different substrate and buffer layer materials on the martensitic transformation in sputter deposited epitaxial shape memory Heusler alloys.
Marius Wodniok   +3 more
doaj   +1 more source

Effect of Ni content on microstructure and properties of Co-based superalloys

open access: yesJournal of Aeronautical Materials, 2019
Co-based superalloys casting ingots were prepared by vacuum smelting furnaces, and the influence of Ni content on the microstructure and lattice misfit of Co-based superalloys were studied by X-ray diffraction analysis (XRD) and scanning electron ...
ZHOU Pengjie   +5 more
doaj   +1 more source

Rapid solidification induced low lattice misfit and associated enhancement of mechanical property in the NiCoCr medium entropy alloy

open access: yesJournal of Materials Research and Technology, 2023
Medium entropy alloys (MEAs) have a high potential in industrial applications due to their excellent mechanical properties. Here we report a strategy to improve the ductility of the Ni40Co30Cr20Al5Ti5 MEAs by rapid solidification (RS).
X.S. Liu   +8 more
doaj   +1 more source

Revisit the Role of Steps/Disconnections on Misfit Cancellation at Semi-Coherent Interface—Bridging the O-Line Model and the Topological Model

open access: yesCrystals, 2019
It has been a long-standing topic how the lattice misfit is cancelled at a semi-coherent interphase boundary consisting of terraces and steps. Apart from a set of misfit dislocations separating the coherent patches, the role of steps (which is frequently
Dong Qiu
doaj   +1 more source

The lattice dislocation trapping mechanism at the ferrite/cementite interface in the Isaichev orientation relationship

open access: yesScientific Reports, 2021
We analyze the lattice dislocation trapping mechanism at the ferrite/cementite interface of the Isaichev orientation relationship by atomistic simulations combined with the anisotropic linear elasticity theory and disregistry analysis.
Jaemin Kim   +2 more
doaj   +1 more source

Polarization states of polydomain epitaxial Pb(Zr1-xTix)O3 thin films and their dielectric properties [PDF]

open access: yes, 2004
Ferroelectric and dielectric properties of polydomain (twinned) single-crystal Pb(Zr1-xTix)O3 thin films are described with the aid of a nonlinear thermodynamic theory, which has been developed recently for epitaxial ferroelectric films with dense ...
B. Jaffe   +6 more
core   +3 more sources

LATTICE MISFIT MEASUREMENT IN INCONEL 625 BY X-RAY DIFFRACTION TECHNIQUE [PDF]

open access: yesInternational Journal of Modern Physics B, 2008
Determination of lattice misfit and microstructural parameters of the coherent precipitates in Ni based alloy Inconel-625 is a challenging problem as the diffraction peaks of the precipitate and the matrix are completely overlapping. X-ray Diffraction Line Profile Analysis (XRDLPA) has been used to characterize the bulk samples of Inconel 625 at ...
Mukherjee, P.   +5 more
openaire   +2 more sources

Effect of Y and Mg on the Solidification Structure of Fe-36Ni Invar Alloy

open access: yesHigh Temperature Materials and Processes, 2014
The effect of Y and Mg on the solidification structure of Fe-36Ni invar alloy melted in a carbon tube furnace was investigated using digital camera, scanning electron microscopy (SEM) and energy dispersive spectroscopy (EDS). The results showed that Y or
Yu Yan-Chong   +2 more
doaj   +1 more source

The effect of Fe addition on γ′ precipitates during thermal exposure in Ni-Co-based single crystal superalloys

open access: yesJournal of Materials Research and Technology, 2022
The effect of Fe addition on γ′ precipitates in Ni–20Co-xFe-12Cr-7.5Al-7.5Ti-1.5 W (where x = 0 or 4 at.%) single crystal superalloys during thermal exposure process was systematically studied.
Wenchao Yang   +7 more
doaj   +1 more source

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