News tagged with terahertz radiation

Researchers develop light transistor

TU Vienna has managed to turn the oscillation direction of beams of light – simply by applying an electrical current to a special material. This way, a transistor can be built that functions with light instead of electrical ...

dateJul 08, 2013 in General Physics
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Terahertz technology: Seeing more with less

Terahertz technology is an emerging field that promises to improve a host of useful applications, ranging from passenger scanning at airports to huge digital data transfers. Terahertz radiation sits between the frequency ...

dateMay 08, 2013 in General Physics
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Electrified graphene a shutter for light

(Phys.org) -- An applied electric voltage can prompt a centimeter-square slice of graphene to change and control the transmission of electromagnetic radiation with wavelengths from the terahertz to the midinfrared.

dateJun 15, 2012 in Nanophysics
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Photonics: strong vibrations

A new approach to generating terahertz radiation will lead to new imaging and sensing applications. The low energy of the radiation means that it can pass through materials that are otherwise opaque, opening up uses in imaging ...

dateMay 10, 2012 in Optics & Photonics
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3-D Terahertz cloaking

Invisibility appears to be the next possible advance in the use of Terahertz radiation in medicine, security, and communications.

dateMay 02, 2011 in General Physics
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