双带BCS模型良好描述MgB$_2$的热力学行为
超导电性
2007-05-23 v3
摘要
基于弱耦合各向异性BCS理论,计算了超导体MgB能隙和比热随温度的变化,并将结果与实验数据进行比较。我们表明,弱耦合各向异性BCS理论能以3-6%的高精度描述热力学实验数据。
引用
@article{arxiv.cond-mat/0312210,
title = {Two-band BCS model describes well the thermodynamics of MgB$_2$},
author = {Todor M. Mishonov and Valery L. Pokrovsky and Hongduo Wei},
journal= {arXiv preprint arXiv:cond-mat/0312210},
year = {2007}
}
备注
4 pages, 3 figures, details elaborated