In 3-D printing, residual stress can build up in parts during the printing process due to the expansion of heated material and contraction of cold material, generating forces that can distort the part and cause cracks that ...
Materials Science
Jun 26, 2019
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Neutron diffraction strain scanning measurements at ANSTO have validated a new theoretical model that successfully predicts the residual stresses and critical deposition heights for laser additive manufacturing.
General Physics
Oct 8, 2018
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27
Enjoying a day at the beach in summer, stretched out on the sand, provides a good opportunity to observe how a granular material behaves.
General Physics
Feb 6, 2015
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37
Lawrence Livermore National Laboratory researchers have developed an efficient method to measure residual stress in metal parts produced by powder-bed fusion additive manufacturing.
Engineering
Nov 17, 2014
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Microelectromechanical systems, or MEMS, are small devices with huge potential. Typically made of components less than 100 microns in size — the diameter of a human hair — they have been used as tiny biological ...
Engineering
Feb 28, 2012
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0
(PhysOrg.com) -- Scientists from IBM's T. J. Watson Research Center and Columbia University, working with the X-Ray Microscopy Group, have mapped rotation and strain fields across a silicon-on-insulator (SOI) structure that ...
General Physics
May 13, 2011
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0
Due to its exceptional properties, graphene is now added to a wide range of plastics. The carbon-based material improves, for instance, the conductivity and stability of composites.
Bio & Medicine
Feb 21, 2023
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33
Scientists from the Skoltech Center for Design, Manufacturing and Materials (CDMM) and the Institute for Metals Superplasticity Problems (IMSP RAS) have studied the fatigue behavior of additive-manufactured high-entropy alloys ...
Materials Science
Mar 3, 2021
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7
Welding is an essential part of manufacturing, and the key to making crack-free welds relies on the ability to understand how the weld is put together atom by atom.
Materials Science
Oct 23, 2020
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5
Bearings are used in many common applications such as wheels, drills, and even toys like the popular fidget spinner. Those applications and others like them rely on bearings to allow for smooth, efficient motion for millions ...
General Physics
Dec 14, 2018
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