掺杂反铁磁体中的斯格明子
强关联电子
2011-06-08 v2 其他凝聚态物理
摘要
在绝缘反铁磁体La_{2}Cu_{0.97}Li_{0.03}O_{4}中，测量了宽温度、磁场和场方向范围内的磁化强度和磁电阻。与弱铁磁转变相关的磁电阻阶跃表现出显著的非单调温度依赖性，这与斯格明子的存在一致。
引用
@article{arxiv.1006.1891,
title = {Skyrmions in a Doped Antiferromagnet},
author = {I. Raicevic and Dragana Popovic and C. Panagopoulos and L. Benfatto and M. B. Silva Neto and E. S. Choi and T. Sasagawa},
journal= {arXiv preprint arXiv:1006.1891},
year = {2011}
}
备注
4+ pages, 3 figures (some low resolution), supplementary material (3 pages); discussion expanded, references added; as published