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Hagen Neidhardt
Hagen Neidhardt
WIAS Berlin
Verified email at arcor.de
Title
Cited by
Cited by
Year
Weyl function and spectral properties of self-adjoint extensions
JF Brasche, M Malamud, H Neidhardt
Integral Equations and Operator Theory 43, 264-289, 2002
1242002
Geometry of quantum principal bundles I
M Durdević
Communications in Mathematical Physics 175, 457-520, 1996
120*1996
Potential approximations to δ': an inverse Klauder phenomenon with norm-resolvent convergence
P Exner, H Neidhardt, VA Zagrebnov
Communications in Mathematical Physics 224, 593-612, 2001
1192001
On the spectrum of the lattice spin-boson Hamiltonian for any coupling: 1D case
M Muminov, H Neidhardt, T Rasulov
Journal of Mathematical Physics 56 (5), 2015
982015
Scattering matrices and Weyl functions
J Behrndt, MM Malamud, H Neidhardt
Proceedings of the London Mathematical Society 97 (3), 568-598, 2008
972008
Sturm–Liouville boundary value problems with operator potentials and unitary equivalence
M Malamud, H Neidhardt
Journal of Differential Equations 252 (11), 5875-5922, 2012
702012
On error estimates for the Trotter–Kato product formula
H Neidhardt, VA Zagrebnov
Letters in Mathematical Physics 44, 169-186, 1998
631998
On abstract linear evolution equations, I
H Neidhardt
Mathematische Nachrichten 103 (1), 283-298, 1981
631981
Trotter–Kato product formula and operator-norm convergence
H Neidhardt, VA Zagrebnov
Communications in Mathematical Physics 205, 129-159, 1999
601999
On the unitary equivalence of absolutely continuous parts of self-adjoint extensions
MM Malamud, H Neidhardt
Journal of Functional Analysis 260 (3), 613-638, 2011
582011
Spectral theory of infinite quantum graphs
P Exner, A Kostenko, M Malamud, H Neidhardt
Annales Henri Poincaré 19, 3457-3510, 2018
532018
Linear non-autonomous Cauchy problems and evolution semigroups
H Neidhardt, VA Zagrebnov
492009
Inverse spectral theory for symmetric operators with several gaps: scalar-type Weyl functions
S Albeverio, JF Brasche, MM Malamud, H Neidhardt
Journal of Functional Analysis 228 (1), 144-188, 2005
492005
Evanescent channels and scattering in cylindrical nanowire heterostructures
PN Racec, ER Racec, H Neidhardt
Physical Review B 79 (15), 155305, 2009
422009
Spectral Shift Function and Hilbert‐Schmidt Perturbation: Extensions of Some Work of LS Koplienko
H Neidhardt
Mathematische Nachrichten 138 (1), 7-25, 1988
421988
Scattering matrices and Dirichlet-to-Neumann maps
J Behrndt, MM Malamud, H Neidhardt
Journal of Functional Analysis 273 (6), 1970-2025, 2017
372017
The Trotter-Kato product formula for Gibbs semigroups
H Neidhardt, VA Zagrebnov
Communications in mathematical physics 131, 333-346, 1990
341990
Trace formulas for additive and non-additive perturbations
M Malamud, H Neidhardt
Advances in Mathematics 274, 736-832, 2015
332015
On the point spectrum of self-adjoint extensions
J Brasche, H Neidhardt, J Weidmann
Mathematische Zeitschrift 214, 343-355, 1993
331993
Fractional powers of self-adjoint operators and Trotter-Kato product formula
H Neidhardt, VA Zagrebnov
Integral Equations and Operator Theory 35, 209-231, 1999
321999
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