GaAs gradient metasurface for vortex beam emission with high deflection angles [0.03%]
高偏转角涡旋束发射的砷化镓渐变超表界面世
Meng-Hsin Chen,Cheng-Yu Lee
Meng-Hsin Chen
This study experimentally demonstrates metasurfaces capable of producing output emissions with deflection angles greater than 75 degrees. These metasurfaces are composed of high-aspect-ratio gallium arsenide (GaAs) nano-resonators on double...
Scanning dual-comb spectroscopic microscopy for multidimensional optical information acquisition [0.03%]
双光梳扫描光谱显微镜实现多维光学信息获取
Shimpei Kajiwara,Tomoya Okabe,So Bekku et al.
Shimpei Kajiwara et al.
We developed a scanning dual-comb spectroscopic microscopy (S-DCSM) system to acquire multidimensional optical information of transparent or semi-transparent samples. The system demonstrated the capability to perform spectral imaging of abs...
Enhanced spectral resolution in mid-infrared dual-comb spectroscopy via synchronous offset frequency tuning [0.03%]
通过同步偏移频率调谐提高中红外双光梳光谱的光谱分辨率
Bocheng Tang,Ziyuan Yi,Qingzhao Yang et al.
Bocheng Tang et al.
Mid-infrared dual-comb spectroscopy offers significant advantages by combining the high sensitivity of mid-infrared spectroscopy with the high spectral resolution and rapid acquisition of the dual-comb method. However, its effective resolut...
Enhanced high brightness DBR tapered diode laser based on polarization match [0.03%]
基于极化匹配的高亮度分布式反馈锥形激光器
Mengyao Lv,Zhiyu Zhou,Yuwen He et al.
Mengyao Lv et al.
Tapered diode lasers, composed of an index-guided ridge waveguide and a gain-guided tapered amplifier, are affected by polarization mismatch between the ridge and tapered sections. Beam quality deterioration is caused by TM high-order modes...
Reduced loss and bend sensitivity in hermetically-sealed hollow-core fiber gas cells using gas-induced differential refractive index [0.03%]
基于气体诱导折射率差的降低损耗和弯曲敏化的空芯光纤气室
Somarpita Pradhan,Thomas W Kelly,Elizaveta Elistratova et al.
Somarpita Pradhan et al.
Hollow-core optical fiber (HCF) gas cells are an attractive option for many applications including metrology and non-linear optics due to the enhanced gas-light interaction length in a compact and lightweight format. Here, we report the fir...
All-mirror wavefront division interferometer for Fourier transform spectrometry across multiple spectral ranges [0.03%]
用于傅里叶变换光谱仪的全反相波前分割干涉仪用于多个光谱范围
Ivan Zorin,Paul Gattinger,Giovanna Ricchiuti et al.
Ivan Zorin et al.
We report on the design of an all-mirror wavefront-division interferometer capable of spectroscopic studies across multiple spectral ranges-from the plasma frequencies of metals to terahertz wavelengths and beyond. The proposed method lever...
Bo Wei,Xu Mao,Wen Liu et al.
Bo Wei et al.
Light trapping structures can enhance the absorption and reduce the thickness and costs of solar cells. Among light trapping structures, the metasurface structure utilizes Mie scattering to make light enter the solar active layer better, th...
Advanced EPISM approach for holographic stereogram generation utilizing neural radiance fields [0.03%]
基于神经辐射场的全息立体图生成的先进EPISM方法
Hebin Chang,Jiaqi Li,Yanan Zhang et al.
Hebin Chang et al.
This paper presents a synthetic holographic stereogram printing approach that integrates neural radiance fields (NeRF) with the effective perspective images segmentation and mosaicking (EPISM) method. Sparse perspectives of a 3D scene are c...
AWGR-based all-optical switching network for distributed machine learning [0.03%]
基于AWGR的分布式机器学习全光交换网络
Yuanzhi Guo,Xuwei Xue,Bingli Guo et al.
Yuanzhi Guo et al.
With the increase sizes of training datasets and models, the bottleneck in distributed machine learning (DML) training has shifted from computation to communication. To address this bottleneck, we propose an all-optical switching network ar...
High precision and low noise demodulation scheme using adaptive fast fourier transform for fiber-optic interferometric sensors [0.03%]
基于自适应快速傅里叶变换的高精度低噪声解调方案用于光纤干涉型传感器
Zheng Liu,Ruizhe Lou,Lingling Zhang et al.
Zheng Liu et al.
This paper presents an adaptive fast Fourier transform (adaptive FFT) demodulation scheme, aimed at enhancing the precision and noise suppression capability of signal processing in fiber-optic interferometric sensors. By adaptively optimizi...