Forschungsseminar
Die Vortrage innerhalb des Forschungsseminars sind teilweise unterstützt von der COST-Aktion Mathematical models for interacting dynamics on networks.
| Termin | Vortragende/r | Thema |
|---|---|---|
| 19.05.2026, 11:00 Uhr | Jiawei Cheng (Fudan University, Shanghai) | Decay estimates for dispersive equations on the lattice graph Online (Zoom): Bei Interesse bitte bei Herrn Prof. Mugnolo melden. |
| 30.04.2026, 16:00 Uhr | Charles Emmet Maher (University of North Carolina at Chapel Hill) | Probing the influence of topological and geometric disorder on the spectrum of the differential Laplacian operator on networks Online (Zoom): Bei Interesse bitte bei Herrn Prof. Mugnolo melden. |
| 31.03.2026, 15:00 Uhr | Kiyan Naderi (Universität Innsbruck, Österreich) | Optimal eigenvalues on metric graphs Online (Zoom): Link zum Video |
| 18.02.2026, 15:00 Uhr | Andrea Pinamonti (Universität Trento, Italien) | A gentle introduction to Sub-Riemannian geometry Online (Zoom): Bei Interesse bitte bei Herrn Prof. Mugnolo melden. |
| 15. 16. und 17.09.2025, 10:30 Uhr | Xi Chen (Basel, Schweiz) | Gerard-type explicit formulas and their applications, Part I Link zum Video Part II Link zum Video Part III Link zum Video |
| 21.06.2025, 09:15 Uhr | Valentina Vetturi (Bari, Italien) | Research as Performance Online (Zoom): Bei Interesse bitte bei Herrn Prof. Mugnolo melden. |
| 21.05.2025, 14:00 Uhr | Illia Karabash (Universität Bonn) | High-Q resonances and optimal control |
| 08.05.2025, 15:00 Uhr | Bingying Lu (FernUniversität in Hagen) | Toda lattice, integrability and dispersive shock waves |
| 02.04.2025, 16:00 Uhr | Christopher Cedzich (Universität Düsseldorf) | Twenty dry Martinis for the Unitary Almost Mathieu Operator |
| 03.12.2024, 13:30 Uhr | Christian Rose (Universität Potsdam) | Gaussian upper heat kernel bounds and its characterizations on graphs |
| 21.11.2024, 15:00 Uhr | José Mazón (Universitat de Valencia) | Gelfand-Type problems in Random Walk Spaces |
| 24.07.2024, 14:30 Uhr | Sedef Özcan (Dokuz Eylül University, Izmir) | Torsional Rigidity for the Laplacian on compact metric graphs with delta-Couplings |
| 17.07.2024, 14:30 Uhr | Burat Hikmet Özcan (Izmir Institute of Technology) | Hardy-Littlewood Maximal Function: Structural Results and Regularity Properties |
| 09.07.2024, 15:30 Uhr | Catherine Drysdale (University of Birmingham, UK) | Computing Spectra of Infinite-dimensional operators - what do we need? |
| 02.07.2024, 14:30 Uhr | François Willot (Université PSL) | Homogenized metrics in planar, multiscale random sets |
| 24.06.2024, 14:30 Uhr | Asma Hassannezhad (Bristol) | Steklov eigenvalues of hyperbolic surfaces with geodesic boundary |
| 04.06.2024, 14:30 Uhr | Maria Bruna (Cambridge) | Lane formation and aggregation spots in foraging ants |
| 29.05.2024, 14:30 Uhr | Setenay Akduman (İzmir Democracy University) | Nonlinear Schrödinger Equation on Infinite Metric Graphs |
| 15.05.2024, 14:30 Uhr | Patricia Alonso Ruiz (Texas A&M) | Where could p-energies come from? On a quest to find them in Cheeger spaces |
| 02.05.2024, 14:30 Uhr | Luca Fanelli (Ikerbasque, Bilbao) | Scattering in the energy space for the 2D defocusing nonlinear Klein-Gordon equation with a magnetic field |
| 24.04.2024, 15:30 Uhr | Wolfgang König (TU Berlin) | Off-diagonal long-range order for the free Bose gas via the Feynman-Kac formula |
| 03.04.2024, 16:00 Uhr | Eva Kopfer (Universität Bonn) | Conformally Invariant Random Geometry on Manifolds of Even Dimension |
