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Author ID: neidhardt.hagen Recent zbMATH articles by "Neidhardt, Hagen"
Published as: Neidhardt, Hagen; Neidhardt, H.; Neidhard, Hagen
External Links: MGP · Wikidata · Google Scholar · Math-Net.Ru · dblp · GND
Documents Indexed: 117 Publications since 1978, including 8 Books
3 Contributions as Editor
Biographic References: 1 Publication
Co-Authors: 32 Co-Authors with 92 Joint Publications
870 Co-Co-Authors
all top 5

Serials

12 Integral Equations and Operator Theory
10 Journal of Functional Analysis
8 Mathematische Nachrichten
6 Journal of Mathematical Physics
4 Communications in Mathematical Physics
4 Reviews in Mathematical Physics
4 Journal of Operator Theory
4 Annales Henri Poincaré
3 Doklady Mathematics
2 Reports on Mathematical Physics
2 Ukrainian Mathematical Journal
2 Journal of Differential Equations
2 Mathematische Zeitschrift
2 Journal of Physics A: Mathematical and Theoretical
2 Nanosystems. Physics, Chemistry, Mathematics
2 Operator Theory: Advances and Applications
1 Journal of Mathematical Analysis and Applications
1 Letters in Mathematical Physics
1 Revue Roumaine de Mathématiques Pures et Appliquées
1 Acta Scientiarum Mathematicarum
1 Advances in Mathematics
1 Functional Analysis and its Applications
1 Monatshefte für Mathematik
1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
1 Proceedings of the London Mathematical Society. Third Series
1 Publications of the Research Institute for Mathematical Sciences, Kyoto University
1 SIAM Journal on Mathematical Analysis
1 Annalen der Physik, VII. Folge
1 Russian Journal of Mathematical Physics
1 NoDEA. Nonlinear Differential Equations and Applications
1 Advances in Differential Equations
1 Mathematical Physics, Analysis and Geometry
1 Comptes Rendus. Mathématique. Académie des Sciences, Paris
1 Journal of Mathematical Physics, Analysis, Geometry
1 Complex Variables and Elliptic Equations

Publications by Year

Citations contained in zbMATH Open

97 Publications have been cited 563 times in 309 Documents Cited by Year
Weyl function and spectral properties of self-adjoint extensions. Zbl 1008.47028
Brasche, Johannes F.; Malamud, Mark; Neidhardt, Hagen
38
2002
Scattering matrices and Weyl functions. Zbl 1161.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
37
2008
Sturm-Liouville boundary value problems with operator potentials and unitary equivalence. Zbl 1257.47053
Malamud, Mark; Neidhardt, Hagen
24
2012
Trotter-Kato product formula and operator-norm convergence. Zbl 0949.47019
Neidhardt, H.; Zagrebnov, V. A.
23
1999
On the unitary equivalence of absolutely continuous parts of self-adjoint extensions. Zbl 1241.47011
Malamud, Mark M.; Neidhardt, Hagen
21
2011
Potential approximations to \(\delta'\): an inverse Klauder phenomenon with norm-resolvent convergence. Zbl 1161.81375
Exner, Pavel; Neidhardt, Hagen; Zagrebnov, Valentin A.
17
2002
On error estimates for the Trotter-Kato product formula. Zbl 0998.47021
Neidhardt, H.; Zagrebnov, V. A.
17
1998
Inverse spectral theory for symmetric operators with several gaps: scalar-type Weyl functions. Zbl 1083.47020
Albeverio, S.; Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
16
2005
Scattering theory for open quantum systems with finite rank coupling. Zbl 1144.81480
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
14
2007
Spectral theory of infinite quantum graphs. Zbl 1476.81047
Exner, Pavel; Kostenko, Aleksey; Malamud, Mark; Neidhardt, Hagen
14
2018
Linear non-autonomous Cauchy problems and evolution semigroups. Zbl 1180.35371
Neidhardt, Hagen; Zagrebnov, Valentin A.
14
2009
Scattering matrices and Dirichlet-to-Neumann maps. Zbl 1376.35011
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
12
2017
Trace formulas for additive and non-additive perturbations. Zbl 1380.47011
Malamud, Mark; Neidhardt, Hagen
11
2015
Spectral shift function and Hilbert-Schmidt perturbation: Extensions of some work of L. S. Koplienko. Zbl 0674.47003
Neidhardt, Hagen
10
1988
Trotter–Kato product formula and fractional powers of self-adjoint generators. Zbl 1066.47038
Ichinose, Takashi; Neidhardt, Hagen; Zagrebnov, Valentin A.
10
2004
Macroscopic current induced boundary conditions for Schrödinger-type operators. Zbl 1033.35079
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
9
2003
On the point spectrum of selfadjoint extensions. Zbl 0791.47005
Brasche, Johannes; Neidhardt, Hagen; Weidmann, Joachim
9
1993
The Trotter-Kato product formula for Gibbs semigroups. Zbl 0717.47011
Neidhardt, Hagen; Zagrebnov, Valentin A.
9
1990
Perturbation determinants for singular perturbations. Zbl 1311.81129
Malamud, M.; Neidhardt, H.
