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cond-mat.stat-mech2001★ 34 cited
Separation quality of a geometric ratchet
C. Keller, Florian Marquardt, C. Bruder
We consider an experimentally relevant model of a geometric ratchet in which particles undergo drift and diffusive motion in a two-dimensional periodic array of obstacles, and whic…
cond-mat.mes-hall2001★ 34 cited
Aharonov-Bohm ring with fluctuating flux
Florian Marquardt, C. Bruder
We consider a non-interacting system of electrons on a clean one-channel Aharonov-Bohm ring which is threaded by a fluctuating magnetic flux. The flux derives from a Caldeira-Legge…