Displacement sensing based on thermo-optic effect of whispering-gallery mode microcavity with spectrum area [0.03%]
基于环形腔模的热光效应的面积型微腔位移传感器理论研究
Bing Rui Guo,Zhi Guo Nie,Zhen Cong Liu et al.
Bing Rui Guo et al.
High-precision displacement sensing is essential for diverse applications, ranging from precision manufacturing to micro-nanotechnology. Among various sensing technologies, optical microcavity-based displacement sensors have received signif...
Flexible dimer metasurfaces for terahertz quasi-BIC resonances and sensing [0.03%]
用于太赫兹准-BIC共振和传感的柔性二聚体元表面
Shi-Tong Xu,Yang Lv,Peng Qi et al.
Shi-Tong Xu et al.
Metasurface-based quasi-bound states in the continuum (quasi-BIC) have emerged as a powerful platform for high-performance optical sensing, owing to their ultra-high quality (Q) factors that greatly strengthen light-analyte interactions. Co...
Three-dimensional particle localization techniques based on phase modulation and digital vortex imaging [0.03%]
基于相位调制和数字涡旋成像的三维粒子定位技术
Huifeng Zhu,Fajing Li,Lemin Shan et al.
Huifeng Zhu et al.
Three-dimensional localization methods are crucial for accurately resolving particle positions and trajectories in complex systems, enabling deeper insights into dynamic processes in diverse scientific and engineering fields. Owing to its c...
Phase unwrapping in digital holographic interferometry via physics-informed convolutional-Fourier neural network [0.03%]
基于物理知识的卷积傅里叶神经网络在数字全息干涉测量中的相位展开方法
Qiang Fang,Haiting Xia,Silvio Montresor et al.
Qiang Fang et al.
Phase unwrapping is essential for many phase-centric optical imaging and metrology techniques, yet remains a challenge under high speckle noise. A deep learning-based speckle phase unwrapping algorithm was developed on the basis of a physic...
Relaxed-tolerance polarization-insensitive all-optical wavelength conversion using SOA-FWM with weighting-assisted equalization [0.03%]
基于SOA-FWM的加权辅助等化宽带无偏振光波长转换器
Ningbo Xie,Jiacheng Meng,Tingting Wei et al.
Ningbo Xie et al.
Polarization-insensitive all-optical wavelength conversion (AOWC) is essential for flexible wavelength routing in reconfigurable optical networks, including potential satellite optical networks. However, conventional polarization-diversity ...
Research on the optical design method of a segmented reflective-diffractive hybrid infrared telescope based on chromatic aberration correction and pupil aberration compensation [0.03%]
基于色差校正和孔径波像差补偿的分段型反射-衍射红外望远镜光学系统设计研究
Shaokang Jin,Zhiying Liu
Shaokang Jin
Diffractive optical elements can be manufactured as ultra-thin planar segmented structures, enabling beam focusing while significantly reducing the volume and weight of optical systems. In this paper, a segmented reflective-diffractive hybr...
Cong Quan,Guo Chen,Dunlu Sun et al.
Cong Quan et al.
A high-energy LD side-pumped Er,Pr:GYAP laser is demonstrated in free-running and electro-optically Q-switched operations. In free-running mode, bonded and unbonded crystal rods deliver maximum output energies of 1.21 and 0.94 J with slope ...
CD-tolerant 2-channel OTDM system using alternating-phase pulses and SiP transmitter for data-center networks [0.03%]
用于数据中心网络的CD容许型2通道OTDM系统及其SiP发送器和交替相位脉冲
Sunghyun Bae,Jongwoo Park,Hyun Min Shin et al.
Sunghyun Bae et al.
In-phase and quadrature (IQ)-interleaved 2-channel optical time-division multiplexing (OTDM) is a promising approach to overcoming transmitter bandwidth limitations in high-speed intensity-modulation and direct-detection systems. However, w...
Chip-scale electrically focus-tunable VCSEL with large dynamic zoom enabled by liquid crystal phase gradients [0.03%]
一种由液晶相位梯度实现的片上电控变焦垂直腔面发射激光器
Ao Qiu,Ning Cui,Yu Mei et al.
Ao Qiu et al.
Focusing and collimation capabilities are essential for vertical-cavity surface-emitting lasers (VCSELs), enabling applications such as short-range sensing, scanning imaging, and high-speed optical communications. In this work, we demonstra...
Loci of neutral and preference white for laser-based wide color gamut displays [0.03%]
激光大色域显示的中性白点和偏好白点的位置研究
Xinyuan Gao,Shining Ma,Yu Hu et al.
Xinyuan Gao et al.
The correlated color temperature (CCT) of a display's white point may vary depending on adapting illumination and user preference. To determine the optimal white-point chromaticity at each CCT for laser displays characterized by wide color ...