8
2014
Fractional powers of self-adjoint operators and Trotter-Kato product formula. Zbl 0945.47030
Neidhardt, Hagen; Zagrebnov, Valentin A.
8
1999
On the absolutely continuous spectrum of self-adjoint extensions. Zbl 0830.35093
Brasche, Johannes; Neidhardt, Hagen
8
1995
On 1-dimensional dissipative Schrödinger-type operators their dilations and eigenfunction expansions. Zbl 1028.47023
Kaiser, H.-Ch.; Neidhardt, H.; Rehberg, J.
8
2003
Trotter-Kato product formula and symmetrically normed ideals. Zbl 0953.47047
Neidhardt, H.; Zagrebnov, V. A.
7
1999
On abstract linear evolution equations. I. Zbl 0492.47021
Neidhardt, Hagen
7
1981
Accretive perturbations and error estimates for the Trotter product formula. Zbl 0996.47047
Cachia, Vincent; Neidhardt, Hagen; Zagrebnov, Valentin A.
7
2001
Density and current of a dissipative Schrödinger operator. Zbl 1060.81015
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
7
2002
Dissipative Schrödinger-Poisson systems. Zbl 1070.82019
Baro, M.; Kaiser, H.-Chr.; Neidhardt, H.; Rehberg, J.
7
2004
On the summability of the spectral shift function for pairs of contractions and dissipative operators. Zbl 0795.47023
Adamjan, V. M.; Neidhardt, H.
7
1990
The effect of time-dependent coupling on non-equilibrium steady states. Zbl 1213.82073
Cornean, Horia D.; Neidhardt, Hagen; Zagrebnov, Valentin A.
7
2009
On inverse spectral theory for selfadjoint extensions: Mixed types of spectra. Zbl 0997.47005
Albeverio, Sergio; Brasche, Johannes; Neidhardt, Hagen
6
1998
Weyl functions and singular continuous spectra of self-adjoint extensions. Zbl 0988.47003
Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
6
2000
Spherical Schrödinger operators with \({\delta}-\)type interactions. Zbl 1282.81067
Albeverio, Sergio; Kostenko, Aleksey; Malamud, Mark; Neidhardt, Hagen
6
2013
Some remarks on Krein’s extension theory. Zbl 0826.47005
Brasche, J. F.; Neidhardt, H.
6
1994
A quantum transmitting Schrödinger-Poisson system. Zbl 1134.82336
Baro, M.; Kaiser, H.-Chr.; Neidhardt, H.; Rehberg, J.
6
2004
Regularization and convergence for singular perturbations. Zbl 0786.47014
Neidhardt, H.; Zagrebnov, V. A.
6
1992
Remarks on the Trotter-Kato product formula for unitary groups. Zbl 1228.47042
Exner, Pavel; Neidhardt, Hagen; Zagrebnov, Valentin A.
6
2011
Comments on the Trotter product formula error-bound estimates for non-selfadjoint semigroups. Zbl 1036.47024
Cachia, Vincent; Neidhardt, Hagen; Zagrebnov, Valentin A.
5
2002
Dissipative Schrödinger-type operators as a model for generation and recombination. Zbl 1062.82035
Baro, M.; Neidhardt, H.
5
2003
Classical solutions of drift-diffusion equations for semiconductor devices: The two-dimensional case. Zbl 1167.35390
Kaiser, Hans-Christoph; Neidhard, Hagen; Rehberg, Joachim
5
2009
Zeno product formula revisited. Zbl 1119.47016
Exner, Pavel; Ichinose, Takashi; Neidhardt, Hagen; Zagrebnov, Valentin A.
5
2007
Finite rank perturbations, scattering matrices and inverse problems. Zbl 1192.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
5
2010
On the spectrum of the lattice spin-boson Hamiltonian for any coupling: 1D case. Zbl 1321.81072
Muminov, M.; Neidhardt, H.; Rasulov, T.
5
2015
Towards the right Hamiltonian for singular perturbations via regularization and extension theory. Zbl 0858.47006
Neidhardt, Hagen; Zagrebnov, Valentin
4
1996
A nuclear dissipative scattering theory. Zbl 0584.47007
Neidhardt, Hagen
4
1985
On the singular continuous spectrum of self-adjoint extensions. Zbl 0849.47005
Brasche, Johannes; Neidhardt, Hagen
4
1996
On the spectra of selfadjoint extensions. Zbl 0797.47002
Brasche, Johannes; Neidhardt, Hagen; Weidmann, Joachim
4
1993
Has every symmetric operator a closed symmetric restriction whose square has a trivial domain? Zbl 0805.47020
Brasche, J. F.; Neidhardt, H.
4
1993
Analytic operator Lipschitz functions in the disk and a trace formula for functions of contractions. Zbl 06835367
Malamud, M. M.; Neidhardt, Hagen; Peller, V. V.
4
2017
A trace formula for functions of contractions and analytic operator Lipschitz functions. (Une formule de trace pour les fonctions de contraction et les fonctions analytiques opérateurs-lipschitziennes.) Zbl 1381.47008
Malamud, Mark; Neidhardt, Hagen; Peller, Vladimir
4
2017
Absolute continuity of spectral shift. Zbl 07004960
Malamud, M. M.; Neidhardt, H.; Peller, V. V.