| 07.02.2024, 15:00 Uhr | Pavel Exner (Doppler Institute for Mathematical Physics and Applied Mathematics Prag) | Effects of time-reversal non-invariance in quantum graphs |
| 31.01.2024, 17:00 Uhr | Maciej Zworski (University of California, Berkeley) | Mathematics of magic angles for twisted bilayer graphene |
| 26.01.2024, 15:00 Uhr | Semyon Dyatlov (Massachusetts Institute of Technology, Cambridge) | Semiclassical measures for quantum cat maps |
| 10.01.2024, 15:00 Uhr | Gabriel Rivière (Universität Nantes) | Orthospectrum of convex bodies and Poisson formulas |
| 29.11.2023, 14:30 Uhr | Ahmed Bou-Rabee (Courant-Institut, New York) | Unique continuation for discrete elliptic equations |
| 25.10.2023, 14:30 Uhr | Antoine Prouff (Paris Saclay University) | Observability of the Schrödinger equation with confining potential |
| 15.08.2023, 17:00 Uhr | James Kennedy (University of Lisbon) | New results on spectral minimal partitions of metric graphs |
| 15.08.2023, 16:00 Uhr | Gilad Sofer (Technion, Haifa, Israel) | Spectral properties of quasiperiodic metric graphs |
| 15.08.2023, 15:00 Uhr | Vsevolod Chernyshev (National Research University, Moskau) | Dynamical system of moving points on metric graphs and related problems from analytic number theory |
| 05.07.2023, 14:30 Uhr | Kévin Le Balc'h (Paris Sorbonne Université) | Observability for Schrödinger equations posed on the whole plane |
| 28.06.2023, 14:30 Uhr | Tommaso Rossi (Universität Bonn) | First-order heat content asymptotics on RCD(K,N) spaces |
| 21.06.2023, 14:30 Uhr | Francesco Tudisco (Gran Sasso Science Institute, Italy) | Nonlinear Perron-Frobenius theory for multi-homogeneous mappings and applications |
| 31.05.2023, 14:30 Uhr | Mostafa Sabri (Cairo University) | Flat bands of periodic graphs |
| 24.05.2023, 14:30 Uhr | Lahcen Maniar (Cadi Ayyad University, Marrakesh) | Logaritmic convexity of semigroups and inverse problems of Ornstein-Uhlenbeck equations |
| 03.05.2023 - 04.05.2023 | Workshop: Dirac equation between discrete and continuous: new trends and applications | |
| 04.05.2023, 18:20 Uhr | Daniel Parra (University of Santiago, Chile) | Continuum limit for a discrete Hodge-Dirac operator on square lattices |
| 04.05.2023, 17:40 Uhr | Timoteo Carletti (University of Namur, Belgium) | Global Topological Synchronisation on Simplicial and Cell Complexes |
| 04.05.2023, 17:00 Uhr | Alberto Richtsfeld (University of Potsdam, Germany) | Boundary Value Problems for Dirac Operators on Graphs |
| 04.05.2023, 15:50 Uhr | Marjeta Kramar Fijavž (University of Ljubljana, Slovenia) | Dirac equation on metric graphs |
| 04.05.2023, 15:10 Uhr | Illia Karabash (University of Bonn, Germany) | M-boundary tuples and the description of m-dissipative boundary conditions for abstract wave equations |
| 04.05.2023, 14:30 Uhr | Kelin Xia (Nanyang Technological University, Singapore) | Persistent Dirac model for molecular data analysis |
| 03.05.2023, 18:20 Uhr | Hanne Van Den Bosch (University of Chile, Chile) | Boundary conditions for self-adjoint Dirac operators and applications to graphene |
| 03.05.2023, 17:40 Uhr | Sergei Avdonin (University of Alaska Fairbanks, United States) | Inverse Problems for the Dirac equation on Metric Graphs |
| 03.05.2023, 17:00 Uhr | Shahn Majid (Queen Mary University of London, UK) | Dirac operators built from quantum Riemannian geometries |
| 03.05.2023, 15:50 Uhr | Lorenzo Tentarelli (Politecnico di Torino, Italy) | On the nonlinear Dirac equation on metric graphs |
