Parity–time symmetry synthetic lasers: Physics and devices
The invention of the laser has revolutionized modern science and engineering as well as
our daily lives. Recently, a new class of lasers based on concepts borrowed from parity–time …
our daily lives. Recently, a new class of lasers based on concepts borrowed from parity–time …
High-order exceptional point based optical sensor
Y Wu, P Zhou, T Li, W Wan, Y Zou - Optics Express, 2021 - opg.optica.org
Exceptional points (EPs) could potentially enhance the sensitivity of an optical sensing
system by orders of magnitude. Higher-order EP systems, having more complex physics …
system by orders of magnitude. Higher-order EP systems, having more complex physics …
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 …
wavelength options, and direct electrical drive, have found widespread application in many …
Transmission properties of thue-morse, fibonacci and fixed length photonic crystals: comparing the planar and annular geometries
In this research, we have investigated electromagnetic light propagation through both planar
and annular photonic crystals numerically. Three types of structures including,(A) constant …
and annular photonic crystals numerically. Three types of structures including,(A) constant …
Parity-time symmetric gratings in 1550?? nm distributed-feedback laser diodes: insight on device design rules
H Benisty, V Brac de la Perrière… - Journal of the Optical …, 2021 - opg.optica.org
We build on former results from our work on parity-time symmetric gratings implemented in
1550 nm distributed-feedback laser diodes to address the design issues raised by the first …
1550 nm distributed-feedback laser diodes to address the design issues raised by the first …
Towards promising platform by using annular photonic crystals to simulate and design useful mask
Human masks are considered the mainstay in air filtration and purification technologies and
against the spreading of bacterial and viral infections. This paper introduces a novel design …
against the spreading of bacterial and viral infections. This paper introduces a novel design …
Accessing the exceptional points in coupled Fabry–Perot resonators through hybrid integration
Y Zhu, L Zhu - Acs Photonics, 2018 - ACS Publications
Parity-time (PT) symmetric coupled microresonators with judiciously modulated loss and
gain have been widely studied to reveal many non-Hermitian features in optical systems …
gain have been widely studied to reveal many non-Hermitian features in optical systems …
Approaches to tuning the exceptional point of PT-symmetric double ridge stripe lasers
T Fu, Y Wang, X Zhou, F Du, J Fan, X Wang, J Chen… - Optics …, 2021 - opg.optica.org
Electrically injected Parity-time (PT)-symmetric double ridge stripe semiconductor lasers
lasing at 980 nm range are designed and measured. The spontaneous PT-symmetric …
lasing at 980 nm range are designed and measured. The spontaneous PT-symmetric …
Circular Bragg lasers with radial PT symmetry: design and analysis with a coupled-mode approach
Parity–time (PT) symmetry has been demonstrated in the frame of classic optics. Its
applications in laser science have resulted in unconventional control and manipulation of …
applications in laser science have resulted in unconventional control and manipulation of …
Wave beams in active periodic structures with quadratic nonlinearity
MV Komissarova, IG Zakharova, TM Lysak… - Bulletin of the Russian …, 2021 - Springer
An investigation is performed of the formation of parametric optical solitons in a Bragg
structure doped with active elements with quadratic nonlinearity. Numerical modeling is …
structure doped with active elements with quadratic nonlinearity. Numerical modeling is …