Bilayer quantum Hall systems can form collective states in which electrons exhibit spontaneous interlayer phase coherence. We discuss the possibility of using bilayer quantum dot many-electron states with this property to create two-level systems that have potential advantages as quantum bits.
@article{arxiv.cond-mat/0110118,
title = {Quantum-Hall Quantum-Bits},
author = {S. -R. Eric Yang and John Schliemann and A. H. MacDonald},
journal= {arXiv preprint arXiv:cond-mat/0110118},
year = {2009}
}
Comments
4 pages, 4 figures included, version to appear in Phys. Rev. B (Rapid Communications)