From: scerir (scerir@libero.it)
Date: Tue Feb 04 2003 - 07:44:30 MST
It seems that these people (link below),
in Pisa, built a nano-machine, a sort of
'perpetuum mobile' using the fractional
quantum Hall effect (fractional charges);
the paper was published in Physical
Review Letters (end of Jan. 03)
but perhaps is the same paper here:
arxiv.org/abs/cond-mat/0209088
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