去相干存在下畴壁的量子动力学
介观与纳米尺度物理
2018-05-23 v1 量子物理
摘要
我们比较了马尔可夫去相干存在下，粒子在链上跳跃与留下翻转自旋串的伊辛畴壁运动的量子动力学。精确解表明，在无限链上，两种模型的输运响应几乎相同。然而，在有限长度的链上，离散谱线的展宽在畴壁情况下要明显得多。
引用
@article{arxiv.1704.06417,
title = {Quantum dynamics of a domain wall in the presence of dephasing},
author = {Claudio Castelnovo and Mark I. Dykman and Vadim N. Smelyanskiy and Roderich Moessner and Leonid P. Pryadko},
journal= {arXiv preprint arXiv:1704.06417},
year = {2018}
}
备注
2 pages, 3 figures, Conference paper for Nanostructures: Physics and Technology, St. Petersburg, Russia (2017). Macros file nano2cmr.sty included