3
2019
On identification operators between free and interacting quantum fields. Zbl 0579.47007
Baumgärtel, H.; Neidhardt, H.; Rehberg, J.
3
1984
Eine mathematische Streutheorie für maximale dissipative Operatoren. (A mathematical scattering theory for maximal dissipative operators). Zbl 0601.47009
Neidhardt, Hagen
3
1986
Classical solutions of quasilinear parabolic systems on two dimensional domains. Zbl 1105.35047
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
3
2006
Boundary triplets, tensor products and point contacts to reservoirs. Zbl 06941630
Boitsev, A. A.; Brasche, J. F.; Malamud, M. M.; Neidhardt, H.; Popov, I. Yu.
3
2018
Does each symmetric operator have a stability domain? Zbl 0920.47003
Neidhardt, H.; Zagrebnov, V. A.
2
1998
Scattering matrix and spectral shift of the nuclear dissipative scattering theory. II. Zbl 0669.47008
Neidhardt, Hagen
2
1988
A dissipative scattering theory. Zbl 0584.47008
Neidhard, Hagen
2
1984
A Kohn-Sham system at zero temperature. Zbl 1159.34057
Cornean, H.; Hoke, K.; Neidhardt, H.; Racec, P. N.; Rehberg, J.
2
2008
Operator norm convergence of Trotter-Kato product formula. Zbl 1096.47512
Ichinose, T.; Neidhardt, H.; Zagrebnov, V. A.
2
2002
The Cayley transform applied to non-interacting quantum transport. Zbl 1308.47010
Cornean, Horia D.; Neidhardt, Hagen; Wilhelm, Lukas; Zagrebnov, Valentin A.
2
2014
On the scattering theory with unbounded identification operator. Zbl 0514.47006
Koshmanenko, Vladimir Dimitrievich; Neidhardt, Hagen; Wollenberg, Manfred
2
1983
New aspects of Krein’s extension theory. Zbl 0835.47002
Brasche, J. F.; Koshmanenko, V.; Neidhardt, H.
2
1994
On the right Hamiltonian for singular perturbations: General theory. Zbl 0887.47024
Neidhardt, Hagen; Zagrebnov, Valentin
2
1997
Weyl function for sum of operators tensor products. Zbl 1353.47035
Boitsev, A. A.; Neidhardt, H.; Popov, I. Yu.
2
2013
Trace formulas for singular and additive non-selfadjoint perturbations. Zbl 1339.81043
Malamud, M. M.; Neidhardt, H.
2
2015
To the spectral theory of vector-valued Sturm-Liouville operators with summable potentials and point interactions. Zbl 1461.47022
Granovskyi, Yaroslav; Malamud, Mark; Neidhardt, Hagen; Posilicano, Andrea
2
2017
On the dissipative Lax-Phillips scattering theory. Zbl 0707.47010
Neidhardt, Hagen
2
1989
Moving potentials and the completeness of wave operators. II: Propagating observables on scattering states. Zbl 0731.47005
Neidhardt, Hagen
2
1990
Remarks on the operator-norm convergence of the Trotter product formula. Zbl 06882302
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
2
2018
Trace formulae for dissipative and coupled scattering systems. Zbl 1175.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
2
2009
On the Kato-Rosenblum and Weyl-von Neumann theorems. Zbl 1213.47024
Malamud, M. M.; Neidhardt, H.
2
2010
On the inverse problem of a dissipative scattering theory. II. Zbl 0747.35027
Neidhardt, Hagen
2
1989
On semibounded restrictions of self-adjoint operators. Zbl 0931.47024
Neidhardt, Hagen; Zagrebnov, Valentin A.
2
1998
Scattering marix and spectral shift of the nuclear dissipative scattering theory. Zbl 0624.47005
Neidhardt, Hagen
1
1987
On the orthogonal dissipative Lax-Phillips scattering theory. Zbl 0672.47007
Neidhardt, Hagen
1
1988
Operator-norm convergence of the Trotter product formula on Hilbert and Banach spaces: a short survey. Zbl 07006526
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
1
2018
Scattering matrix, phase shift and spectral shift for a nuclear dissipative scattering theory. Zbl 0596.47005
Neidhardt, Hagen
1
1985
Scattering matrix and spectral shift. Zbl 0607.47005
Neidhardt, H.
1
1986
On Eisenbud’s and Wigner’s \(R\)-matrix: A general approach. Zbl 1158.34052
Behrndt, Jussi; Neidhardt, Hagen; Racec, Elena R.; Racec, Paul N.; Wulf, Ulrich
1
2008
Point-like perturbation for Lamé operator. Zbl 1428.47003
Blinova, I. V.; Boitsev, A. A.; Popov, I. Y.; Froehly, A.; Neidhardt, H.
1
2020
Convergence rate estimates for Trotter product approximations of solution operators for non-autonomous Cauchy problems. Zbl 1450.34041
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
1
2020
Quantum graphs with summable matrix potentials. Zbl 1435.81081
Granovskyi, Ya. I.; Malamud, M. M.; Neidhardt, H.
