Investigation of control characteristics in tightly focused systems: self-focusing circular Airyprime-Gaussian vortex beams [0.03%]
强聚焦系统中自聚焦圆Airy-Gaussiantoroidal光束的控制特性研究
Shuyu Li,Shuo Yang,Xiaofei Han et al.
Shuyu Li et al.
This study investigates the intricate properties of linearly polarized circular Airyprime-Gaussian vortex beams (CApGVBs) in tightly focused optical systems. We explore the relationship between self-focusing and tight focusing of CApGVBs by...
Holographic measurement of gain and linewidth enhancement factor in semiconductor waveguides [0.03%]
半导体波导中增益和线宽增强因子的全息测量方法研究
Leon Zens,Vira Besaga,Jens Möller et al.
Leon Zens et al.
We present a new methodology for measuring the gain and the linewidth enhancement factor of a semiconductor ridge-waveguide laser structure. The holographic methodology is based on a modified Mach-Zehnder interferometer. Compared with exist...
Research on the modulation aberration numerical correction method of interference signals for high aspect ratio samples utilizing coherence scanning interferometry [0.03%]
相干扫描干涉仪高长宽比试样调制像差的干扰信号数值校正方法研究
Wenyou Qiao,Zhishan Gao,Dan Zhu et al.
Wenyou Qiao et al.
Coherence scanning interferometry (CSI) is a non-destructive method for measuring the microstructure surface topography, but it fails to retrieve the bottom topography because the detection light is blocked by the sidewalls of the high aspe...
Exploring orthogonally dual-polarization nonplanar circular modes in solid-state lasers: experimental generation and theoretical representation [0.03%]
固体激光器中正交双偏振非平面圆模的实验生成与理论表征
H C Liang,Y H Fang,X L Zheng et al.
H C Liang et al.
A transversely isotropic diode-pumped solid-state laser is used to obtain an orthogonally dual-polarization nonplanar circular mode (NCM) under off-axis pumping in the strictly degenerate cavity. Each polarized component of the NCM outside ...
Reconfigurable Janus metasurface with chiral meta-atoms for multi-channel vortex beams and holography multiplexing [0.03%]
用于多通道涡旋光束和全息复用的具有手性元原子的再配置Janus超表面
Peng Gao,Cong Chen,Yaowei Dai et al.
Peng Gao et al.
Multi-channel multiplexing metasurfaces have attracted considerable interest with the growing demand for multifunctional integration and enhanced communication capabilities. Dynamic tuning of electromagnetic waves with multiple degrees of f...
Dual-band polarization-controlled metasurface with independent amplitude-phase coding for versatile beam forming [0.03%]
独立幅度相位编码的双频透射式超表面天线及其多波束形成应用场景研究
Fan Wu,Zuntian Chu,Xinqi Cai et al.
Fan Wu et al.
Digital coding metasurfaces have gained considerable attention for their potential to bridge physical and information sciences. However, existing metasurfaces are often restricted to either phase-only or amplitude-only control and typically...
Phase-modulated fiber optic Fizeau interferometer for measuring shock induced vibration [0.03%]
相位调制光纤菲索干涉仪在测量冲击诱发振动中的应用
Jing Wang,Jianzhong Li,Shixing Tao et al.
Jing Wang et al.
Due to its simplicity, low cost, safety, and high precision, the fiber displacement interferometer has emerged as a highly promising and feasible method for measuring shock-induced vibrations. However, the harsh environments associated with...
Field of view and angular-resolution enhancement in microlens array type virtual reality near-eye display using polarization grating [0.03%]
利用 polarization 色散光栅增强微透镜阵列虚拟现实头戴式显示器的视场和角分辨率
Kwang-Soo Shin,Jisoo Hong,Woongseob Han et al.
Kwang-Soo Shin et al.
In this paper, we propose what we believe to be a novel method to enhance both the field of view and angular resolution of a microlens array-based thin virtual reality near-eye display using a polarization grating. The proposed system emplo...
Nanocavity-based quantum-dot single-photon source on a SiN waveguide integrated by transfer printing [0.03%]
基于纳米腔的量子点单光子源通过转移印刷技术集成到硅基氮化硅波导中
Natthajuks Pholsen,Akinari Fujita,Makoto Okano et al.
Natthajuks Pholsen et al.
Silicon nitride (SiN) integrated photonics is a highly promising platform for photonic quantum information processing. However, the efficient generation of single photons remains a significant challenge. Epitaxial InAs/GaAs quantum dots (QD...
Ultra-sensitive fiber optic LSPR biosensor with enhanced enzyme functionalization for real-time putrescine detection [0.03%]
一种增强酶功能化的超高灵敏度光纤LSPR生物传感器用于实时尸胺检测
Zhenbin Zhang,Guoru Li,Xiangshan Li et al.
Zhenbin Zhang et al.
Putrescine is a kind of physical diamine that is closely related to food deterioration and food quality safety. This study employs a novel fiber optic biosensor based on S-tapered and waist extension techniques, as well as localized surface...