Artificial Hawking radiation, weak pseudo-Hermiticity and Weyl semimetal blackhole analogy
arXiv:2208.00599 · doi:10.1063/5.0084494
Abstract
We examine the possibility of artificial Hawking radiation by proposing a non-PT-symmetric weakly pseudo-Hermitian two-band model containing a tilting parameter by pursuing Weyl semimetal blackhole analogy. We determine the tunnelling probability using such a Hamiltonian through the event horizon that acts as a classically forbidden barrier.
9 pages. arXiv admin note: substantial text overlap with arXiv:2108.11648
References in corpus (15)
- The physics of exceptional points
- Weyl Exceptional Rings in a Three-Dimensional Dissipative Cold Atomic Gas
- Faster than Hermitian Quantum Mechanics
- Hawking radiation from ultrashort laser pulse filaments
- Black hole and Hawking radiation by type-II Weyl fermions
- Remarks on Hawking radiation as tunneling from the BTZ black holes
- Emergent Weyl spinors in multi-fermion systems
- Spectral singularities in PT-symmetric periodic finite-gap systems
- Interactions of Hermitian and non-Hermitian Hamiltonians
- Hawking fragmentation and Hawking attenuation in Weyl semimetals
- Artificial event horizons in Weyl semimetal heterostructures and their non-equilibrium signatures
- Open quantum systems with loss and gain
- Exceptional point in a coupled Swanson system
- Tunneling of Hawking radiation for BTZ black hole revisited
- Symmetry and degeneracy, exceptional point and coalescence: a pedagogical approach