Mode control in a 7.2 kW near-single-mode monolithic fiber amplifier employing the gain-tailoring effect [0.03%]
增益调整效应在7.2千瓦近单模保偏光纤放大器中的应用
Chongwei Wang,Mengfan Cui,Hu Xiao et al.
Chongwei Wang et al.
In this paper, we investigate the performance of a high-power confined doped fiber amplifier to achieve high power and high beam quality. The impact of various factors, including core diameter, doping ratio, and numerical aperture, on the g...
Subsignal technique for estimating parameters of signals using symmetric windows [0.03%]
基于对称窗的子信号参数估计算法技术
Guowei Shi,Zian Mao,Jiayue Ding et al.
Guowei Shi et al.
Frequency-domain methods are widely used in optical metrology systems to measure shape, motion, and deformation. Central to these methods is the estimation of sinusoidal signal parameters, the accuracy of which directly determines the overa...
Fast and high-yield Pr:YAG crystal-derived silicate scintillation fiber for real-time X-ray detection [0.03%]
一种用于实时X射线检测的快速高效Pr:YAG晶体衍生硅酸盐闪烁纤维
Lu Huang,Xin Wu,Zhenshuai Wei et al.
Lu Huang et al.
A Pr:YAG crystal-derived scintillation fiber (PCSF) with fast decay time and high optical yield was prepared using the melt-in-tube method. The PCSF consists of a SiO2 cladding and a core of yttrium aluminosilicate glass with 1.8 wt%. Pr2O3...
Wide-range manipulation of photonic spin Hall effect via quasi-bound states in the continuum in a compound grating structure [0.03%]
复合光栅结构中连续体准束缚态的调控大面积光子自旋霍尔效应
Chi Zhang,Zuhai Ma,Xuquan Liu et al.
Chi Zhang et al.
The photonic spin Hall effect (PSHE), manifesting itself as the spin-dependent displacement of a light beam, holds potential applications in optical sensing and spin-based nanophotonic devices. Thus, achieving effective manipulation and enh...
Intelligent Moiré deflection tomography using physically processed deep learning [0.03%]
基于物理先验的智能莫尔偏折层析成像方法
Weihao Cheng,Yunyun Chen,Zhiqin Huang et al.
Weihao Cheng et al.
Moiré tomography is a vital technique for diagnosing high-temperature and complex flow fields. However, traditional information extraction and reconstruction methods lead to significant time and resource expenditures. In this paper, we pro...
Preparation and luminescence study of green lighting MAPbBr3 perovskite thin films in air environment [0.03%]
空气中绿色发光MAPbBr3钙钛矿薄膜的制备及光致发光性质研究
Jia Nie,Guangjun Lu,Jiande Su et al.
Jia Nie et al.
In recent years, organic-inorganic hybrid metal halide perovskites have attracted widespread attention in the field of optoelectronics due to their advantages such as high color purity, solution processability, and adjustable band gap. Pero...
Rotated 8QAM probabilistic shaping scheme based on DM-OFDM-IM over an underwater magnetic induction communication system [0.03%]
基于DM-OFDM-IM的旋转8QAM概率整形方案在水下磁感应通信系统中的应用研究
Jiyuan Wang,Jianxin Ren,Bo Liu et al.
Jiyuan Wang et al.
This paper introduces a rotated 8QAM probabilistic shaping (PS) scheme based on dual-mode orthogonal frequency-division multiplexing with index modulation (DM-OFDM-IM) over an underwater magnetic induction (MI) communication system. The key...
Er/Yb-doped fiber laser with a repetition rate of ultrashort pulses of 484 MHz [0.03%]
一种重复频率为484MHz的超短脉冲掺铒/镱离子光纤激光器
Andrei Zverev,Vladimir Kamynin,Dmitry Korobko et al.
Andrei Zverev et al.
In this study, we present a demonstration of a short ring cavity passively mode-locked composite Er/Yb-doped fiber laser with a saturable absorber, which is based on aerosol-synthesized single-walled carbon nanotubes. We have achieved stabl...
Yuechen Shen,Yunhai Tang,Quanying Wu et al.
Yuechen Shen et al.
Previous research indicates that modeling progressive addition lens (PAL) surfaces with high precision requires 231 Zernike polynomials, presenting substantial optimization challenges. This study introduces an innovative method for optimizi...
Apratim Majumder,John A Doughty,Tina M Hayward et al.
Apratim Majumder et al.
Rigorous simulations challenge recent claims that metalenses outperform conventional diffractive lenses, such as fresnel zone plates (FZPs), in focusing efficiency at high numerical apertures (NAs). Across various lens diameters, FZPs exhib...