Results 21 to 30 of about 18,973,580 (359)

Crystal growth and magnetic structure of MnBi2Te4 [PDF]

open access: yesPHYSICAL REVIEW MATERIALS, 2019
Millimeter-sized MnBi$_2$Te$_4$ single crystals are grown out of Bi-Te flux and characterized by measuring magnetic and transport properties, scanning tunneling microscope (STM) and spectroscopy (STS). The magnetic structure of MnBi$_2$Te$_4$ below T$_N$
Jia-Qiang Yan   +9 more
semanticscholar   +1 more source

Single Crystal Growth Kinetics of Two Polymorphs of Piracetam

open access: yes, 2021
The crystal growth of single crystals of the metastable and stable polymorph of piracetam (PCM) in ethanol and isopropanol has been investigated using the rotating disk (RD) technique.
Rasmuson, Åke C.,   +2 more
core   +1 more source

Polysubstituted High-Entropy [LaNd](Cr0.2Mn0.2Fe0.2Co0.2Ni0.2)O3 Perovskites: Correlation of the Electrical and Magnetic Properties

open access: yesNanomaterials, 2021
La-, Nd- and La/Nd-based polysubstituted high-entropy oxides (HEOs) were produced by solid-state reactions. Composition of the B-site was fixed for all samples (Cr0.2Mn0.2Fe0.2Co0.2Ni0.2) with varying of A-site cation (La, Nd and La0.5Nd0.5).
Vladimir E. Zhivulin   +15 more
doaj   +1 more source

Episodes of fast crystal growth in pegmatites

open access: yesNature Communications, 2020
Pegmatites are shallow, coarse-grained magmatic intrusions with crystals occasionally approaching meters in length. Compared to their plutonic hosts, pegmatites are thought to have cooled rapidly, suggesting that these large crystals must have grown fast.
Patrick R. Phelps   +2 more
semanticscholar   +1 more source

A Design Aid for Crystal Growth Engineering

open access: yesProgress in Materials Science, 2016
Carl J Tilbury   +2 more
exaly   +2 more sources

Analysis of the High-Pressure High-Temperature (HPHT) growth of single crystal diamond

open access: yes, 2023
A multi-scale, computational model is developed to describe the growth characteristics of single-crystal diamond in the High-Pressure, High-Temperature (HPHT) process.
Friedrich, Jochen   +6 more
core   +1 more source

Ultra-wide bandgap, conductive, high mobility, and high quality melt-grown bulk ZnGa2O4 single crystals

open access: yesAPL Materials, 2019
Truly bulk ZnGa2O4 single crystals were obtained directly from the melt. High melting point of 1900 ± 20 °C and highly incongruent evaporation of the Zn- and Ga-containing species impose restrictions on growth conditions.
Zbigniew Galazka   +11 more
doaj   +1 more source

Crystal Growth and Luminescence Properties of Dy3+ and Ge4+ Co-Doped Bi4Si3O12 Single Crystals for High Power Warm White LED

open access: yesCrystals, 2017
Φ1 inch Dy3+ and Ge4+ co-doped bismuth silicate (Bi4Si3O12, BSO) single crystals with the length of 80–100 mm were successfully grown by Bridgman method. They are transparent, free of cracks and inclusions.
Tian Tian   +6 more
doaj   +1 more source

Polymer-templated nucleation and crystal growth of perovskite films for solar cells with efficiency greater than 21%

open access: yesNature Energy, 2016
The past several years have witnessed the rapid emergence of a class of solar cells based on mixed organic–inorganic halide perovskites. Today’s state-of-the-art perovskite solar cells (PSCs) employ various methods to enhance nucleation and improve the ...
Dong-Qin Bi   +8 more
semanticscholar   +1 more source

Band gap engineered zinc oxide nanostructures via a sol–gel synthesis of solvent driven shape-controlled crystal growth

open access: yesRSC Advances, 2019
A reliable sol–gel approach, which combines the formation of ZnO nanocrystals and a solvent driven, shape-controlled, crystal-growth process to form well-organized ZnO nanostructures at low temperature is presented.
Klinton Davis   +4 more
semanticscholar   +1 more source

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