Results 41 to 50 of about 2,661,374 (307)

Studies on the use of two different magnesia-carbon recyclates as secondary raw material for MgO–C refractories

open access: yesOpen Ceramics, 2023
Two magnesia-carbon (MgO–C) recyclates were investigated with respect to their utilization as raw materials for MgO–C refractories. X-ray diffraction and backscattered electron diffraction were used for phase analysis of the recyclate aggregates.
Kirsten Moritz   +5 more
doaj   +1 more source

Applications of multivariate statistical methods and simulation libraries to analysis of electron backscatter diffraction and transmission Kikuchi diffraction datasets. [PDF]

open access: yesUltramicroscopy, 2018
Multivariate statistical methods are widely used throughout the sciences, including microscopy, however, their utilisation for analysis of electron backscatter diffraction (EBSD) data has not been adequately explored.
A. Wilkinson   +4 more
semanticscholar   +1 more source

Ionospheric electron heating, optical emissions, and striations induced by powerful HF radio waves at high latitudes: Aspect angle dependence [PDF]

open access: yes, 2003
In recent years, large electron temperature increases of 300% (3000 K above background) caused by powerful HF-radio wave injection have been observed during nighttime using the EISCAT incoherent scatter radar near Tromsø in northern Norway.
Rietveld, M. T.   +5 more
core   +5 more sources

Combined Use of Electron and Light Microscopy Techniques Reveals False Secondary Shell Units in Megaloolithidae Eggshells. [PDF]

open access: yesPLoS ONE, 2016
Abnormalities in the histo- and ultrastructure of the amniote eggshell are often related to diverse factors, such as ambient stress during egg formation, pathologies altering the physiology of the egg-laying females, or evolutionarily selected ...
Miguel Moreno-Azanza   +4 more
doaj   +1 more source

Electron Microscopy Characterization of Ni-Cr-B-Si-C Laser Deposited Coatings [PDF]

open access: yes, 2013
During laser deposition of Ni-Cr-B-Si-C alloys with high amounts of Cr and B, various microstructures and phases can be generated from the same chemical composition that results in heterogeneous properties in the clad layer.
Ocelik, V.   +8 more
core   +1 more source

Physics of Backscattered Electron Diffraction [PDF]

open access: yesMicroscopy Today, 1998
Abstract The scale of features that control the physical properties of engineered materials is ever decreasing. We can investigate the structure of these materials using several techniques. The techniques are usually selected based on the feature size of interest.
openaire   +1 more source

Crystal structure and chemistry of tricadmium digermanium tetraarsenide, Cd3Ge2As4

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2019
A cadmium germanium arsenide compound, Cd3Ge2As4, was synthesized using a double-containment fused quartz ampoule method within a rocking furnace and a melt-quench technique.
Michael R. Thompson   +7 more
doaj   +1 more source

Multi-modal Dataset of a Polycrystalline Metallic Material: 3D Microstructure and Deformation Fields

open access: yesScientific Data, 2022
Measurement(s) 3D grain structure and grain orientations • Surface deformation fields Technology Type(s) Electron backscatter diffraction (EBSD) • Scanning electron microscope (SEM) • TriBeam microscope • high resolution digital image correlation Factor ...
J. C. Stinville   +12 more
doaj   +1 more source

Stress in recrystallized quartz by electron backscatter diffraction mapping

open access: yesGeophysical Research Letters, 2017
The long‐term state of stress at middle and lower crustal depths can be estimated through the study of the microstructure of exhumed rocks from active and/or ancient shear zones.
S. Llana‐Fúnez
doaj   +1 more source

Predicting dwell fatigue life in titanium alloys using modelling and experiment

open access: yesNature Communications, 2020
Material fatigue is the most common source behind failures of mechanical structures. Here the authors combine transmission electron microscopy, high-resolution electron backscatter diffraction and discrete dislocation plasticity modeling to study the ...
Yilun Xu   +6 more
doaj   +1 more source

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