scholarly journals Real-time synchrotron-based X-ray computed microtomography during in situ emulsification

2020 ◽  
Vol 195 ◽  
pp. 107885
Author(s):  
Yara A. Alzahid ◽  
Hussain Aborshaid ◽  
Mohanad Asali ◽  
James McClure ◽  
Cheng Chen ◽  
...  
2012 ◽  
Vol 85 (3) ◽  
pp. 387-407 ◽  
Author(s):  
Karine Le Gorju Jago

ABSTRACT In rubber science, X-ray computed microtomography (micro CT) is becoming an increasingly used technique to characterize 3D microstructures. As a first step, experimental methods, limitations, and data analysis are described. A review of published micro CT studies for rubber is reported. Examples of our recent works are presented, including investigations on samples or complex structures, for compact or foam rubbers. Micro CT is used to describe the evolution of microstructures relative to different processing steps, to environmental interaction, and to adaptation to a mechanical deformation. New insights and better understanding of damage mechanisms due to quasistatic, creep, and fatigue solicitations are presented from in situ micro CT experiments. Perspective studies are outlined.


2014 ◽  
Vol 778-780 ◽  
pp. 9-12 ◽  
Author(s):  
Georg Neubauer ◽  
Michael Salamon ◽  
Norman Uhlmann ◽  
Peter J. Wellmann

In this paper, we present our new setup and technique for obtaining a real-time 3-D volume shape of the SiC crystal using X-ray computed tomography (CT). Hence, it is possible to determine in-situ the shape of the growth interface with high precision at growth temperatures above 2000 °C in a conventional 3" physical vapor transport (PVT) growth system. We show that the size and shape of a facet can be monitored at different stages during growth and furthermore the crystals face boundary can be determined with high precision throughout the whole growth process.


2006 ◽  
Vol 45 ◽  
pp. 1109-1116 ◽  
Author(s):  
Alexandre Velhinho ◽  
Francisco Manuel Braz Fernandes ◽  
S.C. Ferreira ◽  
L.A. Rocha ◽  
Gerard Vignoles ◽  
...  

This paper provides a brief overview of the possibilities offered by X-ray computed microtomography, and particularly synchrotron radiation X-ray microtomography, regarding metal matrix composite characterization, emphasis being placed in the case of Al-based functionally graded materials. Examples are provided concerning the characterization of the reinforcement population, interfacial properties, in-situ transformation and damage evolution. The specific needs of the technique and limitations to its widespread use are mentioned.


2020 ◽  
Vol 3 (5) ◽  
pp. 4931-4940 ◽  
Author(s):  
Benedetto Bozzini ◽  
Claudio Mele ◽  
Alessio Veneziano ◽  
Nicola Sodini ◽  
Gabriele Lanzafame ◽  
...  

Author(s):  
Brandon Lane ◽  
Ho Yeung

This document provides details on the files available in the dataset “Overhang Part X4” pertaining to a three-dimensional (3D) additive manufacturing (AM) build performed on the Additive Manufacturing Metrology Testbed (AMMT) by Ho Yeung and Brandon Lane on June 28, 2019. The files include the input command files, materials data, in-situ process monitoring data, and metadata. This data is one of a set of “AMMT Process Monitoring Datasets”, as part of the Metrology for Real-Time Monitoring of Additive Manufacturing project at the National Institute of Standards and Technology (NIST). Ex-situ part characterization data, including X-ray computed tomography (XCT) measurements, will be provided as it is made available. Readers should refer to the AMMT datasets web page for updates.


Author(s):  
I.V. Yazynina ◽  
◽  
E.V. Shelyago ◽  
A.A. Abrosimov ◽  
N.E. Grachev ◽  
...  

2019 ◽  
Vol 155 ◽  
pp. 109748
Author(s):  
Yudong Xue ◽  
Qinglei Wang ◽  
Jianbao Hu ◽  
Haijun Zhou ◽  
Qingliang Shan ◽  
...  

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