A review: Rise of PT-symmetry for laser applications

S Praveena, K Senthilnathan - Optik, 2023 - Elsevier
In quantum mechanics, with the groundbreaking discovery of parity-time symmetry (PT-
symmetry), Bender and Boettcher unfold the nature of the non-Hermitian Hamiltonian to …

Topologically Protected Single Edge Mode Lasing in Photonic Crystal Su–Schrieffer–Heeger Lattice with Directional Loss Control

XT Cheng, LF Wang, YZ Li, DB Hou… - Laser & Photonics …, 2024 - Wiley Online Library
Topological photonics is considered to be a robust and flexible platform for the design of
nanophotonic devices against structural imperfections and performance degradation …

Advances in Semiconductor Lasers Based on Parity–Time Symmetry

H Sha, Y Song, Y Chen, J Liu, M Shi, Z Wu, H Zhang… - Nanomaterials, 2024 - mdpi.com
Semiconductor lasers, characterized by their high efficiency, small size, low weight, rich
wavelength options, and direct electrical drive, have found widespread application in many …

Tunable single frequency Hz-magnitude narrow linewidth Brillouin fiber laser based on parity-time symmetry

Y Lv, B Yin, X Chen, G Sang, S Liu, G Li, S **ao… - Optics …, 2024 - opg.optica.org
An Hz-magnitude ultra-narrow linewidth single-frequency Brillouin fiber laser (BFL) is
proposed and experimentally demonstrated. The single frequency of the laser is selected by …

[HTML][HTML] 微腔真空场对辐射过程的调控及应用 (特邀)

程晓天, 汪玲芳, 于家望, 丁舒宁, 倪之博… - ACTA PHOTONICA …, 2024 - opticsjournal.net
摘要真空电磁模式与辐射源之间的相互耦合决定了辐射源的辐射特性. 光学微腔能够对真空光子
态密度进行有效调控, 进而影响辐射源的辐射过程. 微腔内真空电磁场的局域分布可以通过微纳 …