On the concept of spectral singularities

Pramana

Gusein Sh Guseinov1¹ 

[1] Department of Mathematics, Atilim University, 06836 Incek, Ankara, Turkey$$

关键词: Non-Hermitian Hamiltonian;    resolvent;    spectrum;    spectral singularity;    expansion in eigenfunctions.;   

DOI  :  

学科分类：物理（综合）

来源: Indian Academy of Sciences

【 摘 要 】

In this paper, we discuss the concept of spectral singularities for non-Hermitian Hamiltonians. We exihibit spectral singularities of some well-known concrete Hamiltonians with complex-valued coefficients.

【 授权许可】

Unknown