| 03.05.2023, 15:10 Uhr | Ginestra Bianconi (Queen Mary University of London, UK) | The Discrete Dirac operator and its associated field theory |
| 03.05.2023, 14:30 Uhr | Olaf Post (University of Trier, Germany) | Some remarks on Dirac operators on graphs |
| 26.04.2023, 15:00 Uhr | Jon Harrison (Baylor University) | Quantizing graphs, one way or two? |
| 12.04.2023, 15:00 Uhr | Julien Royer (Université Paul Sabatier, Institut de Mathématiques de Toulouse) | Local energy decay for the wave and Schrödinger equations |
| 22.03.2023, 14:30 Uhr | Walton Green (Washington University, St. Louis) | Dominating Sets, Uncertainty Principle, and Geometric Control |
| 08.03.2023, 14:30 Uhr | Giulia Meglioli (Universität Bielefeld) | Uniqueness for elliptic equations on infinite graphs |
| 01.03.2023, 15:00 Uhr | Zeev Rudnick (Tel-Aviv University) | Robin vs Neumann spectra for planar domains |
| 22.02.2023, 14:30 Uhr | Patrizio Bifulco (FernUniversität in Hagen) | Single and Attractive: Uniqueness and Stability of Economic Equilibria under Monotonicity Assumptions |
| 01.02.2023, 14:30 Uhr | Nataliia Goloshchapova (Sao Paulo) | Stability of standing waves for NLS equation on certain metric graphs |
| 25.01.2023, 14:30 Uhr | Aleksey Kostenko (Ljubljana) | Inverse spectral theory for strings and the conservative Camassa-Holm flow |
| 18.01.2023, 14:30 Uhr | Asma Hassannezhad (University of Bristol) | Isoperimetric inequalities for mixed Steklov eigenvalues on a surface |
| 14.12.2022, 15:00 Uhr | Ayman Kachmar (The Lebanese University in Beirut, Lebanon) | Quantum tunneling in deep potential wells and strong magnetic field revisited |
| 07.12.2022, 14:30 Uhr | Hanne Van Den Bosch (Santiago de Chile) | A Keller-Lieb-Thirring Inequality for Dirac operators |
| 26.10.2022, 14:30 Uhr | Felix Pogorzelski (Universität Leipzig) | Hardy inequalities on graphs and some of their implications |
| 12.10.2022, 16:30 Uhr | Jussi Behrndt (TU Graz) | Sharp boundary trace theory and Schrödinger operators on bounded Lipschitz domains |
| 07.09.2022, 15:30 Uhr | Omid Amini (CNRS, Paris) | Geometry of tropical curves and applications |
| 24.08.2022, 14:30 Uhr | Vyacheslav Pivovarchik (Odessa) | On cospectral quantum graphs with Dirichlet conditions at pendant vertices |
| 28.06.2022, 14:30 Uhr | Robert Denk (Universität Konstanz) | Nonlinear semigroups and $\Gamma$-convergence |
| 08.06.2022, 15:30 Uhr | Joachim von Below (Université du Littoral Côte d'Opale, Calais) | Travelling waves and fronts in reaction-diffusion equations on metric graphs |
| 02.05.2022, 14:30 Uhr | Fabian Rupp (Universität Wien) | Li-Yau inequalites for the Helfrich functional Link zum Video Vortragsfolien (PDF 797 KB) |
| 27.04.2022, 14:00 Uhr | Davide Bianchi (Harbin Institute of Technology, Shenzen, China) | Asymptotic spectra of large graphs with a uniform local structure Link zum Video Vortragsfolien (PDF 812 KB) |
| 06.04.2022, 15:30 Uhr | Alexander Dicke (TU Dortmund) | Observability from sensor sets with decaying density |
| 06.04.2022, 14:30 Uhr | Alessandro Duca (Université Paris-Saclay) | Global exact controllability of the bilinear Schrödinger equation on graphs |
| 30.03.2022, 16:00 Uhr | Roberto Natalini (CNR Rom) | Mean field and macroscopic limits for hybrid model of cell motion |
| 21.03.2022, 15:30 Uhr | Rico Zacher (Universität Ulm) | Li-Yau inequalities for general non-local diffusion equations via reduction to the heat kernel Link zum Video Vortragsfolien (PDF 299 KB) |
