涡旋、相刚性与氧化物超导体相图
超导电性
2009-11-10 v1 强关联电子
摘要
我们综述了从氧化物超导体中的涡旋-纳尔氏实验中获得的结果。来自涡旋样激发态的证据表明,在Meissner过渡处,相干性丧失。该相干性丧失持续到较高温度。在以下,纳尔氏信号可用于确定上临界场随掺杂浓度的变化。就氧化物超导体相图而言,讨论了这些结果的意义。
引用
@article{arxiv.cond-mat/0306399,
title = {Vorticity, phase stiffness and the cuprate phase diagram},
author = {N. P. Ong and Yayu Wang},
journal= {arXiv preprint arXiv:cond-mat/0306399},
year = {2009}
}
备注
6 pages, 8 figures, Plenary talk of the 7th International Conference on Materials and Mechanisms of Superconductivity and High Temperature Superconductors. To appear in Physica C, the proceeding of M2S-HTSC-VII