Evaluating color consistency between the LCD display and varied wide color gamuts displays using CIE color-matching functions [0.03%]
基于CIE配色函数的LCD显示与各种宽色域显示色彩一致性评价
Gen Li,Shining Ma,Xinyuan Gao et al.
Gen Li et al.
This study investigated observer metamerism and the predictive performance of CIE color matching functions (CMFs) in white-point matching tasks on wide-gamut displays with different technologies (LCD, Mini-LED, laser projector) but similar ...
Transmission optimization and mode crosstalk suppression in optical-system-modulated perfect vortex beams [0.03%]
光学系统调制完美涡旋光束的传输优化与模间串扰抑制
Yan Qin,Jinxin Deng
Yan Qin
This study investigates transmitter-side beam modulation of perfect vortex (PV) and focused perfect vortex (FPV) beams using a conventional two-lens beam-expanding collimation system. Three transmission scenarios of perfect vortex (PV) beam...
Asymmetric degradation of amplitude and phase detection under laser noise in FM spectroscopy [0.03%]
受激光噪声影响的频移光谱相位和振幅检测不对称退化性能研究
S L Miao,S H You,H A Zhang et al.
S L Miao et al.
In frequency modulation (FM) spectroscopy employing IQ demodulation, phase detection under ideal conditions typically affords a superior signal-to-noise ratio (SNR) relative to amplitude detection. Here, however, we report a marked asymmetr...
Hongwei Li,Kai Zhang,Youxing Li et al.
Hongwei Li et al.
Traditional numerical methods face significant challenges in three-dimensional optical force fields with high degrees of freedom: the point-by-point scanning computing paradigm leads to an exponential increase in computation time. In this p...
Ultra-low-loss directly written fiber Bragg gratings for high-power random Raman fiber lasers [0.03%]
超低损耗直接写入光纤布拉格光栅的大功率随机拉曼光纤激光器
Alexander Roehrl,Fabian Buchfellner,Maximilian Machate et al.
Alexander Roehrl et al.
Ultrafast laser direct writing provides unmatched flexibility for fabricating fiber Bragg gratings (FBGs), yet its application in high-power fiber lasers has been limited by broadband scattering loss and parasitic cladding mode coupling. He...
Dual-harmonic generation in a hybrid graphene-lithium niobate nonlinear metasurface [0.03%]
石墨烯-锂 niobate 非线性元表面的双谐波生成现象研究
Sana Ullah,Ilaria Marasco,Antonella D&#x;Orazio et al.
Sana Ullah et al.
The control of harmonic generation is essential for advanced nonlinear nanophotonic devices. Here, we propose a hybrid nonlinear metasurface combining graphene, lithium niobate (LiNbO3), and silicon dioxide (SiO2) to enable simultaneous sec...
High-efficiency second-harmonic generation in ultra-compact Z-cut lithium niobate waveguides via lateral selective domain engineering [0.03%]
通过横向畴工程在超紧凑型Z切割铌酸锂波导中实现高效二次谐波生成
Di Zhu,Dingshan Gao,ShiXin Wang et al.
Di Zhu et al.
We propose and theoretically demonstrate a high-efficiency second-harmonic generation (SHG) scheme in ultra-compact Z-cut thin-film lithium niobate (TFLN) waveguides. By employing lateral selective domain engineering (LSDE) to achieve modal...
Narrowband-wideband boundary-guided optimal DSCM partitioning for all-order PMD compensation in high symbol rate systems [0.03%]
高符号率系统全阶PMD补偿的窄带-宽带边界引导型最佳DSCM划分方法
Yan Zhang,Xiaoguang Zhang,Lixia Xi et al.
Yan Zhang et al.
Digital subcarrier multiplexing (DSCM) decomposes a wideband signal into multiple subcarriers that can be processed independently, providing an effective approach to mitigate all-order polarization mode dispersion (PMD) in ultra-wideband sy...
Deep learning enhanced quantitative phase imaging in digital holographic microscopy with attention empowered deep image prior [0.03%]
具有注意增强的深度图像先验的数字全息显微镜下的深度学习增强定量相位成像
Qi Zhang,Dingqi Ji,Kunpeng Li et al.
Qi Zhang et al.
Using a pixelated polarization camera in digital holographic microscopy enables snapshot quantitative phase imaging, but at the cost of decreased resolution. In addition, the phase images also suffered from coherent noise. To address these ...
Efficient waveform modeling of 10,000-km ultra-long submarine optical fiber channels based on cascaded training neural network architecture [0.03%]
基于级联训练神经网络架构的10000km跨洋超长海底光缆信道高效波形建模技术
Yunfan Zhang,Minghui Shi,Zekun Niu et al.
Yunfan Zhang et al.
Submarine optical fiber systems underpin global information infrastructure and continuous development is required, making accurate channel modeling essential for the evolution of submarine optical fiber systems and digital signal processing...