News tagged with conduct electricity

Ultra-fast photodetector and terahertz generator

Photodetectors made from graphene can process and conduct light signals as well as electric signals extremely fast. Within picoseconds the optical stimulation of graphene generates a photocurrent. Until now, none of the available ...

dateJan 31, 2012 in Nanophysics
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'Colossal' Magnetic Effect Under Pressure

( -- Millions of people today carry around pocket-sized music players capable of holding thousands of songs, thanks to the discovery 20 years ago of a phenomenon known as the “giant magnetoresistance effect,” ...

dateJun 05, 2009 in General Physics
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Transparent solar cells

( -- If solar cells were transparent they could be fitted to windows and building facades. Physical modeling helps in the development of suitable materials for transparent electronics and thus in creating the ...

dateJun 02, 2009 in Materials Science
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