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

来源：

LETTERS IN MATHEMATICAL PHYSICS | 2008年 / 85卷 / 2-3期

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

页码：129 / 133

页数：5

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