由时域 Kerr 显微镜研究的交换偏置(Pt/Co)多层结构的磁性松弛
其他凝聚态物理
2007-05-23 v1
摘要
通过时域 Kerr 显微镜研究了具有垂直各向异性的(Pt/Co)5/Pt/IrMn多层结构的磁化松弛。对于上升和下降施加的场，磁化反转均通过核化和域壁传播实现，但在下降支路中观察到的核化密度明显更大，该支路的场方向与交换偏置场方向相反。这些结果可通过考虑交换偏置场局部各向异性不均匀性来解释。
关键词
引用
@article{arxiv.cond-mat/0509762,
title = {Magnetic relaxation of exchange biased (Pt/Co) multilayers studied by time-resolved Kerr microscopy},
author = {Fabien Romanens and Stefania Pizzini and Fabiano Yokaichiya and Marlio Bonfim and Yan Pennec and Julio Camarero and Jan Vogel and Jordi Sort and Flavio Garcia and Bernard Rodmacq and Bernard Dieny},
journal= {arXiv preprint arXiv:cond-mat/0509762},
year = {2007}
}
备注
To appear in Physical Review B (October 2005)