1
2019
Convexity of trace functionals and Schrödinger operators. Zbl 1105.47065
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
1
2006
Current coupling of drift-diffusion models and Schrödinger-Poisson systems: dissipative hybrid models. Zbl 1099.82020
Baro, M.; Neidhardt, H.; Rehberg, J.
1
2005
Selfadjoint extensions with several gaps: finite deficiency indices. Zbl 1112.47010
Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
1
2006
A new model of quantum dot light emitting-absorbing devices. Zbl 1312.47017
Neidhardt, H.; Wilhelm, L.; Zagrebnov, V. A.
1
2014
Scattering theory of contraction semigroups. Zbl 0463.47008
Neidhardt, Hagen
1
1981
On abstract linear evolution equations. II. Zbl 0519.34044
Neidhardt, Hagen
1
1981
On the absolutely continuous subspace for non-selfadjoint operators. Zbl 0949.47005
Adamyan, Vadim M.; Neidhardt, Hagen
1
2000
On the operator-norm convergence of the Trotter-Kato product formula. Zbl 0973.47021
Neidhardt, H.; Zagrebnov, V. A.
1
1999
Dirac operator coupled to bosons. Zbl 1353.47044
Boitsev, A. A.; Neidhardt, H.; Popov, I. Y.
1
2016
Infinite quantum graphs. Zbl 1365.05177
Kostenko, A. S.; Malamud, M. M.; Neidhardt, H.; Exner, P.
1
2017
Moving potentials and the completeness of wave operators. I: The propagator. Zbl 0779.47008
Neidhardt, Hagen
1
1992
Moving potentials and the completeness of wave operators. III: Existence and completeness. Zbl 0779.47009
Neidhardt, Hagen
1
1992
Uniqueness for dissipative Schrödinger-Poisson systems. Zbl 1111.82061
Neidhardt, H.; Rehberg, J.
1
2005
Zwei-Raum-Verallgemeinerung des Theorems von Rosenblum und Kato. Zbl 0319.47009
Neidhardt, H.
1
1978
On the Trotter product formula for Gibbs semigroups. Zbl 0744.47036
Neidhardt, H.; Zagrebnov, V. A.
1
1990
Point-like perturbation for Lamé operator. Zbl 1428.47003
Blinova, I. V.; Boitsev, A. A.; Popov, I. Y.; Froehly, A.; Neidhardt, H.
1
2020
Convergence rate estimates for Trotter product approximations of solution operators for non-autonomous Cauchy problems. Zbl 1450.34041
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
1
2020
Absolute continuity of spectral shift. Zbl 07004960
Malamud, M. M.; Neidhardt, H.; Peller, V. V.
3
2019
Quantum graphs with summable matrix potentials. Zbl 1435.81081
Granovskyi, Ya. I.; Malamud, M. M.; Neidhardt, H.
1
2019
Spectral theory of infinite quantum graphs. Zbl 1476.81047
Exner, Pavel; Kostenko, Aleksey; Malamud, Mark; Neidhardt, Hagen
14
2018
Boundary triplets, tensor products and point contacts to reservoirs. Zbl 06941630
Boitsev, A. A.; Brasche, J. F.; Malamud, M. M.; Neidhardt, H.; Popov, I. Yu.
3
2018
Remarks on the operator-norm convergence of the Trotter product formula. Zbl 06882302
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
2
2018
Operator-norm convergence of the Trotter product formula on Hilbert and Banach spaces: a short survey. Zbl 07006526
Neidhardt, Hagen; Stephan, Artur; Zagrebnov, Valentin A.
1
2018
Scattering matrices and Dirichlet-to-Neumann maps. Zbl 1376.35011
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
12
2017
Analytic operator Lipschitz functions in the disk and a trace formula for functions of contractions. Zbl 06835367
Malamud, M. M.; Neidhardt, Hagen; Peller, V. V.
4
2017
A trace formula for functions of contractions and analytic operator Lipschitz functions. (Une formule de trace pour les fonctions de contraction et les fonctions analytiques opérateurs-lipschitziennes.) Zbl 1381.47008
Malamud, Mark; Neidhardt, Hagen; Peller, Vladimir
4
2017
To the spectral theory of vector-valued Sturm-Liouville operators with summable potentials and point interactions. Zbl 1461.47022
Granovskyi, Yaroslav; Malamud, Mark; Neidhardt, Hagen; Posilicano, Andrea
2
2017
Infinite quantum graphs. Zbl 1365.05177
Kostenko, A. S.; Malamud, M. M.; Neidhardt, H.; Exner, P.
1
2017
Dirac operator coupled to bosons. Zbl 1353.47044
Boitsev, A. A.; Neidhardt, H.; Popov, I. Y.
1
2016
Trace formulas for additive and non-additive perturbations. Zbl 1380.47011
Malamud, Mark; Neidhardt, Hagen
11
2015
On the spectrum of the lattice spin-boson Hamiltonian for any coupling: 1D case. Zbl 1321.81072
Muminov, M.; Neidhardt, H.; Rasulov, T.
5
2015
Trace formulas for singular and additive non-selfadjoint perturbations. Zbl 1339.81043
Malamud, M. M.; Neidhardt, H.
2
2015
Perturbation determinants for singular perturbations. Zbl 1311.81129
Malamud, M.; Neidhardt, H.
