176 citations
- Technische Universität DresdenDE118 papers
- University of WürzburgDE98 papers
- Leibniz Institute for Solid State and Materials ResearchDE70 papers
- Helmholtz-Zentrum Dresden-RossendorfDE33 papers
- Centre National de la Recherche ScientifiqueFR19 papers
- Max Planck Institute for Chemical Physics of SolidsDE18 papers
- Max Planck Institute for the Physics of Complex SystemsDE14 papers
- The University of TokyoJP10 papers
- Commissariat à l'Énergie Atomique et aux Énergies AlternativesFR9 papers
- Helmholtz-Zentrum Berlin für Materialien und EnergieDE9 papers
- Diamond Light SourceGB8 papers
- Paul Scherrer InstituteCH8 papers
6 papers · 2 filters
Real critical exponents from the -expansion in an interacting model with non-Hermitian anisotropy
Eduard Naichuk, Jeroen van den Brink, Flavio S. Nogueira
In quantum optics and condensed matter physics non-Hermitian phenomena are often studied under the assumption of an open physical system. However, there are examples of intrinsical…
Multi-block exceptional points in open quantum systems
Aysel Shiralieva, Grigory A. Starkov, Björn Trauzettel
Open quantum systems can be approximately described by non-Hermitian Hamiltonians (NHHs) and Liouvillian superoperators. The two approaches differ by quantum jump terms correspondi…
Quantifying Spin Defect Density in hBN via Raman and Photoluminescence Analysis
Atanu Patra, Paul Konrad, Andreas Sperlich +6
Negatively charged boron vacancies () in hexagonal boron nitride (hBN) are emerging as promising solid-state spin qubits due to their optical accessibility, structu…
Local Information Flow in Quantum Quench Dynamics
Nicolas P. Bauer, Björn Trauzettel, Thomas Klein Kvorning +2
We investigate the out-of-equilibrium dynamics of quantum information in one-dimensional systems undergoing a quantum quench using a local perspective based on the information latt…
Asymptotic Exceptional Steady States in Dissipative Dynamics
Yu-Min Hu, Jan Carl Budich
Spectral degeneracies in Liouvillian generators of dissipative dynamics generically occur as exceptional points, where the corresponding non-Hermitian operator becomes non-diagonal…
Intermediate Excited State Relaxation Dynamics of Boron Vacancy Spin Defects in Hexagonal Boron Nitride
Paul Konrad, Mehran Kianinia, Lesley Spencer +5
Optically addressable spin defects in hexagonal boron nitride offer promising potential for 2D quantum sensing, though excited-state dynamics remain poorly understood. In particula…