Pseudomodes of Schrödinger operators

被引：0
|
作者：
Krejcirik, David [1 ]
Siegl, Petr [2 ]
机构：
[1] Czech Tech Univ, Fac Nucl Sci & Phys Engn, Dept Math, Prague, Czech Republic
[2] Graz Univ Technol, Inst Appl Math, Graz, Austria
来源：
FRONTIERS IN PHYSICS | 2024年 / 12卷
关键词：
pseudospectrum; non-self-adjointness; Schr & ouml; dinger operators; complex potentials; WKB method; HARMONIC-OSCILLATOR; PSEUDOSPECTRA; SPECTRA;
D O I：
10.3389/fphy.2024.1479658
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
Pseudomodes of non-self-adjoint Schr & ouml;dinger operators corresponding to large pseudoeigenvalues are constructed. The approach is non-semiclassical and extendable to other types of models including the damped wave equation and Dirac operators.
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页数：4
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