High-speed images of a common laser-based metal 3-D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that leads to defects in printed ...
Engineering
Aug 2, 2017
2
145
Though tailpipe emissions could fall in the years ahead as more zero-emission vehicles hit the streets, one major source of highway air pollution shows no signs of abating: brake and tire dust.
Environment
Mar 3, 2017
21
956
Plasmonic printing produces resolutions several times greater than conventional printing methods. In plasmonic printing, colours are formed on the surfaces of tiny metallic particles when light excites their electrons to ...
Nanophysics
Mar 1, 2017
0
143
Merging two powerful 3-D X-ray techniques, a team of researchers from the Department of Energy's SLAC National Accelerator Laboratory and Utrecht University in the Netherlands revealed new details of a process known as metal ...
Materials Science
Aug 31, 2016
0
342
Taking a page from Jonathan Swift's "Gulliver's Travels", a team of scientists has created malleable and microscopic self-assembling particles that can serve as the next generation of building blocks in the creation of synthetic ...
Materials Science
Jul 18, 2016
0
817
Martin Thuo likes to look for new, affordable and clean ways to put science and technology to work in the world.
Condensed Matter
Apr 25, 2016
2
91
Researchers have discovered a dazzling new method of visualizing neurons that promises to benefit neuroscientists and cell biologists alike: by using spectral confocal microscopy to image tissues impregnated with silver or ...
Bio & Medicine
Dec 15, 2015
0
279
Just as proteins are one of the basic building blocks of biology, nanoparticles can serve as the basic building blocks for next generation materials. In keeping with this parallel between biology and nanotechnology, a proven ...
Nanomaterials
Jul 16, 2015
0
77
If planets had personalities, Mars would be a rock star according to recent preliminary results from NASA's MAVEN spacecraft. Mars sports a "Mohawk" of escaping atmospheric particles at its poles, "wears" a layer of metal ...
Space Exploration
Jun 22, 2015
0
1014
Platinum's scarcity hinders widespread use of fuel cells, which provide power efficiently and without pollutants. Replacing some or all of this rare and expensive metal with common metals in a reactive, highly tunable nanoparticle ...
Nanomaterials
Apr 13, 2015
1
43
