Trapping a particle of a quantum walk on the line
Quantum Physics
2015-03-19 v1
Abstract
We observe that changing a phase at a single point in a discrete quantum walk results in a rather surprising localization effect. For certain values of this phase change the possibility of localization strongly depends on the internal coin-state of the walker.
Keywords
Cite
@article{arxiv.1112.1287,
title = {Trapping a particle of a quantum walk on the line},
author = {Antoni Wojcik and Tomasz Luczak and Pawel Kurzynski and Andrzej Grudka and Tomasz Gdala and Malgorzata Bednarska-Bzdega},
journal= {arXiv preprint arXiv:1112.1287},
year = {2015}
}
Comments
5 pages, 4 figures