On the number of negative eigenvalues of a Schrodinger operator with point interactions

被引:12
|
作者
Ogurisu, Osamu [1 ]
机构
[1] Kanazawa Univ, Grad Sch Nat Sci & Technol, Div Math & Phys Sci, Kanazawa, Ishikawa 9201192, Japan
关键词
number of negative eigenvalues; point interactions; Schrodinger operators;
D O I
10.1007/s11005-008-0258-3
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We give a sufficient condition for a one-dimensional Schrodinger operator with point delta-interactions, which contain m points of interaction with negative intensities, to have at least m negative eigenvalues.
引用
收藏
页码:129 / 133
页数:5
相关论文
共 50 条