Kunst Research Group

Publications


2024  |  2023  |  2022  |  2021  |  2020  |  2019  |  2018  |  2017  |  2015


2024

Protected gap closing and reopening in topological-insulator Josephson junctions

Jakob Schluck, Ella Nikodem, Anton Montag, Alexander Ziesen, Mahasweta Bagchi, Fabian Hassler, Yoichi Ando

arXiv 2406.08265 (2024) Preprint | PDF


Symmetry-induced higher-order exceptional points in two dimensions

Anton Montag, Flore K. Kunst

Physical Review Research 6 023205 (2024) | Journal | PDF


Three perspectives on entropy dynamics in a non-Hermitian two-state system

Alexander Felski, Alireza Beygi, Christos Karapoulitidis, S. P. Klevansky

arXiv 2404.03492 (2024) Preprint | PDF


Exceptional points of any order in a generalized Hatano-Nelson model

Julius Gohsrich, Jacob Fauman, Flore K. Kunst

arXiv 2403.12018 (2024) Preprint | PDF


Essential implications of similarities in non-Hermitian systems

Anton Montag, Flore K. Kunst

arXiv 2402.18249 (2024) Preprint | PDF


Non-Hermitian chiral anomalies in interacting systems

Sharareh Sayyad

Physical Review Research (6) L012028 (2024) | Journal | PDF


Transfer learning from Hermitian to non-Hermitian quantum many-body physics

Sharareh Sayyad, Jose L. Lado

Journal of Physics: Condensed Matter 36(185603) (2024) | Journal | PDF



2023

Digital Discovery of 100 diverse Quantum Experiments with PyTheus

Carlos Ruiz-Gonzalez, Sören Arlt, Jan Petermann, Sharareh Sayyad, Tareq Jaouni, Ebrahim Karimi, Nora Tischler, Xuemei Gu, Mario Krenn

Quantum 7 1204 (2023) | Journal | PDF


Topological Properties of a Non-Hermitian Quasi-1D Chainwith a Flat Band

C. Martínez-Strasser, M. A. J. Herrera, G. Palumbo, Flore K. Kunst, D. Bercioux

Advanced Quantum Technologies 7(2) 2300225 (2023) | Journal | PDF


Symmetry-protected exceptional and nodal points in non-Hermitian systems

Sharareh Sayyad, Marcus Stålhammar, Lukas Rødland, Flore K. Kunst

SciPost Physics (15) 200 (2023) | Journal | PDF


Topological phase diagrams of exactly solvable non-Hermitian interacting Kitaev chains

Sharareh Sayyad, Jose L. Lado

Physical Review Research 5(2) L022046 (2023) | Journal | PDF


PT symmetry-protected exceptional cones and analogue Hawking radiation

Marcus Stålhammar, Jorge Larana-Aragon, Lucas Rødland, Flore K. Kunst

New Journal of Physics 25 043012 (2023) | Journal | PDF



2022

Protection of all nondefective twofold degeneracies by antiunitary symmetries in non-Hermitian systems

