Heinrich-Gregor Zirnstein

Bulk-Boundary Correspondence for Non-Hermitian Hamiltonians via Green Functions

Heinrich-Gregor Zirnstein, Gil Refael, Bernd Rosenow · Physical Review Letters · 2021 · 110 citations · Full text

Hamiltonian Theory, Quantum Science, Open Boundary Conditions +14

Voigt Exceptional Points in an Anisotropic ZnO-Based Planar Microcavity: Square-Root Topology, Polarization Vortices, and Circularity

Steffen Richter, Heinrich-Gregor Zirnstein, J. Zúñiga‐Pérez et al. · Physical Review Letters · 2019 · 47 citations · Full text

Photonics, Square-root Topology, Quantum Photonics +15

Exponentially growing bulk Green functions as signature of nontrivial non-Hermitian winding number in one dimension

Heinrich-Gregor Zirnstein, Bernd Rosenow · Physical review. B./Physical review. B · 2021 · 28 citations · Full text

Spectral Theory, Quantum Dynamic, Engineering +18

Cancellation of quantum anomalies and bosonization of three-dimensional time-reversal symmetric topological insulators

Heinrich-Gregor Zirnstein, Bernd Rosenow · Physical Review B · 2013 · 16 citations · Full text

Time-reversal-symmetric topological magnetoelectric effect in three-dimensional topological insulators

Heinrich-Gregor Zirnstein, Bernd Rosenow · Physical review. B./Physical review. B · 2017 · 16 citations · Full text

Engineering, Topological Materials, Topological Quantum State +16