| Publication | Date of Publication | Type |
|---|
| On topological states and secular equations for quantum-graph eigenvalues | 2023-11-29 | Paper |
| The heat kernel on the diagonal for a compact metric graph | 2023-05-03 | Paper |
| Gaps between consecutive eigenvalues for compact metric graphs | 2023-01-17 | Paper |
| Optimal bounds on the fundamental spectral gap with single-well potentials | 2022-01-07 | Paper |
| Partial retraction note to: ``Two-term, asymptotically sharp estimates for eigenvalue means of the Laplacian | 2021-11-17 | Paper |
| Complementary Asymptotically Sharp Estimates for Eigenvalue Means of Laplacians | 2021-09-21 | Paper |
| Book Review: Quantum waveguides | 2020-02-27 | Paper |
| Localization and landscape functions on quantum graphs | 2020-02-26 | Paper |
| Two-term, asymptotically sharp estimates for eigenvalue means of the Laplacian | 2018-11-15 | Paper |
| On Agmon metrics and exponential localization for quantum graphs | 2018-05-16 | Paper |
| On sums of eigenvalues of elliptic operators on manifolds | 2018-01-26 | Paper |
| From Mathematical Physics to Analysis: A Walk in Barry Simon's Mathematical Garden | 2016-12-29 | Paper |
| On the Placement of an Obstacle So As to Optimize the Dirichlet Heat Trace | 2016-03-17 | Paper |
| On the local minimizers of the Mahler volume | 2015-11-09 | Paper |
| Corrigendum to ``On sums of graph eigenvalues | 2014-07-22 | Paper |
| On the behavior at infinity of solutions to difference equations in Schroedinger form | 2014-06-25 | Paper |
| On sums of graph eigenvalues | 2014-06-18 | Paper |
| On a transformation of Bohl and its discrete analogue | 2014-05-19 | Paper |
| Trace identities for commutators, with applications to the distribution of eigenvalues | 2011-12-12 | Paper |
| On Riesz Means of Eigenvalues | 2011-10-25 | Paper |
| Universal Bounds and Semiclassical Estimates for Eigenvalues of Abstract Schrödinger Operators | 2011-06-10 | Paper |
| On the critical exponent in an isoperimetric inequality for chords | 2011-04-19 | Paper |
| ON THE MAXIMIZATION OF A CLASS OF FUNCTIONALS ON CONVEX REGIONS, AND THE CHARACTERIZATION OF THE FARTHEST CONVEX SET | 2010-08-30 | Paper |
| ON SEMICLASSICAL AND UNIVERSAL INEQUALITIES FOR EIGENVALUES OF QUANTUM GRAPHS | 2010-06-10 | Paper |
| Eigenvalue inequalities for Klein-Gordon operators | 2009-06-30 | Paper |
| Universal inequalities for the eigenvalues of Laplace and Schrödinger operators on submanifolds | 2009-05-05 | Paper |
| Universal inequalities for the eigenvalues of Schrodinger operators on submanifolds | 2009-02-11 | Paper |
| Differential inequalities for Riesz means and Weyl-type bounds for eigenvalues | 2008-07-11 | Paper |
| On the fundamental eigenvalue ratio of the \(p\)-Laplacian | 2007-12-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5427958 | 2007-11-27 | Paper |
| Commutators, Eigenvalue Gaps, and Mean Curvature in the Theory of Schrödinger Operators | 2007-05-08 | Paper |
| Inequalities for means of chords, with application to isoperimetric problems | 2006-10-27 | Paper |
| Geometric lower bounds for the spectrum of elliptic PDEs with Dirichlet conditions in part | 2006-06-16 | Paper |
| A direct proof of a theorem of Blaschke and Lebesgue. | 2002-08-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2761585 | 2002-01-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4524183 | 2001-10-28 | Paper |
| On the Placement of an Obstacle or a Well so as to Optimize the Fundamental Eigenvalue | 2001-06-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4264768 | 1999-10-10 | Paper |
| On the Laplace operator penalized by mean curvature | 1999-10-06 | Paper |
| On the second eigenvalue of the Laplace operator penalized by curvature | 1998-01-08 | Paper |
| On trace identities and universal eigenvalue estimates for some partial differential operators | 1997-05-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4840252 | 1995-08-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4315852 | 1995-01-30 | Paper |
| Commutator bounds for eigenvalues, with applications to spectralgeometry | 1994-11-29 | Paper |
| Some geometric bounds on eigenvalue gaps | 1993-09-05 | Paper |
| On minimal and maximal eigenvalue gaps and their causes | 1991-01-01 | Paper |
| On the asymptotic distribution of eigenvalues of banded matrices | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3834435 | 1988-01-01 | Paper |
| Conformally flat Riemannian metrics, Schrödinger operators, and semiclassical approximation | 1987-01-01 | Paper |
| $L^2 $ Estimates for Galerkin Methods for Semilinear Elliptic Equations | 1987-01-01 | Paper |
| Maximal and minimal eigenvalues and their associated nonlinear equations | 1987-01-01 | Paper |
| On the Extension of Ambarzumian's Inverse Spectral Theorem to Compact Symmetric Spaces | 1987-01-01 | Paper |
| Potentials Producing Maximally Sharp Resonances | 1986-01-01 | Paper |
| The 1/R expansion for \(H^ +_ 2:\) analyticity, summability, and asymptotics | 1985-01-01 | Paper |
| The mathematical theory of resonances whose widths are exponentially small. II | 1984-01-01 | Paper |
| Hamiltonian operators with maximal eigenvalues | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3311037 | 1983-01-01 | Paper |
| Shorter Notes: Schrodinger Operator Methods in the Study of a Certain Nonlinear P.D.E. | 1983-01-01 | Paper |
| Perturbation theory for shape resonances and large barrier potentials | 1982-01-01 | Paper |
| General lower bounds for resonances in one dimension | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4743198 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3333352 | 1981-01-01 | Paper |
| Double wells | 1980-01-01 | Paper |
| The mathematical theory of resonances whose widths are exponentially small | 1980-01-01 | Paper |
| The band-structure of a one-dimensional, periodic system in a scaling limit | 1979-01-01 | Paper |
| On the rate of asymptotic eigenvalue degeneracy | 1978-01-01 | Paper |
| Generalizations of Temple's Inequality | 1978-01-01 | Paper |
| Singular perturbation potentials | 1977-01-01 | Paper |
