News tagged with photocurrent

The electronic origin of photoinduced strain

(Phys.org)—Multiferroics are in a class of materials that exhibits more than one ferroic order simultaneously. One of the prototypical multiferroics is BiFeO3, an important material because it is one of a few materials ...

dateFeb 11, 2013 in Condensed Matter
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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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