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The focusing of electron flow in a bipolar Graphene ribbon with different chiralities
focusing of electron flow different chiralities
2010/11/22
The focusing of electron flow in a symmetric p-n junction (PNJ) of graphene ribbon with different chiralities is studied. Considering the PNJ with the sharp interface, in a armchair ribbon, the electr...
Universal quantum limits on single channel information, entropy and heat flow
Universal quantum limits single channel information , entropy heat flow
2010/10/13
We show that the recently discovered universal upper bound on the thermal conductance of a single channel comprising particles obeying arbitrary fractional statistics is in fact a consequence of a mor...