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0505684 - ÚJF 2020 RIV US eng J - Journal Article
Znojil, Miloslav
Generalized Bose-Hubbard Hamiltonians exhibiting a complete non-Hermitian degeneracy.
Annals of Physics. Roč. 405, č. 6 (2019), s. 325-339. ISSN 0003-4916. E-ISSN 1096-035X
R&D Projects: GA ČR GA16-22945S
Institutional support: RVO:61389005
Keywords : non-Hermitian quantum dynamics * multilevel degeneracies * higher-order exceptional points
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 2.083, year: 2019
Method of publishing: Limited access
https://doi.org/10.1016/j.aop.2019.03.022
Permanent Link: http://hdl.handle.net/11104/0297096

0499115 - ÚJF 2019 RIV SG eng J - Journal Article
Znojil, Miloslav - Semorádová, Iveta
Log-anharmonic oscillator and its large-N solution.
Modern Physics Letters A. Roč. 33, č. 38 (2018), č. článku 1850223. ISSN 0217-7323. E-ISSN 1793-6632
R&D Projects: GA ČR GA16-22945S
Institutional support: RVO:61389005
Keywords : confining interactions * soft central repulsion * large-N expansion method * logarithmic anharmonicity
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 1.367, year: 2018
Permanent Link: http://hdl.handle.net/11104/0291386

0494793 - ÚJF 2019 RIV GB eng J - Journal Article
Krejčiřík, D. - Lotoreichik, Vladimir - Znojil, Miloslav
The minimally anisotropic metric operator in quasi-Hermitian quantum mechanics.
Proceedings of the Royal Society A-Mathematical Physical and Engineering Sciences. Roč. 474, č. 2217 (2018), č. článku 20180264. ISSN 1364-5021. E-ISSN 1471-2946
R&D Projects: GA ČR GA17-01706S; GA ČR GA16-22945S
Institutional support: RVO:61389005
Keywords : quasi-Hermitian quantum mechanics * metric operator * similarity transforms * PT-symmetry * basis properties
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 2.818, year: 2018
Permanent Link: http://hdl.handle.net/11104/0287853

0491118 - ÚJF 2019 RIV US eng J - Journal Article
Znojil, Miloslav - Borisov, D. I.
Two patterns of PT-symmetry breakdown in a non-numerical six-state simulation.
Annals of Physics. Roč. 394, č. 7 (2018), s. 40-49. ISSN 0003-4916. E-ISSN 1096-035X
R&D Projects: GA ČR GA16-22945S
Institutional support: RVO:61389005
Keywords : quantum theory * non-Hermitian observables * bound state instabilites * typology * discrete models
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 2.267, year: 2018
Permanent Link: http://hdl.handle.net/11104/0285187

0489297 - ÚJF 2019 RIV US eng J - Journal Article
Znojil, Miloslav
Hermitian-to-quasi-Hermitian quantum phase transitions.
Physical Review A. Roč. 97, č. 4 (2018), č. článku 042117. ISSN 2469-9926. E-ISSN 2469-9934
R&D Projects: GA ČR GA16-22945S
Institutional support: RVO:61389005
Keywords : quantum phase transition * PT-symmetric * Herimiticity
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 2.907, year: 2018
Permanent Link: http://hdl.handle.net/11104/0283741