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Invisibility carpet cloak can hide objects from visible light - 0 views

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    (PhysOrg.com) -- Most of the invisibility cloaks that have been demonstrated to date conceal objects at frequencies that are not detectable by the human eye. Designing invisibility cloaks that can conceal objects from visible light has been more challenging due to the strict material requirements. But in a new study, researchers have fabricated a carpet cloak that can make objects undetectable in the full visible spectrum.
thinkahol *

New solar cell: Engineers crack full-spectrum solar challenge - 0 views

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    ScienceDaily (June 26, 2011) - In a paper published in Nature Photonics, U of T Engineering researchers report a new solar cell that may pave the way to inexpensive coatings that efficiently convert the sun's rays to electricity.
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