Donghao Yang
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View article: Quasi-continuous single-mode tuning of a circularly polarized microcavity laser via the reflection phase
Quasi-continuous single-mode tuning of a circularly polarized microcavity laser via the reflection phase Open
Tunable lasers have garnered significant attention due to their pivotal roles in various fields, such as biomedical imaging, quantum optics, and spectroscopy. Laser tuning has been demonstrated either discretely based on mode-hopping or co…
View article: Soft-Matter-Based Topological Vertical Cavity Surface Emitting Lasers
Soft-Matter-Based Topological Vertical Cavity Surface Emitting Lasers Open
Polarized topological vertical cavity surface-emitting lasers (VCSELs), as stable and efficient on-chip light sources, play an important role in the next generation of optical storage and optical communications. However, most current topol…
View article: Fractional Talbot Lithography for Predesigned Large-Area Liquid-Crystal Alignment
Fractional Talbot Lithography for Predesigned Large-Area Liquid-Crystal Alignment Open
To address the increasing demands for cost-effective, large-area, and precisely patterned alignment of liquid crystals, a fractional Talbot lithography alignment technique was proposed. A light intensity distribution with a double spatial …
View article: Electro-Optic Response of Polymer-Stabilized Cholesteric Liquid Crystals with Different Polymer Concentrations
Electro-Optic Response of Polymer-Stabilized Cholesteric Liquid Crystals with Different Polymer Concentrations Open
Polymer-stabilized cholesteric liquid crystals (PSCLCs) have emerged as promising candidates for one-dimensional photonic lattices that enable precise tuning of the photonic band gap (PBG). This work systematically investigates the effect …
View article: A Novel Approach for Automated Design Information Mining from Issue Logs
A Novel Approach for Automated Design Information Mining from Issue Logs Open
Software architectures are usually meticulously designed to address multiple quality concerns and support long-term maintenance. However, due to the imbalance between the cost and value for developers to document design rationales (i.e., t…
View article: Electrically Tunable Two-Color Cholesteric Laser
Electrically Tunable Two-Color Cholesteric Laser Open
Two-color lasing emission from an asymmetric structure, consisting of two dye-doped cholesteric liquid crystal (DD-CLC) layers separated by a transparent interlayer, is demonstrated. The DD-CLC mixtures have different reflection bands with…
View article: A deep reinforcement learning based research for optimal offloading decision
A deep reinforcement learning based research for optimal offloading decision Open
Currently, a concern about power resource constraints in the distribution environment is being voiced increasingly, where the increase of power consumption devices overwhelms the terminal load unaffordable and the quality of power consumpt…
View article: Tunable Topological Lasing of Circularly Polarized Light in a Soft‐Matter‐Based Superlattice (Laser Photonics Rev. 17(7)/2023)
Tunable Topological Lasing of Circularly Polarized Light in a Soft‐Matter‐Based Superlattice (Laser Photonics Rev. 17(7)/2023) Open
Tunable Topological Lasing of Circularly Polarized Light in a Soft-Matter-Based Superlattice In article number 2200643, Xinzheng Zhang, Zhigang Chen, Jingjun Xu, and colleagues demonstrate a robust topological interface state lasing at the…
View article: Coronavirus Mask Protection Algorithm: A New Bio-inspired Optimization Algorithm and Its Applications
Coronavirus Mask Protection Algorithm: A New Bio-inspired Optimization Algorithm and Its Applications Open
View article: Dual-Wavelength Lasing with Orthogonal Circular Polarizations Generated in a Single Layer of a Polymer–Cholesteric Liquid Crystal Superstructure
Dual-Wavelength Lasing with Orthogonal Circular Polarizations Generated in a Single Layer of a Polymer–Cholesteric Liquid Crystal Superstructure Open
We investigate the laser emission from a polymer–cholesteric liquid crystal superstructure with coexisting opposite chiralities fabricated by refilling a right-handed polymeric scaffold with a left-handed cholesteric liquid crystalline mat…
View article: Topological Interface-State Lasing in a Polymer-Cholesteric Liquid Crystal Superlattice
Topological Interface-State Lasing in a Polymer-Cholesteric Liquid Crystal Superlattice Open
The advance of topological photonics has heralded a revolution for manipulating light as well as for the development of novel photonic devices such as topological insulator lasers. Here, we demonstrate topological lasing of circular polari…
View article: Topological Interface-state Lasing in a Polymer-Cholesteric Liquid Crystal Superlattice
Topological Interface-state Lasing in a Polymer-Cholesteric Liquid Crystal Superlattice Open
The advance of topological photonics has heralded a revolution for manipulating light as well as for the development of novel photonic devices such as topological insulator lasers. Here, we demonstrate topological lasing of circular polari…
View article: Tunable terahertz topological edge and corner states in designer surface plasmon crystals
Tunable terahertz topological edge and corner states in designer surface plasmon crystals Open
In this work, we study topological edge and corner states in two-dimensional (2D) Su-Schrieffer-Heeger lattices from designer surface plasmon crystals (DSPCs), where the vertical confinement of the designer surface plasmons enables signal …
View article: Multifunctional and tunable trigate graphene metamaterial with “Lakes of Wada” topology
Multifunctional and tunable trigate graphene metamaterial with “Lakes of Wada” topology Open
Many plasmon-induced transparency (PIT) metamaterials previously reported had limited functions. Their tunabilities were realized by complex discrete structures, which greatly increased the difficulty and cost of device fabrication and adv…