8
2014
The Cayley transform applied to non-interacting quantum transport. Zbl 1308.47010
Cornean, Horia D.; Neidhardt, Hagen; Wilhelm, Lukas; Zagrebnov, Valentin A.
2
2014
A new model of quantum dot light emitting-absorbing devices. Zbl 1312.47017
Neidhardt, H.; Wilhelm, L.; Zagrebnov, V. A.
1
2014
Spherical Schrödinger operators with \({\delta}-\)type interactions. Zbl 1282.81067
Albeverio, Sergio; Kostenko, Aleksey; Malamud, Mark; Neidhardt, Hagen
6
2013
Weyl function for sum of operators tensor products. Zbl 1353.47035
Boitsev, A. A.; Neidhardt, H.; Popov, I. Yu.
2
2013
Sturm-Liouville boundary value problems with operator potentials and unitary equivalence. Zbl 1257.47053
Malamud, Mark; Neidhardt, Hagen
24
2012
On the unitary equivalence of absolutely continuous parts of self-adjoint extensions. Zbl 1241.47011
Malamud, Mark M.; Neidhardt, Hagen
21
2011
Remarks on the Trotter-Kato product formula for unitary groups. Zbl 1228.47042
Exner, Pavel; Neidhardt, Hagen; Zagrebnov, Valentin A.
6
2011
Finite rank perturbations, scattering matrices and inverse problems. Zbl 1192.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
5
2010
On the Kato-Rosenblum and Weyl-von Neumann theorems. Zbl 1213.47024
Malamud, M. M.; Neidhardt, H.
2
2010
Linear non-autonomous Cauchy problems and evolution semigroups. Zbl 1180.35371
Neidhardt, Hagen; Zagrebnov, Valentin A.
14
2009
The effect of time-dependent coupling on non-equilibrium steady states. Zbl 1213.82073
Cornean, Horia D.; Neidhardt, Hagen; Zagrebnov, Valentin A.
7
2009
Classical solutions of drift-diffusion equations for semiconductor devices: The two-dimensional case. Zbl 1167.35390
Kaiser, Hans-Christoph; Neidhard, Hagen; Rehberg, Joachim
5
2009
Trace formulae for dissipative and coupled scattering systems. Zbl 1175.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
2
2009
Scattering matrices and Weyl functions. Zbl 1161.47008
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
37
2008
A Kohn-Sham system at zero temperature. Zbl 1159.34057
Cornean, H.; Hoke, K.; Neidhardt, H.; Racec, P. N.; Rehberg, J.
2
2008
On Eisenbud’s and Wigner’s \(R\)-matrix: A general approach. Zbl 1158.34052
Behrndt, Jussi; Neidhardt, Hagen; Racec, Elena R.; Racec, Paul N.; Wulf, Ulrich
1
2008
Scattering theory for open quantum systems with finite rank coupling. Zbl 1144.81480
Behrndt, Jussi; Malamud, Mark M.; Neidhardt, Hagen
14
2007
Zeno product formula revisited. Zbl 1119.47016
Exner, Pavel; Ichinose, Takashi; Neidhardt, Hagen; Zagrebnov, Valentin A.
5
2007
Classical solutions of quasilinear parabolic systems on two dimensional domains. Zbl 1105.35047
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
3
2006
Convexity of trace functionals and Schrödinger operators. Zbl 1105.47065
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
1
2006
Selfadjoint extensions with several gaps: finite deficiency indices. Zbl 1112.47010
Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
1
2006
Inverse spectral theory for symmetric operators with several gaps: scalar-type Weyl functions. Zbl 1083.47020
Albeverio, S.; Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
16
2005
Current coupling of drift-diffusion models and Schrödinger-Poisson systems: dissipative hybrid models. Zbl 1099.82020
Baro, M.; Neidhardt, H.; Rehberg, J.
1
2005
Uniqueness for dissipative Schrödinger-Poisson systems. Zbl 1111.82061
Neidhardt, H.; Rehberg, J.
1
2005
Trotter–Kato product formula and fractional powers of self-adjoint generators. Zbl 1066.47038
Ichinose, Takashi; Neidhardt, Hagen; Zagrebnov, Valentin A.
10
2004
Dissipative Schrödinger-Poisson systems. Zbl 1070.82019
Baro, M.; Kaiser, H.-Chr.; Neidhardt, H.; Rehberg, J.
7
2004
A quantum transmitting Schrödinger-Poisson system. Zbl 1134.82336
Baro, M.; Kaiser, H.-Chr.; Neidhardt, H.; Rehberg, J.
6
2004
Macroscopic current induced boundary conditions for Schrödinger-type operators. Zbl 1033.35079
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
9
2003
On 1-dimensional dissipative Schrödinger-type operators their dilations and eigenfunction expansions. Zbl 1028.47023
Kaiser, H.-Ch.; Neidhardt, H.; Rehberg, J.
8
2003
Dissipative Schrödinger-type operators as a model for generation and recombination. Zbl 1062.82035
Baro, M.; Neidhardt, H.
