Results 11 to 20 of about 550,518 (231)

Incorporation of dysprosium ions into PbTiO3 ferroelectric ceramic system [PDF]

open access: yesJournal of Advanced Dielectrics, 2015
A structural analysis concerning the incorporation of dysprosium into A- and/or B-sites of the lead titanate is shown. The two "boundary" refinements are presented, i.e., Dy2+ substitutes for Pb2+ (Dy3+ substitutes for Ti4+) and Dy3+ substitutes for Pb2+
A. Peláiz-Barranco   +3 more
doaj   +1 more source

Nano Scaled Checkerboards: A Long Range Ordering in NiCoMnAl Magnetic Shape Memory Alloy Thin Films with Martensitic Intercalations

open access: yesApplied Sciences, 2022
Magnetic shape memory Heusler alloys, such as NiCoMnAl, are considered as promising candidates for magnetocaloric cooling applications. Grown in thin film systems of adjacent layers with austenite and martensite crystal structures of almost equal ...
Daniela Ramermann   +4 more
doaj   +1 more source

Hybrid, Multiscale Numerical Simulations of the Equal Channel Angular Pressing (ECAP) using the Crystal Plasticity Theory [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
The FEM simulations of the ECAP including real conditions of the process – the friction between the metal extruded and the die walls, as well as, the channels rounding, were done here in two scales – macro- and micro-.
Marta Wójcik
doaj   +1 more source

EXAFS Analysis of Size-Constrained Semiconducting Materials [PDF]

open access: yes, 1990
Semiconducting materials such as CdSe, CdS, PbS and GaP are included in crystalline zeolite Y and mordenite and structurally flexible ethylene-methacrylic acid copolymer solid matrices.
Bein, Thomas   +5 more
core   +1 more source

Electric, magnetic and microstructural features of the La2CoFeO6 lanthanide ferrocobaltite obtained by the modified Pechini route

open access: yesJournal of Advanced Dielectrics, 2021
In the search for new materials with applicable magnetic properties in spintronic devices, the aim of this work is to report the synthesis of the lanthanide ferrocobaltite La2CoFeO6 using the modified Pechini route; the experimental study of structural ...
J. A. Jaramillo Palacio   +4 more
doaj   +1 more source

In situ inward epitaxial growth of bulk macroporous single crystals

open access: yesNature Communications, 2017
Porous single crystals are desirable for optoelectronic applications, but their fabrication remains challenging. Here the authors produce centimetre-sized macroporous GaN single crystals with electron mobility comparable to that of bulk crystals via in ...
Chenlong Chen   +3 more
doaj   +1 more source

Investigation of pyrolysis method for preparing CdO:In2O3 thin films gas sensor for NO2 gas [PDF]

open access: yesEngineering and Technology Journal, 2015
A novel CdO:In2O3nano composite has been synthesized by a pyrolysis method. The prepared nano composites have been carefully characterized using X ray diffraction and atomic force microscopy.
Shatha Shammon Batros
doaj   +1 more source

Crystalline structure and thermotropic behavior of alkyltrimethylphosphonium amphiphiles [PDF]

open access: yes, 2017
Quaternary organophosphonium salts bearing long alkyl chains are cationic surfactants of interest owing to their physical and biological properties.
Gamarra Montes, Ana   +3 more
core   +2 more sources

Crystalline and electronic structure of single-layer TaS$_2$ [PDF]

open access: yes, 2016
Single-layer TaS$_2$ is epitaxially grown on Au(111) substrates. The resulting two-dimensional crystals adopt the 1H polymorph. The electronic structure is determined by angle-resolved photoemission spectroscopy and found to be in excellent agreement ...
Bianchi, Marco   +9 more
core   +8 more sources

Isoglitter [PDF]

open access: yes, 2011
Described herein is a novel crystalline pattern in space group Ammm, that is a model of a C allotrope. This so-called isoglitter structure-type is a model of a graphite-diamond hybrid.
Bin Wen   +2 more
core   +4 more sources

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