News and Views
Nature Physics 2, 227 - 228 (2006)
doi:10.1038/nphys262
Subject Categories: Nanotechnology | Condensed-matter physics
Nanotechnology: Reversible diodes for moving quanta
Franco Nori1
- Franco Nori is at the University of Michigan, Ann Arbor, USA, and at the Frontier Research System, RIKEN, Japan. e-mail: nori@umich.edu
Abstract
Nanoscale engineering can now take advantage of a new ratchet device: it acts as a diode for superconducting vortices, but its directionality can be controlled and repeatedly reversed to become an effective 'two-way street'.
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