| 23.02.2022, 14:30 Uhr | Lorenzo Brasco (University of Ferrara) | Principal frequencies and inradius Link zum Video Vortragsfolien (PDF 1 MB) |
| 09.02.2022, 15:30 Uhr | Jan Meichsner (FernUniversität in Hagen) | Fractional powers of linear operators and |
| 02.02.2022, 14:30 Uhr | Mostafa Sabri (Universität Kairo) | Spectral analysis of large quantum graphs |
| 26.01.2022, 14:30 Uhr | Olaf Post (Universität Trier) | Some recent results on graph perturbations and the effect on their spectrum |
| 19.01.2022, 14:30 Uhr | Anna Dall'Acqua (Universität Ulm) | On the elastic flow of networks |
| 15.12.2021, 14:30 Uhr | José Mazon (University of Valencia) | The Total Variation Flow in Metric Graphs |
| 01.12.2021, 14:30 Uhr | Sabine Bögli (Durham University) | On the discrete eigenvalues of Schrödinger operators with complex potentials |
| 24.11.2021, 14:30 Uhr | Nunzia Gavitone (University of Naples Federico II) | Sharp estimates for the Gaussian torsional rigidity with Robin boundary conditions |
| 10.11.2021, 16:00 Uhr | Robert Seiringer (IST Austria) | Quantum fluctuations and dynamics of a strongly coupled polaron |
| 27.10.2021, 11:00 Uhr | Bobo Hua (Fudan University, Shanghai) | Subharmonic functions on graphs with positive spectrum |
| 13.10.2021, 14:30 Uhr | Ginestra Bianconi (Queen Mary University of London) | The topological Dirac equation of networks and simplicial complexes |
| 28.07.2021, 14:30 Uhr | Aleksandra Puchalska (Universität Warschau) | Multigroup SIS type model with fixed time impulses |
| 21.07.2021, 14:30 Uhr | Martin Burger (Friedrich-Alexander-Universität Erlangen-Nürnberg) | Transport distances and gradient flows on networks |
| 07.07.2021, 14:30 Uhr | Sahiba Arora (TU Dresden) | Uniform maximum and anti-maximum principles |
| 30.06.2021, 14:30 Uhr | Julio D. Rossi (Universidad de Buenos Aires) | Convexity and its associated equation |
| 16.06.2021, 16:15 Uhr | Ralph Chill (TU Dresden) | The Kato property of sectorial forms |
| 16.06.2021, 15:00 Uhr | Max von Renesse (Universität Leipzig) | Spectral gap estimates for Brownian motion on domains with sticky-reflecting boundary diffusion |
| 09.06.2021, 14:30 Uhr | Jeremy Martin (Institut de recherche mathématique de Rennes, France) | Geometric conditions for the controllability of free and harmonic Schrödinger equations |
| 02.06.2021, 16:00 Uhr | Joachim Kerner (FernUniversität in Hagen) | Remarks on the spectral gap of one-dimensional Schrödinger operators |
| 26.05.2021, 16:30 Uhr | Marcel Filoche (Ecole Polytechnique, Palaiseau) | The landscape of wave localization in complex or disordered systems Vortrag im Rahmen des Mathematischen Kolloquiums. Link zum Video |
| 19.05.2021, 14:30 Uhr | Eszter Sikolya (ELTE Universität, Budapest) | Stochastic reaction-diffusion equations on networks |
| 12.05.2021, 16:00 Uhr | Wesley Jones (Emory University) | Sharp diameter bound on the spectral gap of quantum graphs |
| 05.05.2021, 14:30 Uhr | Maya Briani (IAC - CNR, Rom) | Shallow water equations in channel networks Folien (PDF 1 MB) |
| 28.04.2021, 14:30 Uhr | Michela Egidi (Ruhr-Uni Bochum) | Spectral inequalities and thick sets: an abstract Logvinenko-Sereda type theorem |
| 21.04.2021, 14:30 Uhr | Gökhan Mutlu (Gazi University) | On the quotient quantum graph with respect to the regular representation |
| 14.04.2021, 14:30 Uhr | Marvin Plümer (FernUniversität in Hagen) | On Pleijel's nodal domain theorem for quantum graphs |
