Comparative autofluorescence analysis of silicon nitride and tantalum pentoxide waveguides at 532 nm [0.03%]
硅氮化物和五氧化二钽波导的532nm自体荧光分析比较研究
David A Irvine,Ephrata Zelleke,Aaron T Schreyer et al.
David A Irvine et al.
In this paper, we quantitatively compare the autofluorescence of stoichiometric low pressure chemical vapor deposition (LPCVD) silicon nitride and sputtered tantalum pentoxide waveguides at a pump wavelength of 532 nm. Through a direct quan...
Wide-field quantitative ghost phase imaging with phase-shifting holographic ghost diffraction [0.03%]
基于移相全息鬼衍射的宽场量化幽灵相位成像
R V Vinu,Yanyan Huang,Xingpeng Du et al.
R V Vinu et al.
Ghost holography has attracted notable applied interest in the modern quantitative imaging applications with the futuristic features of complex field recovery in the diversified imaging scenarios. However, the utilization of digital hologra...
Towards retrieving the temporal profile of unequal pulse bound states from autocorrelation measurements [0.03%]
基于自相关测量的非均匀脉冲束缚态的时间剖面提取方法研究
Yaoyao Qi,Wenxuan Wang,Zhenhong Wang et al.
Yaoyao Qi et al.
Optical autocorrelators are typically employed to retrieve the temporal information of bound-state lasers; however, they suffer from limitations when multiple sub-pulses coexist with varying intensities and pulse widths. To this end, this s...
High reflectivity surface highlight removal technology based on light field polarization imaging [0.03%]
基于光场偏振图像的高反射表面高光消除技术
Zhenmin Zhu,Jianru Jiang,Jing Zhang et al.
Zhenmin Zhu et al.
This paper proposes an imaging technique to remove strong reflections from specular surfaces using polarization characteristics combined with light field imaging. Firstly, the correct strong reflection region is found by studying the reflec...
High-speed secure stream cipher using synchronized chaos and the RC4 algorithm for optical communications [0.03%]
基于混沌同步和RC4算法的高速安全流密码用于光通信
Chenpeng Xue,Likai Zheng,Xu Wang et al.
Chenpeng Xue et al.
A high-security, high-speed stream cipher for physical-layer-secure optical communication, based on optical-carrier-induced private chaos synchronization and RC4 algorithm, is proposed and numerically demonstrated. The high security and spe...
Generation of leaky mode resonance and lossy mode resonance with the same optical platform [0.03%]
在同一光学平台上生成泄漏模共振和损耗模共振
Zhihong Li,Yongchang Zhang,Xinxin Jin et al.
Zhihong Li et al.
Leaky mode resonance (LeMR) and lossy mode resonance (LoMR) refer to two different surface waves but are easily confused. Herein, we comprehensively investigated the excitation mechanism and sensing performance of both LeMR and LoMR with th...
Li Li,Le Le Chen,Qin Luo et al.
Li Li et al.
The Coriolis effect can introduce significant systematic errors in atom interferometers. This study examines the coupling effect between the Coriolis effect and the Raman beams-orientation in a fountain atomic gravimeter. Theoretical analys...
Passive temperature-compensated fiber Fabry-Perot magnetic field sensor [0.03%]
一种被动补偿温度的光纤法布里-珀罗磁敏传感器
Xiaoli Chen,Shengnan Wu,Nan Li et al.
Xiaoli Chen et al.
A passive temperature-compensated magnetic field sensor based on the material thermal-optics effect has been proposed. The proposed structure is easy to fabricate, consisting of only two single-mode optical fibers adhered to a magnetostrict...
Multifrequency spherical cloak in microwave frequencies enabled by deep learning [0.03%]
基于深度学习的微波频段复频率球形隐身衣
Zhiwei Yang,Junliang Duan,Hongbo Xu et al.
Zhiwei Yang et al.
Designing invisibility devices for required frequency bands is important in anti-detection methods in various fields such as communications, construction, and others. However, traditional design methods are time-consuming, with manual adjus...
Subcycle spectral structures of light-induced states in attosecond transient absorption of helium dressed by an orthogonally polarized laser field [0.03%]
在正交偏振激光场作用下氦原子光诱导态的亚周期谱结构的飞秒瞬态吸收研究
Ling-Ling Du,He-Chuan Liu,Hui-Lin Zhang et al.
Ling-Ling Du et al.
We present the subcycle spectral structures from attosecond transient absorption spectra of helium by accurately solving the full three-dimensional time-dependent Schrödinger equation in extreme ultraviolet attosecond pulse and an orthogon...