场诱导的 underdoped La(2-x)SrxCuO4 中磁无序向有序相的转变
强关联电子
2012-04-12 v3 超导电性
摘要
我们报告了在略微 underdoped 的 La(2-x)SrxCuO4 (x=0.144) 中的磁场诱导的磁无序向有序相之间的转变。通过弹性中子散射测量,发现超过约 3 T 的临界场以上诱导了静态失调自旋密度波有序。我们的结果允许我们在相图上约束量子临界点的定位。
关键词
引用
@article{arxiv.cond-mat/0411355,
title = {Field-induced transition between magnetically disordered and ordered phases in underdoped La(2-x)SrxCuO4},
author = {B. Khaykovich and S. Wakimoto and R. J. Birgeneau and M. A. Kastner and Y. S. Lee and P. Smeibidl and P. Vorderwisch and K. Yamada},
journal= {arXiv preprint arXiv:cond-mat/0411355},
year = {2012}
}
备注
10 pages, 2 figures; discussion on the location of a quantum critical point is revised