双层量子霍尔态中的超流动性与超导性
超导电性
2007-05-23 v2
摘要
我们讨论并综述了导致某些量子霍尔态出现超流动性/超导性的基本物理，特别是所谓的双层（mmm）态。在量子霍尔态的量子关联K矩阵描述中，det(K)=0的态包含一种导致超流动性/超导性的特殊关联。我们提出一种四端子测量来测试类DC Josephson效应的间隙隧穿，以此确定(mmm)态中的超流动性/超导性。
关键词
引用
@article{arxiv.cond-mat/0110006,
title = {Superconducting gap and electron-phonon interaction in MgB$_2$ thin film studied by point contacts},
author = {N. L. Bobrov and P. N. Chubov and Yu. G. Naidyuk and L. V. Tyutrina and I. K. Yanson and W. N. Kang and Hyeong-Jin Kim and Eun-Mi Choi and Sung-Ik Lee},
journal= {arXiv preprint arXiv:cond-mat/0110006},
year = {2007}
}
备注
V2. Refs. [17, 23, 24, 34, 40] are added, plain text improvements, 5 pages incl. 4 figures, RevTex4. Presented at the NATO ARW "New Trends in Superconductivity", Yalta, Ukraine, 16-20 Sept. 2001