热声子相干输运的微观描述
介观与纳米尺度物理
2014-09-09 v2
摘要
我们通过引入声子相干长度的微观定义，展示了超晶格中热能的相干输运。我们演示了如何区分相干输运区域与漫散射界面散射，并讨论了如何通过若干物理参数对它们进行特定调控。我们的方法为解释以往实验和热导率计算提供了一个便捷的框架，并为设计一类新型热界面材料铺平了道路。
引用
@article{arxiv.1311.5045,
title = {Microscopic Description of Coherent Transport by Thermal Phonons},
author = {Benoit Latour and Sebastian Volz and Yann Chalopin},
journal= {arXiv preprint arXiv:1311.5045},
year = {2014}
}
备注
5 pages, 6 figures, 1 tables The method which is described is too sensitive to numerical noise. A new method has been developed and published in http://journals.aps.org/prb/abstract/10.1103/PhysRevB.90.014307