5
2003
Weyl function and spectral properties of self-adjoint extensions. Zbl 1008.47028
Brasche, Johannes F.; Malamud, Mark; Neidhardt, Hagen
38
2002
Potential approximations to \(\delta'\): an inverse Klauder phenomenon with norm-resolvent convergence. Zbl 1161.81375
Exner, Pavel; Neidhardt, Hagen; Zagrebnov, Valentin A.
17
2002
Density and current of a dissipative Schrödinger operator. Zbl 1060.81015
Kaiser, Hans-Christoph; Neidhardt, Hagen; Rehberg, Joachim
7
2002
Comments on the Trotter product formula error-bound estimates for non-selfadjoint semigroups. Zbl 1036.47024
Cachia, Vincent; Neidhardt, Hagen; Zagrebnov, Valentin A.
5
2002
Operator norm convergence of Trotter-Kato product formula. Zbl 1096.47512
Ichinose, T.; Neidhardt, H.; Zagrebnov, V. A.
2
2002
Accretive perturbations and error estimates for the Trotter product formula. Zbl 0996.47047
Cachia, Vincent; Neidhardt, Hagen; Zagrebnov, Valentin A.
7
2001
Weyl functions and singular continuous spectra of self-adjoint extensions. Zbl 0988.47003
Brasche, J. F.; Malamud, M. M.; Neidhardt, H.
6
2000
On the absolutely continuous subspace for non-selfadjoint operators. Zbl 0949.47005
Adamyan, Vadim M.; Neidhardt, Hagen
1
2000
Trotter-Kato product formula and operator-norm convergence. Zbl 0949.47019
Neidhardt, H.; Zagrebnov, V. A.
23
1999
Fractional powers of self-adjoint operators and Trotter-Kato product formula. Zbl 0945.47030
Neidhardt, Hagen; Zagrebnov, Valentin A.
8
1999
Trotter-Kato product formula and symmetrically normed ideals. Zbl 0953.47047
Neidhardt, H.; Zagrebnov, V. A.
7
1999
On the operator-norm convergence of the Trotter-Kato product formula. Zbl 0973.47021
Neidhardt, H.; Zagrebnov, V. A.
1
1999
On error estimates for the Trotter-Kato product formula. Zbl 0998.47021
Neidhardt, H.; Zagrebnov, V. A.
17
1998
On inverse spectral theory for selfadjoint extensions: Mixed types of spectra. Zbl 0997.47005
Albeverio, Sergio; Brasche, Johannes; Neidhardt, Hagen
6
1998
Does each symmetric operator have a stability domain? Zbl 0920.47003
Neidhardt, H.; Zagrebnov, V. A.
2
1998
On semibounded restrictions of self-adjoint operators. Zbl 0931.47024
Neidhardt, Hagen; Zagrebnov, Valentin A.
2
1998
On the right Hamiltonian for singular perturbations: General theory. Zbl 0887.47024
Neidhardt, Hagen; Zagrebnov, Valentin
2
1997
Towards the right Hamiltonian for singular perturbations via regularization and extension theory. Zbl 0858.47006
Neidhardt, Hagen; Zagrebnov, Valentin
4
1996
On the singular continuous spectrum of self-adjoint extensions. Zbl 0849.47005
Brasche, Johannes; Neidhardt, Hagen
4
1996
On the absolutely continuous spectrum of self-adjoint extensions. Zbl 0830.35093
Brasche, Johannes; Neidhardt, Hagen
8
1995
Some remarks on Krein’s extension theory. Zbl 0826.47005
Brasche, J. F.; Neidhardt, H.
6
1994
New aspects of Krein’s extension theory. Zbl 0835.47002
Brasche, J. F.; Koshmanenko, V.; Neidhardt, H.
2
1994
On the point spectrum of selfadjoint extensions. Zbl 0791.47005
Brasche, Johannes; Neidhardt, Hagen; Weidmann, Joachim
9
1993
On the spectra of selfadjoint extensions. Zbl 0797.47002
Brasche, Johannes; Neidhardt, Hagen; Weidmann, Joachim
4
1993
Has every symmetric operator a closed symmetric restriction whose square has a trivial domain? Zbl 0805.47020
Brasche, J. F.; Neidhardt, H.
4
1993
Regularization and convergence for singular perturbations. Zbl 0786.47014
Neidhardt, H.; Zagrebnov, V. A.
6
1992
Moving potentials and the completeness of wave operators. I: The propagator. Zbl 0779.47008
Neidhardt, Hagen
1
1992
Moving potentials and the completeness of wave operators. III: Existence and completeness. Zbl 0779.47009
Neidhardt, Hagen
1
1992
The Trotter-Kato product formula for Gibbs semigroups. Zbl 0717.47011
Neidhardt, Hagen; Zagrebnov, Valentin A.
9
1990
On the summability of the spectral shift function for pairs of contractions and dissipative operators. Zbl 0795.47023
Adamjan, V. M.; Neidhardt, H.
7
1990
Moving potentials and the completeness of wave operators. II: Propagating observables on scattering states. Zbl 0731.47005
Neidhardt, Hagen
2
1990
On the Trotter product formula for Gibbs semigroups. Zbl 0744.47036
Neidhardt, H.; Zagrebnov, V. A.
