缺陷诱导晶格振动阻尼的普适特征
统计力学
2007-05-23 v2
摘要
研究表明,任何缺陷都会对晶格中任何波矢非零的简正模式的阻尼产生欧姆型贡献,且该贡献在零温下不会消失。这解释了非公度相中在低温下观察到的大相位子阻尼,并且可能是理解在许多真实电介质中在足够低的温度下观察到的线性温度依赖比热的关键因素。
引用
@article{arxiv.cond-mat/0603343,
title = {Universal features of the defect-induced damping of lattice vibrations},
author = {A. Cano and A. P. Levanyuk and S. A. Minyukov},
journal= {arXiv preprint arXiv:cond-mat/0603343},
year = {2007}
}
备注
3 pages, title changed and paper rewritten for improved presentation of the results