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Nature Physics 2, 587 - 588 (2006)
doi:10.1038/nphys399
Subject Categories: Quantum physics | Electronics, photonics and device physics
Quantum point contacts: Pinning down the last spin
Klaus Ensslin1
- Klaus Ensslin is at the Solid State Physics Laboratory, ETH Zurich, CH-8093 Zurich, Switzerland. e-mail: ensslin@phys.ethz.ch
Abstract
When a tiny constriction is introduced into the path of electrons, the conductance becomes quantized. In many experiments an unexpected additional feature is observed. An explanation might now be available.
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