Not getting enough charitable donations? Try having people to touch sandpaper before you ask for money. A new study shows that touching rough surfaces triggers the emotion of empathy, which motivates people to donate to non-profit ...
Social Sciences
Mar 25, 2016
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10
In Colombia, large areas are teeming with mines that are almost impossible to detect with traditional methods. In collaboration with partners from South America, engineers at the German Ruhr-Universität Bochum and Technical ...
Engineering
Mar 18, 2016
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16
A simple new electron-beam multilayer deposition technique for creating intracavity contacts—an important component of gallium nitride-based (III-nitride) vertical-cavity surface-emitting lasers (VCSELs)—not only yields ...
General Physics
Oct 13, 2015
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43
The leaves of the lotus flower, and other natural surfaces that repel water and dirt, have been the model for many types of engineered liquid-repelling surfaces. As slippery as these surfaces are, however, tiny water droplets ...
Nanophysics
Aug 31, 2015
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44
Imagine staying dry underwater for months. Now Northwestern University engineers have examined a wide variety of surfaces that can do just that—and, better yet, they know why.
Condensed Matter
Aug 18, 2015
3
169
Researchers from the University of Leicester have discovered that when it comes to rubbers, textured surfaces, and reproduction, more fluid formulations have greater reliability than those that are thick and sticky.
Materials Science
May 28, 2015
2
16
Tiny, perfectly smooth carbon spheres added to motor oil have been shown to reduce friction and wear typically seen in engines by as much as 25 percent, suggesting a similar enhancement in fuel economy.
Materials Science
Mar 5, 2015
6
1023
Researchers at the Leibniz Institute for New Materials (INM) enhanced the Gecko adhesion principle such that adhesion can be switched on and off in vacuum.
Materials Science
Jan 19, 2015
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14
Plasmonic devices—such as superlenses, hyperlenses and plasmonic waveguides—have exciting potential for research and commercial applications because they permit optical lithography, imaging and waveguiding to be performed ...
Nanophysics
Jul 2, 2014
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0
Imagine robots no bigger than your finger tip scrambling through the rubble of a disaster site to search for victims or to assess damage. That's the vision of engineer Sarah Bergbreiter and her research team at the University ...
Robotics
Apr 8, 2014
0
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