English

Eigenvalue attraction in open quantum systems, biophysical systems, and Parity-Time symmetric materials

Quantum Physics 2024-08-08 v3 Statistical Mechanics Mathematical Physics math.MP

Abstract

We investigate eigenvalue attraction for open quantum systems, biophysical systems, and for Parity-Time symmetric materials. To determine whether an eigenvalue and its complex conjugate of a real matrix attract, we derive expressions for the second derivative of eigenvalues, which is dependent upon contributions from inertial forces, attraction between an eigenvalue and its complex conjugate, as well as the force of the remaining eigenvalues in the spectrum.

Keywords

Cite

@article{arxiv.2309.07943,
  title  = {Eigenvalue attraction in open quantum systems, biophysical systems, and Parity-Time symmetric materials},
  author = {Pete Rigas},
  journal= {arXiv preprint arXiv:2309.07943},
  year   = {2024}
}

Comments

10 pages. Presentation discussing reference materials is available at https://www.youtube.com/watch?v=KpDY48sF3p0 . Related topics are at: https://youtu.be/tIO0AwbQp6Q, https://youtu.be/93KhYI8Fy_M, https://youtu.be/PQBB5ENUO-g, https://youtu.be/P1EF54ZF84s, https://youtu.be/SHYwtt81Q3E. https://youtu.be/LM9xakHYAog, https://youtu.be/sdfYV6ESEe8