News tagged with uv light
Presto! Fast color-changing material may lead to more powerful computers (w/Video)
Apr 23, 2009 |
4.5 / 5 (17) |
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(PhysOrg.com) -- Researchers in Japan are reporting development of a new so-called "photochromic" material that changes color thousands of times faster than conventional materials when exposed to light.
Chocolate rich in flavanols may protect the skin from UV
Nov 06, 2009 |
5 / 5 (9) |
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(PhysOrg.com) -- A new study has discovered for the first time that dark chocolate rich in flavanols may provide significant protection from the harmful effects of ultraviolet light.
Electronics from the printer
Jan 05, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- Electronic systems designed to perform simple functions, such as monitor the temperature on a yogurt pot, mustn’t cost much: This is where printed electronics are at an advantage. Researchers ...
Self-destructing messages: Light-reactive coatings make metal nanoparticles into inks for self-erasing paper
Nanotechnology / Nanomaterials
Aug 26, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- Those who like to watch spy movies like “Mission Impossible” are familiar with the self-destructing messages that inform the secret agents of the details of their mission and then dissolve in a puff of smoke. ...
There is more to bats' vision than meets the eye
Jul 28, 2009 |
5 / 5 (1) |
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The eyes of nocturnal bats possess two spectral cone photoreceptor types for daylight and colour vision. Reporting in the open-access, peer-reviewed journal PLoS ONE, scientists at the Max Planck Institute for Br ...
