Some materials luminesce, changing their color and intensity when under mechanical forces such as grinding or rubbing. These luminescent "mechanochromic" materials can produce various emission colors in the visible light ...
Materials Science
May 31, 2017
0
4
Optogenetics, the approach to use light to control key processes, has revolutionized how researchers investigate cellular signaling pathways, cellular behavior and the function of large and interconnected tissues such as ...
Biochemistry
Mar 22, 2017
0
7
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
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143
Duke University researchers believe they have overcome a longstanding hurdle to producing cheaper, more robust ways to print and image across a range of colors extending into the infrared.
Nanophysics
Dec 14, 2016
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423
(Phys.org)—Scientists have created a water-based mixture that rapidly changes color when exposed to a variety of stimuli, such as a change in magnetic field, temperature, or pH. The scientists call the mixture "photonic ...
Research at ANSTO has helped to reveal insights into a molecular mechanism for harvesting light in extreme conditions. These insights may ultimately lead to previously inaccessible regions of the electromagnetic spectrum ...
Biochemistry
Aug 5, 2016
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524
Curved lenses, like those in cameras or telescopes, are stacked in order to reduce distortions and resolve a clear image. That's why high-power microscopes are so big and telephoto lenses so long.
Optics & Photonics
Jun 2, 2016
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2413
A team of researchers led by scientists from the American Museum of Natural History has found that catsharks are not only able to see the bright green biofluorescence they produce, but that they increase contrast of their ...
Plants & Animals
Apr 25, 2016
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710
Planet-hunting is an ongoing process that's resulting in the discovery of more and more planets orbiting distant stars. But as the hunters learn more about the variety among the tremendous number of predicted planets out ...
Astronomy
Apr 11, 2016
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240
Metamaterials are man-made substances whose properties are determined by their meticulously-designed structure. For example, metamaterials can be fabricated so that they interact with light or sound in a specific way. Unique ...
Nanomaterials
Nov 5, 2015
0
17
