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- 1.0585813 - ÚJF 2025 RIV US eng J - Journal Article
Lotoreichik, Vladimir
Improved inequalities between Dirichlet and Neumann eigenvalues of the biharmonic operator.
Proceedings of the American Mathematical Society. Roč. 152, č. 6 (2024), s. 2571-2584. ISSN 0002-9939. E-ISSN 1088-6826
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Biharmonic operator * Dirichlet and Neumann eigenvalues * eigenvalue inequalities * min-max principle
OECD category: Pure mathematics
Impact factor: 1, year: 2022
Method of publishing: Limited access
https://doi.org/10.1090/proc/16749
Permanent Link: https://hdl.handle.net/11104/0353572 - 2.0584754 - ÚJF 2025 RIV GB eng J - Journal Article
Exner, Pavel - Spitzkopf, David
Tunneling in soft waveguides: closing a book.
Journal of Physics A-Mathematical and Theoretical. Roč. 57, č. 12 (2024), č. článku 125301. ISSN 1751-8113. E-ISSN 1751-8121
R&D Projects: GA ČR(CZ) GA21-07129S
EU Projects: European Commission(XE) 873071 - SOMPATY
Research Infrastructure: e-INFRA CZ II - 90254
Institutional support: RVO:61389005
Keywords : quantum waveguides * Schrodinger operators * ditch-shaped potentials * discrete spectrum * tunneling effect
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 2.1, year: 2022
Method of publishing: Open access
https://doi.org/10.1088/1751-8121/ad2c80
Permanent Link: https://hdl.handle.net/11104/0352599File Download Size Commentary Version Access 0584754.pdf 0 485.6 KB CC licence Publisher’s postprint open-access - 3.0582311 - ÚJF 2024 RIV GB eng J - Journal Article
Barseghyan, Diana - Schneider, B. - Bernstein, S.
Magnetic Neumann Laplacian on a domain with a hole.
Reports on Mathematical Physics. Roč. 92, č. 3 (2023), s. 259-278. ISSN 0034-4877. E-ISSN 1879-0674
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : domain with a hole * magnetic Neumann Laplacian * spectral convergence
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 0.8, year: 2022
Method of publishing: Open access
https://doi.org/10.1016/S0034-4877(23)00079-4
Permanent Link: https://hdl.handle.net/11104/0350425 - 4.0581041 - ÚJF 2025 RIV DE eng J - Journal Article
Cassano, B. - Lotoreichik, Vladimir
Self-adjointness for the MIT bag model on an unbounded cone.
Mathematische Nachrichten. Roč. 297, č. 3 (2024), s. 1006-1041. ISSN 0025-584X. E-ISSN 1522-2616
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Dirac operator * Hardy inequality * MIT bag model * ortogonal decomposition * self-adjointness * unbounded circular cone
OECD category: Pure mathematics
Impact factor: 1, year: 2022
Method of publishing: Open access
https://doi.org/10.1002/mana.202200386
Permanent Link: https://hdl.handle.net/11104/0352190 - 5.0578402 - ÚJF 2024 RIV CH eng J - Journal Article
Barseghyan, Diana - Schneider, B.
Spectral Convergence of the Laplace Operator with Robin Boundary Conditions on a Small Hole.
Mediterranean Journal of Mathematics. Roč. 20, č. 6 (2023), č. článku 304. ISSN 1660-5446. E-ISSN 1660-5454
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Robin Laplacian * spectral convergence * domain with a hole
OECD category: Applied mathematics
Impact factor: 1.1, year: 2022
Method of publishing: Open access
https://doi.org/10.1007/s00009-023-02510-2
Permanent Link: https://hdl.handle.net/11104/0347398File Download Size Commentary Version Access 0578402.pdf 2 403.9 KB CC licence Publisher’s postprint open-access - 6.0575098 - ÚJF 2024 RIV DE eng J - Journal Article
Barseghyan, D. - Exner, Pavel
Spectral estimates for the Dirichlet Laplacian on spiral-shaped regions.
Journal of Spectral Theory. Roč. 13, č. 1 (2023), s. 243-261. ISSN 1664-039X. E-ISSN 1664-0403
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Dirichlet Laplacian * spiral-shaped regions * eigenvalue estimates
OECD category: Pure mathematics
Impact factor: 1, year: 2022
Method of publishing: Limited access
https://doi.org/10.4171/JST/454
Permanent Link: https://hdl.handle.net/11104/0344956 - 7.0575046 - ÚJF 2024 RIV US eng J - Journal Article
Krejčiřík, D. - Lotoreichik, Vladimir - Vu, T.
Reverse Isoperimetric Inequality for the Lowest Robin Eigenvalue of a Triangle.
Applied Mathematics and Optimization. Roč. 88, č. 2 (2023), č. článku 63. ISSN 0095-4616. E-ISSN 1432-0606
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Robin Laplacian * Lowest eigenvalue * Spectral optimisation * Triangles
OECD category: Applied mathematics
Impact factor: 1.8, year: 2022
Method of publishing: Open access
https://doi.org/10.1007/s00245-023-10033-1
Permanent Link: https://hdl.handle.net/11104/0344892File Download Size Commentary Version Access 0575046 .pdf 0 829.7 KB CC licence Publisher’s postprint open-access - 8.0574965 - ÚJF 2024 RIV UA eng J - Journal Article
Khrabustovskyi, Andrii - Khruslov, E.
Creating and controlling band gaps in periodic media with small resonators.
Journal of Mathematical Physics Analysis Geometry. Roč. 19, č. 2 (2023), s. 456-481. ISSN 1812-9471. E-ISSN 1817-5805
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Neumann Laplacian * periodic media * resonators * spectral gaps
OECD category: Applied mathematics
Impact factor: 0.5, year: 2022
Method of publishing: Limited access
https://doi.org/10.15407/mag19.02.456
Permanent Link: https://hdl.handle.net/11104/0344855 - 9.0574839 - ÚJF 2024 RIV DE eng J - Journal Article
Cassano, B. - Lotoreichik, Vladimir - Mas, A. - Tušek, M.
General δ-shell interactions for the two-dimensional Dirac operator: self-adjointness and approximation.
Revista Matematica Iberoamericana. Roč. 39, č. 4 (2023), s. 1443-1492. ISSN 0213-2230
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Dirac operator * quantum-dot * Lorentz-scalar 8-shell * boundary conditions * self-adjoint operator * conformal map
OECD category: Pure mathematics
Impact factor: 1.2, year: 2022
Method of publishing: Open access
https://doi.org/10.4171/rmi/1354
Permanent Link: https://hdl.handle.net/11104/0344774File Download Size Commentary Version Access 0574839.pdf 0 798.4 KB CC licence Publisher’s postprint open-access - 10.0574392 - ÚJF 2024 RIV US eng J - Journal Article
Baradaran, M. - Exner, Pavel - Lipovský, J.
Magnetic square lattice with vertex coupling of a preferred orientation.
Annals of Physics. Roč. 454, JUL (2023), č. článku 169339. ISSN 0003-4916. E-ISSN 1096-035X
R&D Projects: GA ČR(CZ) GA21-07129S
Institutional support: RVO:61389005
Keywords : Quantum graphs * Magnetic field * Periodic structrure * Time reversal non-invariance * Spectral gaps
OECD category: Pure mathematics
Impact factor: 3, year: 2022
Method of publishing: Limited access
https://doi.org/10.1016/j.aop.2023.169339
Permanent Link: https://hdl.handle.net/11104/0344719