Results 31 to 40 of about 859,730 (289)

Effect of processing parameters on microstructure of additively manufactured α+β titanium alloys [PDF]

open access: yesMATEC Web of Conferences
The effect of processing parameters on the microstructure was investigated on three α+β alloys, namely Ti6Al4V (Ti64), Ti6Al2Sn4Zr6Mo (Ti6246) and Ti6.5Al3.5Mo1.5Zr0.3Si (TC11) fabricated by laser powder bed fusion (LPBF).
Maqina Nonkosi Elizabeth   +2 more
doaj   +1 more source

Is Small Perfect? Size Limit to Defect Formation in Pyramidal Pt Nanocontacts [PDF]

open access: yes, 2007
We report high resolution transmission electron microscopy and ab initio calculation results for the defect formation in Pt nanocontacts (NCs). Our results show that there is a size limit to the existence of twins (extended structural defects).
D. S. Galvão   +5 more
core   +3 more sources

From zirconia to yttria: Sampling the YSZ phase diagram using sputter-deposited thin films

open access: yesAIP Advances, 2016
Yttria-stabilized zirconia (YSZ) thin films with varying composition between 3 mol% and 40 mol% have been prepared by direct-current ion beam sputtering at a substrate temperature of 300 °C, with ideal transfer of the stoichiometry from the target to the
Thomas Götsch   +4 more
doaj   +1 more source

Cutaneous collagenous vasculopathy: light and transmission electron microscopy [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2019
Cutaneous collagenous vasculopathy is a rare acquired idiopathic microangiopathy characterized by progressive development of diffuse asymptomatic telangiectasias and histologically by accumulation of collagen type IV around the affected vessels.
Debora Sarzi Sartori   +3 more
doaj   +1 more source

Characterization of metal-organic frameworks by transmission electron microscopy

open access: yesAdvances in Physics: X, 2022
To address the increasing energy consumption and serious environmental problems, it is critical to develop efficient and clean energy conversion and storage devices.
Jialin Zhang, Ningyan Cheng, Binghui Ge
doaj   +1 more source

Structural and gas-sensing properties of CuO–CuxFe3−xO4 nanostructured thin films [PDF]

open access: yes, 2010
Nanocrystalline CuO–CuxFe3−xO4 thin films were developed using a radio-frequency sputtering method followed by a thermal oxidation process. Thin films were deposited applying two very different conditions by varying the argon pressure and the target-to ...
Barnabé, Antoine   +7 more
core   +3 more sources

Fully automated primary particle size analysis of agglomerates on transmission electron microscopy images via artificial neural networks

open access: yes, 2018
There is a high demand for fully automated methods for the analysis of primary particle size distributions of agglomerates on transmission electron microscopy images.
Frei, Max, Kruis, Frank Einar
core   +1 more source

Bismuth incorporation and the role of ordering in GaAsBi/GaAs structures [PDF]

open access: yes, 2014
The structure and composition of single GaAsBi/GaAs epilayers grown by molecular beam epitaxy were investigated by optical and transmission electron microscopy techniques.
Bastiman, Faebian   +6 more
core   +2 more sources

Atomic-scale imaging of electron sensitive zeolites with aberration corrected transmission electron microscopy

open access: yesOpen Ceramics, 2023
The spatial resolution of transmission electron microscopes (TEMs) and scanning transmission electron microscopes (STEMs) has been drastically improved by introducing aberration correction.
Kaname Yoshida, Atsushi Nakahira
doaj   +1 more source

Electron counting detectors in scanning transmission electron microscopy via hardware signal processing

open access: yesNature Communications, 2023
Transmission electron microscopy is a pivotal instrument in materials and biological sciences due to its ability to provide local structural and spectroscopic information on a wide range of materials.
Jonathan J. P. Peters   +6 more
doaj   +1 more source

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