Sharareh Sayyad

Physical Review Research 4(4) 043213 (2022) | Journal | PDF


Bound states and photon emission in non-Hermitian nanophotonics

Zongping Gong, Miguel Bello, Daniel Malz, Flore K. Kunst

Physical Review A 106 053517 (2022) | Journal | PDF


Realizing exceptional points of any order in the presence of symmetry

Sharareh Sayyad, Flore K. Kunst

Physical Review Research 4(2) 023130 (2022) | Journal | PDF


Anomalous Behaviors of Quantum Emitters in Non-Hermitian Baths

Zongping Gong, Miguel Bello, Daniel Malz, Flore K. Kunst

Physical Review Letters 129 223601 (2022) | Journal | PDF


Topological interface of light

Flore K. Kunst

Nature Physics 18(6) 609-610 (2022) | Journal


News & Views


2021

PT symmetry-protected exceptional cones and analogue Hawking radiation

Marcus Stålhammar, Jorge Larana-Aragon, Lukas Rødland, Flore K. Kunst

New Journal of Physics 25 043012 (2023) | Journal | PDF


PT symmetry-protected exceptional cones and analogue Hawking radiation

Marcus Stålhammar, Jorge Larana-Aragon, Lukas Rødland, Flore Kunst

arXiv: 2106.05030v1 (2021) Preprint | PDF


Exceptional topology of non-Hermitian systems

Emil J. Bergholtz, Jan Carl Budich, Flore Kunst

Reviews of Modern Physics 93(1) 015005 (2021) | Journal | PDF



2020

Exceptional topology of non-Hermitian systems

Emil J. Bergholtz, Jan Carl Budich, Flore Kunst

Reviews of Modern Physics 93(1) 015005 (2021) | Journal | PDF


Phase transitions and generalized biorthogonal polarization in non-Hermitian systems

Elisabet Edvardsson, Flore Kunst, Tsuneya Yoshida, Emil J. Bergholtz

Physical Review Research 2(4) 043046 (2020) | Journal


Phase transitions and generalized biorthogonal polarization in non-Hermitian systems

Elisabet Edvardsson, Flore Kunst, Tsuneya Yoshida, Emil J. Bergholtz

Physical Review Research 2(4) 043046 (2020) | Journal | PDF


Dissipative analog of four-dimensional quantum Hall physics

Fanny Terrier, Flore Kunst

Physical Review Research 2(2) 023364 (2020) | Journal | PDF


Dissipative analog of four-dimensional quantum Hall physics

Fanny Terrier, Flore Kunst

Physical Review Research 2(2) 023364 (2020) | Journal



2019

Corner states of light in photonic waveguides

Ashraf El Hassan, Flore K. Kunst, Alexander Moritz, Guillermo Andler, Emil J. Bergholtz, Mohamed Bourennane

Nature Photonics 13(10) 697-700 (2019) | Journal


Non-Hermitian systems and topology: A transfer-matrix perspective

Flore K. Kunst, Vatsal Dwivedi

Physical Review B 99(24) 245116 (2019) | Journal


suggested by editors

Non-Hermitian extensions of higher-order topological phases and their biorthogonal bulk-boundary correspondence

Elisabet Edvardsson, Flore K. Kunst, Emil J. Bergholtz

Physical Review B 99(8) 081302 (2019) | Journal


Extended Bloch theorem for topological lattice models with open boundaries

Flore K. Kunst, Guido van Miert, Emil J. Bergholtz

Physical Review B 99(8) 085427 (2019) | Journal


Boundaries of boundaries: A systematic approach to lattice models with solvable boundary states of arbitrary codimension

Flore K. Kunst, Guido van Miert, Emil J. Bergholtz

Physical Review B 99(8) 085426 (2019) | Journal


Symmetry-protected nodal phases in non-Hermitian systems

Jan Carl Budich, Johan Carlstrom, Flore K. Kunst, Emil J. Bergholtz

Physical Review B 99(4) 041406 (2019) | Journal


suggested by editors


2018

Biorthogonal Bulk-Boundary Correspondence in Non-Hermitian Systems

Flore K. Kunst, Elisabet Edvardsson, Jan Carl Budich, Emil J. Bergholtz

Physical Review Letters 121(2) 026808 (2018) | Journal


suggested by editors

Lattice models with exactly solvable topological hinge and corner states

Flore K. Kunst, Guido van Miert, Emil J. Bergholtz

Physical Review B 97(24) 241405 (2018) | Journal


Transversal magnetotransport in Weyl semimetals: Exact numerical approach

Jan Behrends, Flore Kunst, Bjoern Sbierski

Physical Review B 97(6) 064203 (2018) | Journal



2017

Anatomy of topological surface states: Exact solutions from destructive interference on frustrated lattices

Flore K. Kunst, Maximilian Trescher, Emil J. Bergholtz

Physical Review B 96(8) 085443 (2017) | Journal



2015

Kekule versus hidden superconducting order in graphene-like systems: Competition and coexistence

Flore K. Kunst, Christophe Delerue, Cristiane Morais Smith, Vladimir Juricic

Physical Review B 92(16) 165423 (2015) | Journal


Contact

flore.kunst@mpl.mpg.de


Flore Kunst

Lise Meitner Research Group

MPI for the Science of Light

Staudtstr. 2

D-91058 Erlangen, Germany

MPL Research Centers and Schools