Ultra high-speed 3D shape measurement technology for specular surfaces based on μPMD [0.03%]
基于微脉冲飞行时间激光雷达的镜面物体超高速三维测量技术研究
Jie Wang,Wenkai Liu,Jiahao Guo et al.
Jie Wang et al.
Phase measuring deflectometry (PMD) has been extensively applied to measure specular surfaces due to its non-contact, high-precision, full-field measurement capabilities. Liquid crystal display (LCD) screen is the most common structured lig...
Wenxuan Wu,Ziqi Ye,Jiabin Yan et al.
Wenxuan Wu et al.
Multiple-quantum well (MQW) diodes can be used as bifunctional diodes due to the emission-detection spectral overlap. When integrated with magnetic fluids (MFs) that have tunable refractive index, they can be designed as micro magnetic fiel...
Design of a metalens for beam collimation and angular amplification in optical phased array devices [0.03%]
一种用于光学相控阵列器件中束聚焦和角度放大的金属透镜的设计
Talem Rebeda Roy,Toijam Sunder Meetei,Nan Ei Yu
Talem Rebeda Roy
We present an analytical design for increasing the beam sharpness (collimation) and field of view (FOV) of an optical phased array (OPA) device. In this work, a cylindrical metalens is used for collimation, while a set of metalens, with bot...
Chaos-driven seven-core optical transmission scheme based on DNA full information chained analog-transcription [0.03%]
基于DNA全信息链式模拟转录的七芯光传输方案
Gengyin Chen,Bo Liu,Jianxin Ren et al.
Gengyin Chen et al.
This paper proposes a chaos-driven seven-core optical transmission scheme based on DNA full information chained analog-transcription. Unlike traditional deoxyribonucleic acid (DNA) coded encryption schemes in the bit dimension, this scheme ...
Low-complexity turbulence resilience enabled by a multi-mode bi-directional transceiver [0.03%]
基于多模双向收发机的低复杂度湍流鲁棒性技术
Ultan J Daly,Fortune Iga,Aleksandr Boldin et al.
Ultan J Daly et al.
Free-space optical (FSO) communication systems are acutely affected by the pointing issues and distortions that result from mechanical instability and environmental factors such as turbulence. These distortions have generally prevented sing...
Rational growth of highly luminescent CsPbBr3 nanoparticles via alkali metal doping-enabled modification of glass networks [0.03%]
通过碱金属掺杂改性玻璃网络实现高发光CsPbBr3纳米粒子的理性生长
Yujie Liu,Fangzheng Qi,Guoying Zhao et al.
Yujie Liu et al.
Embedding halide perovskite nanoparticles (NPs) into glasses can be regarded as a feasible approach to improve their long-term stability when they are exposed to air or moisture. However, it remains elusive to rationally grow highly lumines...
Amplitude-boosting attack against practical discrete-modulated continuous-variable quantum key distribution [0.03%]
实用离散调制连续变量量子密钥分发的振幅增强攻击研究
Mingze Wu,Yiming Bian,Junhui Li et al.
Mingze Wu et al.
Discrete-modulated continuous-variable quantum key distribution offers significant practical deployment advantages due to its straightforward state preparation and high compatibility with coherent optical communication systems. However, sec...
Jiachang Li,Zhangrong Mei
Jiachang Li
We propose a convenient method for modeling what we believe to be novel classes of cross-spectral density (CSD), in which the difference between two CSD matrices belonging to the same class represents a supposed novel valid CSD matrix under...
Silicon integrated photonic-electronic neuron for noise-resilient deep learning [0.03%]
用于抗噪深度学习的硅集成光电子神经元
Ioannis Roumpos,Lorenzo De Marinis,Stefanos Kovaios et al.
Ioannis Roumpos et al.
This paper presents an experimental demonstration of the photonic segment of a photonic-electronic multiply accumulate neuron (PEMAN) architecture, employing a silicon photonic chip with high-speed electro-absorption modulators for matrix-v...
Analysis of high-quality ultrashort pulse generation based on a dual-drive Mach-Zehnder modulator and chirp compensation [0.03%]
基于双驱动马赫曾德尔调制器和色散补偿的高功率飞秒脉冲产生研究分析
Zhuoya Bai,Jinghan Yu,Weichen Hou et al.
Zhuoya Bai et al.
This study reports on high-quality picosecond pulse generation using a single-stage dual-drive Mach-Zehnder modulator (DDMZM) and chirp compensation. Sinusoidal microwave signals with different amplitudes are sent to two RF ports of the DDM...