| 24.03.2021, 17:00 Uhr | Gregory Berkolaiko (Texas A&M University) | Lateral variation principle and extrema of dispersion relation of periodic graphs |
| 17.03.2021, 14:30 Uhr | Giuseppe Coclite (University of Bari) | Nonlinear Peridynamic Models Vortragsfolien (PDF 3 MB) |
| 10.03.2021, 16:30 Uhr | Mahmood Ettehad (University of Minnesota) | Three Dimensional Elastic Frames: Rigid Joint Conditions In Variational And Differential Formulation Link zum Video Vortragsfolien (PDF 4 MB) |
| 03.03.2021, 13:30 Uhr | Pedro Miana (University of Zaragoza) | Fundamental solutions for semidiscrete evolution equations via Banach algebras |
| 24.02.2021, 14:30 Uhr | Michael Hartz (Universität des Saarlandes) | The column-row property for complete Pick spaces |
| 17.02.2021, 14:30 Uhr | Ernesto Estrada (University of Zaragoza) | Hubs-biased Laplacian operators and hubs-biased dynamics on graphs/networks |
| 17.02.2021, 15:30 Uhr | Gissell Estrada-Rodriguez (Pierre and Marie Curie University) | Metaplex networks: influence of the exo-endo structure of complex systems on diffusion |
| 17.02.2021, 16:15 Uhr | Matthias Keller (Universität Potsdam) | From Hardy to Rellich inequalities and Agmon estimates on graphs |
| 17.02.2021, 17:15 Uhr | Christian Rose (Universität Potsdam) | Neumann heat kernel estimates for integral Ricci curvature conditions |
| 18.02.2021, 14:30 Uhr | Peter Stollmann (Universität Chemnitz) | A new uncertainty principle at low energies |
| 18.02.2021, 15:30 Uhr | Marcel Schmidt (Universität Jena/Leipzig) | Poincaré inequalities on graphs |
| 18.02.2021, 16:15 Uhr | Yehuda Pinchover (Technion, Haifa) | On the equivalence of heat kernels of second-order parabolic operators |
| 18.02.2021, 17:15 Uhr | Matthias Hofmann (University of Lisbon) | An existence theory for nonlinear equations on metric graphs via energy methods |
| 18.02.2021, 18:00 Uhr | Andrea Serio (University of Stockholm) | On extremal eigenvalues of the graph Laplacian |
| 10.02.2021, 17:00 Uhr | Enzo Vitillaro (University of Perugia) | The wave equation with acoustic boundary conditions |
| 03.02.2021, 15:00 Uhr | Leonid Parnovski (University College London) | Bethe-Sommerfeld conjecture: results old and new |
| 27.01.2021, 15:00 Uhr | Constanza Rojas-Molina (Université de Cergy-Pointoise, Paris) | Random Schrödinger Operators arising in the study of aperiodic media |
| 20.01.2021, 14:30 Uhr | Andrea Pinamonti (University of Trento) | $\Gamma$-convergence and $H$-convergence for functionals and operators depending on vector fields |
| 13.01.2021, 14:30 Uhr | Valter Moretti (University of Trento) | An operational construction of the sum of two non-commuting observables in quantum theory and related constructions |
| 16.12.2020, 14:00 Uhr | Jeremy Marzuola (University of North Carolina at Chapel Hill) | Edge localized states on quantum graphs in the limit of large mass |
| 02.12.2020, 10:00 Uhr | Can Zhang (Wuhan University) | Control and Observation for Parabolic Equations Vortragsfolien (PDF 313 KB) |
| 23.11.2020, 14:30 Uhr | Maria Rosaria Lancia (University of Rome - Sapienza) | Fractional Robin Problems in irregular domains |
| 18.11.2020, 15:00 Uhr | Leonid Polterovich (University of Tel Aviv) | Persistence barcodes and Laplace eigenfunctions on surfaces |
| 18.11.2020, 16:00 Uhr | Iosif Polterovich (University of Montreal) | Steklov eigenvalues, sloping beaches and quantum graphs |
