Results 101 to 110 of about 10,946 (217)

Experimental realization of a semiconducting full Heusler compound: Fe2TiSi

open access: yes, 2014
Single-phase films of the full Heusler compound Fe2TiSi have been prepared by magnetron sputtering. The compound is found to be a semiconductor with a gap of 0.4eV.
Arenholz, Elke   +8 more
core   +1 more source

The effect of the regular solution model in the condensation of protoplanetary dust

open access: yes, 2011
We utilize a chemical equilibrium code in order to study the condensation process which occurs in protoplanetary discs during the formation of the first solids.
Allende   +76 more
core   +1 more source

Photoluminescence and photometric studies of low temperature prepared red emitting MgAl2O4:Cr3+ nanophosphors for solid state displays

open access: yesJournal of Science: Advanced Materials and Devices, 2018
MgAl2O4:Cr3+ (0.01–0.11 mol) doped nanocrystalline powders were prepared by a combustion method at low temperature. The Scherer's method was used to estimate crystallite size and values were found to be in the range 20–30 nm and the same was confirmed by
C. Pratapkumar   +3 more
doaj   +1 more source

Low Temperature Opacities

open access: yes, 2005
Previous computations of low temperature Rosseland and Planck mean opacities from Alexander & Ferguson (1994) are updated and expanded. The new computations include a more complete equation of state with more grain species and updated optical constants ...
Akemi Tamanai   +29 more
core   +1 more source

تولید و مشخصه یابی داربستهای PLA/MgAl2O4 به روش پرینت 3 بعدی (FDM) و مقایسه آنها با روش دوغابی [PDF]

open access: yesنشریه مهندسی متالورژی و مواد
در پژوهش حاضر ابتدا سرامیک زیستی آلومینات منیزیوم (MgAl2O4) با اندازه ذرات 27 تا 40 نانومتر به روش سنتز احتراقی تولید شد. همچنین کامپوزیتهای زمینه پلیمری PLA/MgAl2O4 با استفاده از روش‌های جوشی لایه نشانی مذاب (FDM) و دوغابی ساخته شده و خواص آنها مورد ...
مهران قدرتی   +1 more
doaj   +1 more source

X-ray Linear Dichroism in cubic compounds: the case of Cr3+ in MgAl2O4

open access: yes, 2008
The angular dependence (x-ray linear dichroism) of the Cr K pre-edge in MgAl2O4:Cr3+ spinel is measured by means of x-ray absorption near edge structure spectroscopy (XANES) and compared to calculations based on density functional theory (DFT) and ligand
Amélie Bordage   +17 more
core   +3 more sources

Superconducting Properties and Phase Diagram of Indirectly Electron-Doped (Sr1-xLax)Fe2As2 Epitaxial Films Grown by Pulsed Laser Deposition

open access: yes, 2013
A non-equilibrium phase (Sr1-xLax)Fe2As2 was formed by epitaxial film-growth. The resulting films emerged superconductivity along with suppression of the resistivity anomaly that is associated with magnetic and structural phase transitions.
Hiramatsu, Hidenori   +3 more
core   +1 more source

An Antenna with Good Electrical Properties and Artistic Shape for Lampshade

open access: yesE3S Web of Conferences, 2018
An improved transparent antenna based on transparent ceramic MgAl2O4 with artistic shape which can be used as lampshade is presented in this paper. A great peak gain and good pattern can be achieved by choosing the property shape and optimizing location ...
Zhou Chang, Yu Yang, Ji Chen
doaj   +1 more source

Synthesis and photoemission study of as-grown superconducting MgB2 thin films

open access: yes, 2002
As-grown superconducting thin films of MgB2 were prepared by molecular beam epitaxy (MBE), and studied by X-ray and ultraviolet photoelectron spectroscopy (XPS and UPS). Only films prepared at temperatures between 150 and 320 deg.
An   +17 more
core   +1 more source

Compositional descriptor-based recommender system accelerating the materials discovery

open access: yes, 2017
Structures and properties of many inorganic compounds have been collected historically. However, it only covers a very small portion of possible inorganic crystals, which implies the presence of numerous currently unknown compounds.
Hayashi, Hiroyuki   +2 more
core   +1 more source

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