In a recent Nature article, researchers have demonstrated magnetic ratchet effect in graphene under the application of THz radiation which results in transformation of a.c. power to dc currents.
Sounds interesting !
http://www.nature.com/nnano/journal/vaop/ncurrent/full/nnano.2012.231.html
Sounds interesting !
http://www.nature.com/nnano/journal/vaop/ncurrent/full/nnano.2012.231.html
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