| 10.11.2020, 15:30 Uhr | Stefan Steinerberger (University of Washington) | The Hot Spots Problem on Graphs |
| 04.11.2020, 14:30 Uhr | Marco Marletta (Cardiff University) | The essential numerical range for unbounded linear operators Link zum Video |
| 28.10.2020, 14:30 Uhr | Matthias Täufer (FernUniversität in Hagen) | A robust initial scale estimate and localization at band edges of the continuum Anderson model |
| 21.10.2020, 14:30 Uhr | Liviu Ignat ("Simion Stoilow" Institute of Mathematics of the Romanian Academy) | Asymptotic behavior of solutions for some local and nonlocal diffusion problems on metric graphs |
| 07.10.2020, 14:30 Uhr | Ram Band (Technion, Haifa) | Neumann domains on manifolds and graphs |
| 30.09.2020, 14:00 Uhr | Noema Nicolussi (Universität Wien und École polytechnique) | Variations of canonical measures: Graphs and Riemann surfaces |
| 03.09.2020, 14:00 Uhr | Amru Hussein (TU Kaiserslautern) | Hidden symmetries in non-self-adjoint graphs |
| 04.03.2020, 14:30 Uhr | Kresimir Veselić (FernUniversität in Hagen) | Higher order estimates for selfadjoint eigenvalues |
| 20.02.2020, 15:30 Uhr | Markus Kunze (Universität Konstanz) | Degenerierte Konvergenz von Lösungen semilinearer Gleichungen |
| 21.01.2020, 15:00 Uhr | Matthias Erbar (Universität Bonn) | A variational characterisation of the Sine_β point process |
| 27.11.2019, 16:30 Uhr | Federica Gregorio (University of Salerno, Italy) | Some results on second-order elliptic operators with polynomially growing coefficients in L^p-spaces |
| 27.11.2019, 15:00 Uhr | Simon Becker (University of Cambridge, England) | Dynamical delocalization for discrete Schrödinger operators |
| 16.10.2019, 14:00 Uhr | Marvin Plümer (FernUniversität in Hagen, Lehrgebiet Analysis) | Eigenvalue bounds for the Laplacian on embedded metric graphs |
| 02.10.2019, 15:00 Uhr | Michael Hartz | Endlichdimensionale Dilatationen |
| 17.09.2019, 16:30 Uhr | Lahcen Maniar (Cadi Ayyad University, Marrakesh, Morocco) | Parabolic equations with dynamic boundary conditions: wellposedness and maximal regularity |
| 17.06.2019, 17:00 Uhr | James Kennedy (University of Lisbon, Portugal) | Die Eigenwerte des Robin-Laplace-Operators mit komplexem Parameter |
| 12.12.2018, 14:30 Uhr | Marvin Plümer (FernUniversität in Hagen, Lehrgebiet Analysis) | An eigenvalue bound for the Kirchhoff-Laplacian on planar quantum graphs |
| 29.11.2018, 16:00 Uhr | Felix Schwenninger (Universität Hamburg) | Constant(ly appearing) tricks |
| 18.09.2018, 16:00 Uhr | Marcel Schmidt (Universität Jena) | On the uniqueness class, stochastic completeness and volume growth for graphs |
| 28.08.2018, 16:00 Uhr | Noema Nicolussi (Universität Wien, Österreich) | Spectral Estimates for Infinite Quantum Graphs |
| 07.03.2018, 16:30 Uhr | Alessia Kogoj (Universität Urbino, Italien) | Subelliptic Liouville theorems |
| 26.06.2017, 14:30 Uhr | James Kennedy (University of Lisbon, Portugal) | Asymptotics of eigenvalues of Robin Laplacians |
| 17.05.2017, 14:30 Uhr | Federica Gregorio (FernUniversität in Hagen, Lehrgebiet Analysis) | Fourth-order Schrödinger type operator with singular potentials |
| 03.05.2016, 17:00 Uhr | Amru Hussein (TU Darmstadt) | Well-Posedness for the Primitive Equations for the Ocean and the Atmosphere |
| 15.01.2015, 16:00 Uhr | Hynek Kovarik (Universität Brescia, Italien) | Improved Berezin-Li-Yau inequalities with magnetic field |
| 24.11.2014, 15:00 Uhr | Matthias Keller (Friedrich-Schiller-Universität Jena) | Schrödinger operators on sparse graphs |
