Scattering dynamics and boundary states of a non-Hermitian Dirac equation

• Main Authors: Terh, Yun Yong, Banerjee, Rimi, Xue, Haoran, Chong, Yidong
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2023
• Subjects: Science::Physics; Science::Physics::Optics and light; Boundary State; Dirac's Equation
• Online Access: https://hdl.handle.net/10356/170176
• Institution: Nanyang Technological University

We study a non-Hermitian variant of the (2+1)-dimensional Dirac wave equation, which hosts a real energy spectrum with pairwise-orthogonal eigenstates. In the spatially uniform case, the Hamiltonian's non-Hermitian symmetries allow its eigenstates to be mapped to a pair of Hermitian Dirac s...