Design method for zoom systems based on magnification ratio modulation of afocal off-axis three-mirror anastigmat systems [0.03%]
基于无焦离轴三反系统的倍率调制的变倍系统设计方法研究
Yunsheng Qi,Qingyu Meng
Yunsheng Qi
Achieving higher resolution and larger zoom ratio is one of the primary goals of zoom optical systems. To this end, we propose a new zoom configuration that combines a modulatable magnification off-axis three-mirror system with a zoom syste...
Brillouin fiber laser for signal generation from microwave-to-terahertz regimes [0.03%]
从微波到太赫兹频段的布里渊光纤激光信号产生装置
Xiang Zhu,Yali Huang,Tong He et al.
Xiang Zhu et al.
Flexible radio-frequency (RF) signal generation in a wide range is of great significance for the application of microwave photonics. In this work, we propose and experimentally demonstrate a dual-wavelength Brillouin fiber laser (BFL) that ...
Higher order Bessel beams integrated in time (HOBBIT) with engineered light frequencies (ELFs) [0.03%]
具有工程设计光频的高阶贝塞尔光束集成在时间中(HOBBIT)
Tyler Cramer,J Keith Miller,Matthew Reid et al.
Tyler Cramer et al.
This paper presents a scheme exploiting a uniform circular frequency diverse array (UC-FDA) of optical beamlets to realize non-diffracting beams with unprecedented switching rates in orbital angular momentum (OAM). The frequency diversity p...
Information-rich interferometric point-spread function for type-B 4Pi localization microscopy [0.03%]
信息富集型干涉点扩散函数在B类4Pi定位显微术中的应用
Yongzhuang Zhou,Xiaokang Tang,Yong Shen et al.
Yongzhuang Zhou et al.
The 3D location of light emitters provides essential information in many biological, chemical and physical systems. 4Pi single-molecule localization microscopy (SMLM) being one of the state-of-the-art techniques provides exceptional precisi...
Towards a compact soliton microcomb fully referenced on atomic reference [0.03%]
面向原子参考全程反馈的紧凑型孤子微频梳
Mingfei Qu,Dou Li,Chenhong Li et al.
Mingfei Qu et al.
In this work, we propose a simple architecture for achieving an atomic-referenced fully stabilized soliton comb based on MgF2 microresonators. In the scheme, we directly utilize a laser as the pump source, with its frequency (fp) locked to ...
Intelligent classification of water bodies with different turbidity levels based on Gaofen-1 multispectral imagery [0.03%]
基于高分一号多光谱影像的水体智能分类方法研究
Shiping Ye,Ronghua Li,Zhican Bai et al.
Shiping Ye et al.
The turbidity of water is crucial for the health of river and lake ecosystems, necessitating efficient monitoring for effective water management. Existing methods for studying water turbidity's spatial and temporal distribution rely mostly ...
Temperature-dependent Mn2+ emission in codoped CsPb2 (BrCl)5 perovskite nanocrystals [0.03%]
温度相关的Mn2+发射在共掺CsPb2(BrCl)5钙钛矿纳米晶体中的依赖性
Xuri Shen,Jinfang Kong,Fengchao Wang et al.
Xuri Shen et al.
We prepared codoped CsPb2(BrCl)5 nanocrystal (NC) films by varying the Cu/Mn molar ratio using a facile two-step solution method. The Mn2+ emission peak is studied in the temperature range of 80-300 K. Strong electron-optical-phonon couplin...
Analysis and enhancement for ultra-large depth-of-field light field display based on MEMS laser scanning projection arrays [0.03%]
基于MEMS激光扫描投影阵列的超大景深光场显示分析与增强方法
Haiyang Yu,Xingpeng Yan,Zhiqiang Yan et al.
Haiyang Yu et al.
This study systematically analyzes factors limiting the depth of field in projection-based light field display systems, pinpointing two primary contributors: the blurring caused by traditional lens imaging principles at non-focus planes, an...
High-speed measurement method for diffraction efficiency of gratings in broad range wavelength based on AOTF [0.03%]
基于AOTF的光栅衍射效率宽谱带高精度测量方法
Xieluyao Xu,Wenhao Li,Jirigalantu et al.
Xieluyao Xu et al.
Diffraction efficiency is a critical indicator of grating performance. Traditional single-point measurement methods are slow, often taking several hours to generate a complete diffraction efficiency curve. Existing fast measurement techniqu...
Integrated plasmonic digital to analog converter based on broadband low-loss hybrid plasmonic switches having transparent conductive oxide layers [0.03%]
一种基于宽带低损耗混合等离激元开关的集成等离激元数模转换器
Rajib Ratan Ghosh,Anuj Dhawan
Rajib Ratan Ghosh
Integrated photonic devices or circuits that can process the input electrical (digital) signal into optical output (analog) signal and vice versa are considered as the interfacing elements between electronic and photonic domains. Electro-op...