Results 131 to 140 of about 1,687,501 (356)

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  

Transmission Electron Microscopy (TEM) Protocol: Observation Details within Cells

open access: yesBio-Protocol, 2013
Transmission electron microscopy is a technique for observing the fine details of organelles in cells or tissues. This protocol is to be used to exam the membrane structure in cells with or without virus infection.
Wei-Haw Peng   +4 more
doaj   +1 more source

Noise2Atom: unsupervised denoising for scanning transmission electron microscopy images

open access: yesApplied Microscopy, 2020
We propose an effective deep learning model to denoise scanning transmission electron microscopy (STEM) image series, named Noise2Atom, to map images from a source domain S $\mathcal {S}$ to a target domain C $\mathcal {C}$ , where S $\mathcal {S}$ is ...
Feng Wang   +3 more
doaj   +1 more source

Performance Comparison of Surface Sensitizers for Diode Laser Powder Bed Fusion of Polyamide 12

open access: yesAdvanced Engineering Materials, EarlyView.
Laser‐generated nanoparticles transform standard PA12 powders into high‐performance, dye‐free feedstocks for diode laser 3D printing. Despite identical absorbance at 808 nm, CuS, LaB6, and CB coatings reveal striking differences in fusion and strength—unlocking new design space for recyclable, industrial‐grade polymers.
Michael Willeke   +9 more
wiley   +1 more source

Examining Autophagy in Plant by Transmission Electron Microscopy (TEM)

open access: yesBio-Protocol, 2018
In plants, macroautophagy, here referred as autophagy, is a degradation pathway during which the double-membrane structure named autophagosome engulfs the cargo and then fuses with vacuole for material recycling.
Xiyin Zheng, Chenguang Zhao, Yule Liu
doaj   +1 more source

Tackling the Challenges of Dynamic Experiments Using Liquid-Cell Transmission Electron Microscopy.

open access: yesAccounts of Chemical Research, 2018
Revolutions in science and engineering frequently result from the development, and wide adoption, of a new, powerful characterization or imaging technique.
L. Parent   +6 more
semanticscholar   +1 more source

CALPHAD‐Guided Prediction and Interpretation of Phase Formation in Ta–Mo–Cr–Ti–Al Refractory High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This study designs Ta–Mo–Cr–Ti–Al refractory high‐entropy alloys with a disordered body‐centered‐cubic A2 crystal structure aiming for improved ductility, lower density, and oxidation resistance. Four alloy compositions are identified by thermodynamic calculations.
Kateryna Khanchych   +7 more
wiley   +1 more source

Efficient diffractive phase optics for electrons

open access: yesNew Journal of Physics, 2014
Electron diffraction gratings can be used to imprint well-defined phase structure onto an electron beam. For example, diffraction gratings have been used to prepare electron beams with unique phase dislocations, such as electron vortex beams, which hold ...
Tyler R Harvey   +5 more
doaj   +1 more source

Investigation of Iron‐Aluminide‐Like Phase Composition in Complex Concentrated Fe32Cu12Ni11Ti16Al29 Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This work reveals the phase composition and quantitative morphology analysis of precipitation‐hardened Fe32Cu12Ni11Ti16Al29 complex‐concentrated alloy. The precipitates are shown to have a high coherency. Morphology transition between sphere, cuboidal, and elongated morphology is observed. Finally, the overaging behavior is captured using microhardness.
Rostyslav Nizinkovskyi   +4 more
wiley   +1 more source

TRANSMISSION ELECTRON MICROSCOPY OF MESOZOIC TERRESTRIAL MICROFOSSILS

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2015
From the evolutionary point of view the most important ultrastructural characteristic features of the terrestrial microfossils are presented in this contribution.
Miklós Kedves
doaj  

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