1
1990
On the dissipative Lax-Phillips scattering theory. Zbl 0707.47010
Neidhardt, Hagen
2
1989
On the inverse problem of a dissipative scattering theory. II. Zbl 0747.35027
Neidhardt, Hagen
2
1989
Spectral shift function and Hilbert-Schmidt perturbation: Extensions of some work of L. S. Koplienko. Zbl 0674.47003
Neidhardt, Hagen
10
1988
Scattering matrix and spectral shift of the nuclear dissipative scattering theory. II. Zbl 0669.47008
Neidhardt, Hagen
2
1988
On the orthogonal dissipative Lax-Phillips scattering theory. Zbl 0672.47007
Neidhardt, Hagen
1
1988
Scattering marix and spectral shift of the nuclear dissipative scattering theory. Zbl 0624.47005
Neidhardt, Hagen
1
1987
Eine mathematische Streutheorie für maximale dissipative Operatoren. (A mathematical scattering theory for maximal dissipative operators). Zbl 0601.47009
Neidhardt, Hagen
3
1986
Scattering matrix and spectral shift. Zbl 0607.47005
Neidhardt, H.
1
1986
A nuclear dissipative scattering theory. Zbl 0584.47007
Neidhardt, Hagen
4
1985
Scattering matrix, phase shift and spectral shift for a nuclear dissipative scattering theory. Zbl 0596.47005
Neidhardt, Hagen
1
1985
On identification operators between free and interacting quantum fields. Zbl 0579.47007
Baumgärtel, H.; Neidhardt, H.; Rehberg, J.
3
1984
A dissipative scattering theory. Zbl 0584.47008
Neidhard, Hagen
2
1984
On the scattering theory with unbounded identification operator. Zbl 0514.47006
Koshmanenko, Vladimir Dimitrievich; Neidhardt, Hagen; Wollenberg, Manfred
2
1983
On abstract linear evolution equations. I. Zbl 0492.47021
Neidhardt, Hagen
7
1981
Scattering theory of contraction semigroups. Zbl 0463.47008
Neidhardt, Hagen
1
1981
On abstract linear evolution equations. II. Zbl 0519.34044
Neidhardt, Hagen
1
1981
Zwei-Raum-Verallgemeinerung des Theorems von Rosenblum und Kato. Zbl 0319.47009
Neidhardt, H.
1
1978
all top 5

Cited by 325 Authors

47 Neidhardt, Hagen
34 Malamud, Mark M.
21 Behrndt, Jussi
20 Zagrebnov, Valentin A.
13 Exner, Pavel
12 Kostenko, Aleksey S.
11 Rehberg, Joachim
9 Mantile, Andrea
8 Albeverio, Sergio A.
8 Brasche, Johannes Friedemann
8 Gesztesy, Fritz
8 Pankrashkin, Konstantin
8 Posilicano, Andrea
7 Kaiser, Hans-Christoph
7 Peller, Vladimir Vsevolodovich
6 Ichinose, Takashi
6 Koshmanenko, Volodymyr Dmytrovych
6 Lotoreichik, Vladimir
6 Popov, Igor’ Yur’evich
6 Skripka, Anna
5 Mogilevskii, Vadim
5 Nicolussi, Noema
5 Vuillermot, Pierre-A.
5 Zinchenko, Maxim
4 Cornean, Horia D.
4 Facchi, Paolo
4 Hassi, Seppo
4 Korotyaev, Evgeny L.
4 Mitrea, Marius
4 Potapov, Denis
4 Rohleder, Jonathan
4 Tamura, Hideo
3 Aleksandrov, Aleksei B.
3 Arlins’kyĭ, Yuriĭ Moĭseĭovych
3 Boitsev, A. A.
3 Cachia, Vincent
3 Csomós, Petra
3 Granovskyi, Yaroslav I.
3 Khrabustovskyi, Andrii
3 Ligabò, Marilena
3 Mirotin, Adol’f Rubimovich
3 Nier, Francis
3 Nittka, Robin
3 Pillet, Claude-Alain
3 Post, Olaf
3 Rasulov, Tulkin Khusenovich
3 Sukochev, Fedor Anatol’evich
3 Wollenberg, Manfred
3 Wood, Ian Geoffrey
3 Wreszinski, Walter F.
2 Allahverdiev, Bilender Paşaoğlu
2 Bátkai, András
2 Baumgärtel, Hellmut
2 Bombieri, Miriam
2 Brown, B. Malcolm
2 Bruneau, Laurent
2 Budyka, Viktoriya S.
2 Carlone, Raffaele
2 Chattopadhyay, Arup
2 de Snoo, Hendrik S. V.
