News tagged with electrical circuits

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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First molybdenite microchip

( -- Molybdenite, a new and very promising material, can surpass the physical limits of silicon. EPFL scientists have proven this by making the first molybdenite microchip, with smaller and more energy efficient ...

dateDec 05, 2011 in Nanomaterials
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Shine a light instead of changing the battery

( -- Pacemakers and other implanted medical devices require electric current to operate. Changing the battery requires an additional operation, which is an added stress on the patient. A Japanese team led by Eijiro ...

dateDec 01, 2011 in Nanophysics
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