Computer-generated holograms using phase front elements for higher resolution LCoS spatial light modulators [0.03%]
用于高分辨率LCoS空间光调制器的相位前元素的计算机生成全息图
Antoni J Wojcik,Dezhi Shen,David R Selviah et al.
Antoni J Wojcik et al.
This study presents a concept of a new architecture for liquid crystal on silicon (LCoS) devices for phase modulation with a much-reduced pixel pitch. This is studied here with an example with 2 µm pixel pitch. At this scale, the liquid cr...
Low-loss Ge-As-S glass fiber for high-power Er:YAG laser transmission and ablation [0.03%]
适用于高功率Er:YAG激光传输和剥除的低损耗Ge-As-S玻璃光纤
Xiaolin Liang,Yuyang Wang,Kai Jiao et al.
Xiaolin Liang et al.
Ge-based chalcogenide glass fibers exhibit a high damage threshold and exceptional water stability, making them an ideal material for transmitting Er: YAG laser beams. However, the problem of particle scattering in the current glass poses f...
Generating intense cylindrical vector vortex beams through the Q-plate-like magnetized plasma [0.03%]
通过类似Q板的磁化等离子体生成高强度圆柱矢量涡旋光束
JiaHao Cheng,Qing Jia,Wei Liu et al.
JiaHao Cheng et al.
Vector light, whose polarization state exhibits spatial inhomogeneity across the transverse plane, has garnered increasing attention due to its wide range of applications. However, the generation of intense vector beams has been limited by ...
Reconfigurable leaky Fourier surfaces for customized beamforming and scanning [0.03%]
可重新配置的漏泄傅立叶面定制波束形成和扫描技术
Yue Wang,Xu Jiang,Chunsheng Guan et al.
Yue Wang et al.
Recently, the metasurface, with full control of electromagnetic wave properties over a deep-subwavelength thin surface, has been widely exploited in radar and communication systems, and is important for next-generation wireless power transf...
High performance thin-film lithium niobate modulator on silicon substrate with a thick silica buffer layer [0.03%]
基于厚硅缓冲层的高效率薄膜锂铌酸钡模片器件
Yongqian Tang,Quanan Chen,Xiang Ma et al.
Yongqian Tang et al.
The integration of thin-film lithium niobate (TFLN) modulators into optical communication systems has garnered significant attention due to their potential for enabling high-speed and energy-efficient optical modulation. As the demand for h...
Frequency-detuned exceptional surface assisted by the self-coherence effect of a giant atom [0.03%]
由巨原子自相干效应辅助的频偏例外表面
Qiong Wu,Xin Qi,Bintao Wu et al.
Qiong Wu et al.
Exceptional points (EPs), singularities in non-Hermitian systems where eigenvalues and eigenvectors coalesce, have enabled groundbreaking phenomena such as unidirectional invisibility, chiral transmission, and enhanced sensing. However, the...
Active learning for efficient nanophotonics inverse design in large and diverse design spaces [0.03%]
高效纳光子反向设计的主动学习方法在大型和多样化的设计空间中的应用
Sudhanshu Singh,Rahul Kumar,Praveen Singh et al.
Sudhanshu Singh et al.
The diverse range of shapes enabled by modern nanofabrication techniques makes it challenging to identify the most optimal design for a desired optical response. While deep learning-based approaches are being increasingly explored for inver...
Ruifen Wang,Yulu Chen,Zhongyuan Su et al.
Ruifen Wang et al.
Microsphere lenses have emerged as essential tools in nanoscopic imaging due to their high resolution and real-time imaging capabilities. The improvements in magnification and resolution of composite microsphere lenses have expanded their p...
Layer normalized OpenGAN framework for human intrusion activity recognition in a φ-OTDR optical fiber sensing system [0.03%]
基于φ-OTDR光 Fiber 传感系统的层归一化开放生成对抗网络的人侵行为识别方法
Zhengxian Zhou,Xiankun Wang,Tianchang Xie et al.
Zhengxian Zhou et al.
Distributed optical fiber vibration sensing systems (DVS) are widely employed in perimeter security for their high sensitivity, simplicity, and strong immunity to electromagnetic interference. However, these systems are facing with two seri...
Tao Zhao,Siyao Huang,Dongxuan Li et al.
Tao Zhao et al.
High-dimensional quantum key distribution (HD-QKD) provides notable advantages over qubit-based QKD, including higher key rates and greater noise resilience. Leveraging the orbital angular momentum states of structured photons to encode inf...