2 Dias, Nuno Costa
2 Disser, Karoline
2 Engel, Klaus-Jochen
2 Faupin, Jérémy
2 Fröhlich, Jürg Martin
2 Goloshchapova, N. I.
2 Golovatyj, Yuriy Danilovich
2 Gregorio, Federica
2 Holzmann, Markus
2 Ibrogimov, Orif O.
2 Jensen, Arne
2 Jex, Michal
2 Jorge, Cristina
2 Kuzhel, Sergei
2 Langer, Matthias
2 Lenz, Daniel H.
2 Möws, Roland
2 Mugnolo, Delio
2 Naboko, Serguei N.
2 Nickel, Gregor
2 Noja, Diego
2 Ostermann, Alexander
2 Paulauskas, Vygantas Ionovič
2 Prata, João Nuno
2 Sakhnovich, Alexander L.
2 Schmüdgen, Konrad
2 Sini, Mourad
2 Teschl, Gerald
2 Trunk, Carsten
2 Weder, Ricardo A.
2 Weikard, Rudi
2 Zastavnyĭ, Viktor Petrovich
2 Zheng, Zhaowen
1 Adami, Riccardo
1 Adler, Martin
1 Aktosun, Tuncay
1 Alpay, Daniel Aron
1 Amrein, Werner O.
1 Anan’eva, Aleksandra Yur’evna
1 Anantharaman, Nalini
...and 225 more Authors
all top 5

Cited in 101 Serials

37 Journal of Functional Analysis
20 Journal of Mathematical Physics
17 Integral Equations and Operator Theory
15 Journal of Mathematical Analysis and Applications
12 Journal of Differential Equations
12 Annales Henri Poincaré
9 Reviews in Mathematical Physics
9 Mathematische Nachrichten
8 Advances in Mathematics
7 Communications in Mathematical Physics
7 Reports on Mathematical Physics
5 Russian Journal of Mathematical Physics
5 Doklady Mathematics
5 Journal of Spectral Theory
4 Letters in Mathematical Physics
4 Journal of Evolution Equations
4 Journal of Physics A: Mathematical and Theoretical
3 Journal of Statistical Physics
3 Mathematical Notes
3 Physics Letters. A
3 Ukrainian Mathematical Journal
3 Archiv der Mathematik
3 Functional Analysis and its Applications
3 Mathematische Annalen
3 Semigroup Forum
3 Journal de Mathématiques Pures et Appliquées. Neuvième Série
3 Annales de l’Institut Henri Poincaré. Physique Théorique
3 Journal of Mathematical Sciences (New York)
3 Opuscula Mathematica
3 Complex Analysis and Operator Theory
2 Journal d’Analyse Mathématique
2 Mathematical Methods in the Applied Sciences
2 Theoretical and Mathematical Physics
2 Applied Mathematics and Computation
2 Journal of Computational and Applied Mathematics
2 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
2 Numerische Mathematik
2 Proceedings of the Edinburgh Mathematical Society. Series II
2 Transactions of the American Mathematical Society
2 M\(^3\)AS. Mathematical Models & Methods in Applied Sciences
2 Abstract and Applied Analysis
2 Mathematical Physics, Analysis and Geometry
2 Complex Variables and Elliptic Equations
2 Operators and Matrices
1 Applicable Analysis
1 Archive for Rational Mechanics and Analysis
1 Inverse Problems
1 Journal of Computational Physics
1 Mathematical Proceedings of the Cambridge Philosophical Society
1 Nuclear Physics. B
1 ZAMP. Zeitschrift für angewandte Mathematik und Physik
1 Acta Scientiarum Mathematicarum
1 Annali di Matematica Pura ed Applicata. Serie Quarta
1 Annales Universitatis Mariae Curie-Skłodowska. Sectio A. Mathematica
1 Duke Mathematical Journal
1 Journal für die Reine und Angewandte Mathematik
1 Journal of Soviet Mathematics
1 Mathematica Slovaca
1 Mathematische Zeitschrift
1 Memoirs of the American Mathematical Society
1 Monatshefte für Mathematik
1 Proceedings of the American Mathematical Society
1 Proceedings of the Japan Academy. Series A
1 Publications of the Research Institute for Mathematical Sciences, Kyoto University
1 SIAM Journal on Numerical Analysis
1 Zeitschrift für Analysis und ihre Anwendungen
1 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire
1 Applied Numerical Mathematics
1 Probability Theory and Related Fields
1 Revista Matemática Iberoamericana
1 Asymptotic Analysis
1 MCSS. Mathematics of Control, Signals, and Systems
1 Japan Journal of Industrial and Applied Mathematics
1 Communications in Partial Differential Equations
1 SIAM Journal on Mathematical Analysis
1 Proceedings of the Indian Academy of Sciences. Mathematical Sciences
1 Expositiones Mathematicae
1 Potential Analysis
1 Calculus of Variations and Partial Differential Equations
1 Kyushu Journal of Mathematics
1 Turkish Journal of Mathematics
1 Filomat
1 NoDEA. Nonlinear Differential Equations and Applications
1 Journal of Difference Equations and Applications
1 Electronic Journal of Probability
1 Portugaliae Mathematica. Nova Série
1 Comptes Rendus. Mathématique. Académie des Sciences, Paris
1 Communications on Pure and Applied Analysis
1 Journal of Function Spaces and Applications
1 Mediterranean Journal of Mathematics
1 Advances in Difference Equations
1 Oberwolfach Reports
1 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications
1 Proceedings of the Steklov Institute of Mathematics
1 Communications in Mathematical Analysis
1 Nonlinear Oscillations
1 Networks and Heterogeneous Media
1 Inverse Problems and Imaging
1 Arabian Journal of Mathematics
1 Journal of Function Spaces
...and 1 more Serials

Citations by Year

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