Search results
- 1.0490632 - ÚJF 2019 RIV CH eng J - Journal Article
Fanelli, L. - Krejčiřík, David - Vega, L.
Spectral stability of Schrodinger operators with subordinated complex potentials.
Journal of Spectral Theory. Roč. 8, č. 2 (2018), s. 575-604. ISSN 1664-039X. E-ISSN 1664-0403
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : Non-self-adjoint Schrödinger operator * subordinate complex potential * absence of eigenvalues * spectral stability * Birman-Schwinger principle * technique of multipliers
OECD category: Applied mathematics
Impact factor: 1.205, year: 2018
Permanent Link: http://hdl.handle.net/11104/0284796 - 2.0489025 - ÚJF 2019 RIV DE eng J - Journal Article
Krejčiřík, David - Lotoreichik, Vladimir
Optimisation of the Lowest Robin Eigenvalue in the Exterior of a Compact Set.
Journal of Convex Analysis. Roč. 25, č. 1 (2018), s. 319-337. ISSN 0944-6532. E-ISSN 0944-6532
R&D Projects: GA ČR GA17-01706S
Institutional support: RVO:61389005
Keywords : Robin Laplacian * negative boundary parameter * exterior of a convex set * spectral isoperimetric inequality * spectral isochoric inequality * parallel coordinates
OECD category: Pure mathematics
Impact factor: 0.794, year: 2018
Permanent Link: http://hdl.handle.net/11104/0283511 - 3.0479662 - ÚJF 2018 RIV DE eng J - Journal Article
Antunes, P. R. S. - Freitas, P. - Krejčiřík, David
Bounds and extremal domains for Robin eigenvalues with negative boundary parameter.
Advances in Calculus of Variations. Roč. 10, č. 4 (2017), s. 357-379. ISSN 1864-8258. E-ISSN 1864-8266
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : Eigenvalue optimisation * Robin Laplacian * negative boundary parameter * Bareket's conjecture
OECD category: Pure mathematics
Impact factor: 1.676, year: 2017
Permanent Link: http://hdl.handle.net/11104/0275635 - 4.0479658 - ÚJF 2018 RIV IL eng J - Journal Article
Krejčiřík, David - Raymond, N. - Royer, J. - Siegl, Petr
Non-accretive Schrodinger operators and exponential decay of their eigenfunctions.
Israel Journal of Mathematics. Roč. 221, č. 2 (2017), s. 779-802. ISSN 0021-2172. E-ISSN 1565-8511
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : non-self-adjoint electromagnetic Schrodinger operators * Dirichlet realisation * Agmon-type exponential decay
OECD category: Pure mathematics
Impact factor: 0.744, year: 2017
Permanent Link: http://hdl.handle.net/11104/0275632 - 5.0473567 - ÚJF 2018 RIV US eng J - Journal Article
Kondej, S. - Krejčiřík, David
Asymptotic spectral analysis in colliding leaky quantum layers.
Journal of Mathematical Analysis and Applications. Roč. 446, č. 2 (2017), s. 1328-1355. ISSN 0022-247X. E-ISSN 1096-0813
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : quantum layers * leaky graphs * Delta interaction supported on hypersurfaces * Norm-resolvent convergence * non-self-adjoint interaction
OECD category: Applied mathematics
Impact factor: 1.138, year: 2017
Permanent Link: http://hdl.handle.net/11104/0270699 - 6.0466585 - ÚJF 2017 RIV DE eng J - Journal Article
Kolb, M. - Krejčiřík, David
Spectral analysis of the diffusion operator with random jumps from the boundary.
Mathematische Zeitschrift. Roč. 284, 3-4 (2016), s. 877-900. ISSN 0025-5874. E-ISSN 1432-1823
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : self-adjoint operators * eigenvalues * eigenfunctions
Subject RIV: BE - Theoretical Physics
Impact factor: 0.738, year: 2016
Permanent Link: http://hdl.handle.net/11104/0264851 - 7.0466556 - ÚJF 2017 RIV CH eng J - Journal Article
Brandolini, B. - Chiacchio, F. - Krejčiřík, David - Trombetti, C.
The equality case in a Poincare-Wirtinger type inequality.
Accademia Nazionale dei Lincei. Atti. Matematica e Applicazioni. Rendiconti. Roč. 27, č. 4 (2016), s. 443-464. ISSN 1120-6330. E-ISSN 1720-0768
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : Hermite operator * Neumann eigenvalues * thin strips
Subject RIV: BE - Theoretical Physics
Impact factor: 1.096, year: 2016
Permanent Link: http://hdl.handle.net/11104/0264832 - 8.0462436 - ÚJF 2017 RIV US eng J - Journal Article
Cazacu, C. - Krejčiřík, David
The Hardy inequality and the heat equation with magnetic field in any dimension.
Communications in Partial Differential Equations. Roč. 41, č. 7 (2016), s. 1056-1088. ISSN 0360-5302. E-ISSN 1532-4133
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : Aharonov-Bohm magnetic field * Hardy inequality * heat equation * large time behaviour of solutions * magnetic Schrodinger operator
Subject RIV: BE - Theoretical Physics
Impact factor: 1.608, year: 2016
Permanent Link: http://hdl.handle.net/11104/0261906 - 9.0460657 - ÚJF 2017 RIV PT eng J - Journal Article
Krejčiřík, David
The Hardy inequality and the heat flow in curved wedges.
Portugaliae Mathematica. Roč. 73, č. 2 (2016), s. 91-113. ISSN 0032-5155. E-ISSN 1662-2758
R&D Projects: GA ČR(CZ) GA14-06818S
Institutional support: RVO:61389005
Keywords : Hardy inequality * heat equation * large-time behaviour * curved wedges * Dirichlet Laplacian * conical singularities * Brownian motion * subcriticality
Subject RIV: BE - Theoretical Physics
Impact factor: 0.735, year: 2016
Permanent Link: http://hdl.handle.net/11104/0260673 - 10.0454087 - ÚJF 2016 RIV US eng J - Journal Article
Krejčiřík, David - Raymond, N. - Tušek, M.
The Magnetic Laplacian in Shrinking Tubular Neighborhoods of Hypersurfaces.
Journal of Geometric Analysis. Roč. 25, č. 4 (2015), s. 2546-2564. ISSN 1050-6926. E-ISSN 1559-002X
R&D Projects: GA ČR GAP203/11/0701
Grant - others:GA ČR(CZ) GA13-11058S
Institutional support: RVO:61389005
Keywords : curvature of hypersurfaces * effective potential * Eigenvalue asymptotics
Subject RIV: BE - Theoretical Physics
Impact factor: 1.109, year: 2015
Permanent Link: http://hdl.handle.net/11104/0254778