Results 71 to 80 of about 290,940 (297)

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

2D and 3D orientation mapping in nanostructured metals: A review

open access: yesNano Materials Science, 2020
Nanostructured metals possess various excellent properties and offer the potential for a wide range of applications. Improvements in the properties and performance of nanostructured metal components motivate a complete characterization of the ...
Guilin Wu   +8 more
doaj   +1 more source

Precession electron diffraction in the transmission electron Microscope: electron crystallography and orientational mapping

open access: yes, 2012
Podeu consultar el llibre complet a: http://hdl.handle.net/2445/32166Precession electron diffraction (PED) is a hollow cone non-stationary illumination technique for electron diffraction pattern collection under quasikinematical conditions (as in X-ray ...
Portillo i Serra, Joaquim
core  

Implementation of a virtual correlative light and transmission electron microscope

open access: yes, 2013
In the long run, the widespread use of slide scanners by pathologists requires an adaptation of teaching methods in histology and cytology in order to target these new possibilities of image processing and presentation via the internet.
Herrmann, Gudrun   +3 more
core   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Nanoscale Estimation of Coating Thickness on Substrates via Standardless BSE Detector Calibration

open access: yesNanomaterials, 2020
The thickness of electron transparent samples can be measured in an electron microscope using several imaging techniques like electron energy loss spectroscopy (EELS) or quantitative scanning transmission electron microscopy (STEM).
Radim Skoupy   +2 more
doaj   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

Transmission Electron Microscopy of XDR Mycobacterium tuberculosis Isolates Grown on High Dose of Ofloxacin

open access: yesScientia Pharmaceutica, 2017
The aim of the study was to investigate behavior of resistant Mycobacterium tuberculosis (MTB) isolates under a high dose of ofloxacin and its morphological changes.
Mohammad Arjomandzadegan   +6 more
doaj   +1 more source

The transmission electron microscope

open access: yes, 2010
This is a third edition of the Electron Microscopy and Analysis textbook, which was published by Taylor and Francis Books UK in 2001 (ISBN 0748409688).
John Humphreys, Manchester Materials Science Centre   +2 more
core  

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