Resonant mode conversion in partially parity-time-symmetric waveguides
D Wang, Y Wang, L Li - Physical Review A, 2024 - APS
Resonant mode conversions in partially parity-time (PT)-symmetric multimode waveguides
are investigated. First, the symmetry breaking and degeneracy splitting of linear eigenmodes …
are investigated. First, the symmetry breaking and degeneracy splitting of linear eigenmodes …
[HTML][HTML] Mode-cleaning in antisymmetrically modulated non-Hermitian waveguides
We demonstrate all-optical spatial mode-cleaning in non-Hermitian waveguides. The effect
is accounted by a unidirectional coupling among the modes resulting from a simultaneous …
is accounted by a unidirectional coupling among the modes resulting from a simultaneous …
Selection and enhancement of the frequency modes with Floquet exceptional points and chiral Zener tunneling
Y Chen, P Zhang, C Hong, Y Song, S Ke… - Applied Physics …, 2024 - pubs.aip.org
Mode selecting plays a vital role in the field of optoelectronics, such as optical
communication, signal processing, on-chip light manipulation, mode conversion, and …
communication, signal processing, on-chip light manipulation, mode conversion, and …
Hybrid patterns and solitonic frequency combs in non-Hermitian Kerr Cavities
We unveil a new scenario for the formation of dissipative localised structures in nonlinear
systems. Commonly, the formation of such structures arises from the connection of a …
systems. Commonly, the formation of such structures arises from the connection of a …
Non-Hermitian gravitational effects on Bose-Einstein condensate
TF Zhang, C Li, Y Pei, K Liu, WM Liu - arXiv preprint arXiv:2312.15436, 2023 - arxiv.org
We investigated the impact of Non-Hermitian gravitational potentials on the spatial
distribution of Bose-Einstein condensate (BEC) wave functions. Through numerical solutions …
distribution of Bose-Einstein condensate (BEC) wave functions. Through numerical solutions …