On Some Aspects of Unitary Evolution Generated by Non-Hermitian Hamiltonians

DOI10.1007/978-3-030-20087-9_20zbMath1425.81042OpenAlexW2960271235MaRDI QIDQ4973375

Miloslav Znojil

Publication date: 3 December 2019

Published in: Integrability, Supersymmetry and Coherent States (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/978-3-030-20087-9_20

zbMATH Keywords

exactly solvable modelunitary evolutionquantum systemsquantum phase transitionsnon-Hermitian observablesquantum catastrophesthree-Hilbert-space representation of states

Mathematics Subject Classification ID

Phase transitions (general) in equilibrium statistical mechanics (82B26) Finite-dimensional groups and algebras motivated by physics and their representations (81R05) Quantum scattering theory (81U99) Critical points of functions and mappings on manifolds (58K05) Nonselfadjoint operator theory in quantum theory including creation and destruction operators (81Q12) Special quantum systems, such as solvable systems (81Q80)

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