Full characterization of partially coherent vector vortex beams via generalized Stokes parameters [0.03%]
基于广义斯托克斯参数的偏振涡旋光束的完全表征
Manisha,Stuti Joshi,Saba N Khan et al.
Manisha et al.
The generalized Stokes parameters (GSPs) for partially coherent vector vortex beams (PC-VVBs) are meticulously determined through a double-slit (DS) experiment, marking the first, to the best of our knowledge, measurement for polarization s...
Ultra-fast photonic frequency hopping driven by reflection-type transversal filter laser for anti-jamming terahertz communications [0.03%]
一种反射型横向滤波激光器的超快光子频率跳动技术及其反干扰太赫兹通信研究
Shenghong Ye,Naoto Masutomi,Bo Li et al.
Shenghong Ye et al.
In future 6G networks, photonic-based terahertz (THz) frequency-hopping (FH) spread spectrum systems are expected to evade jamming attacks by hopping across their wide bandwidth to secure carrier frequencies. However, the hopping range and ...
High efficiency and broadly wavelength-tunable mid-infrared nanosecond erbium-doped fiber laser pumped at ∼1.7 μm [0.03%]
一种高效且工作波长可调的中红外纳米级掺饵光纤激光器
Tiantian Zhou,Jiadong Wu,Zhiyuan Dou et al.
Tiantian Zhou et al.
We demonstrate a high efficiency and broadly wavelength-tunable nanosecond mid-infrared (mid-IR) erbium (Er3+)-doped fluoride fiber laser pumped at ∼1.7 μm experimentally. In the continuous-wave operation regime, the mid-IR fiber laser ou...
Multipole generalization of the Witten effect in Mie-resonant photonics [0.03%]
米共振光学中的Witten效应的多重极化推广
Timur Seidov,Maxim A Gorlach
Timur Seidov
We present a generalization of the Witten effect on the case of oscillating multipole sources exciting a nonreciprocal sphere with an effective axion response. We find that the fields outside of the sphere are presented as a superposition o...
High harmonic generation in solids with an ultra-low threshold of 7 GW/cm2 [0.03%]
在固体中产生超低阈值（7GW / cm²）的高次谐波
Zhongjun Wan,Qizheng Li,Hang Yang et al.
Zhongjun Wan et al.
High harmonic generation (HHG) in solids holds immense potential for probing ultrafast electron dynamics in crystals, with a much lower threshold compared to its molecular counterpart. In this work, we demonstrate an Au-disk array on a cadm...
Pound-Drever-Hall stabilized single-frequency diamond Raman laser with sub-10 kHz linewidth [0.03%]
一种窄线宽皮坎赫稳定的金刚石拉曼激光器
Hui Chen,Wenqiang Fan,Yunpeng Cai et al.
Hui Chen et al.
Benefiting from the exceptional properties of diamond crystals and the absence of spatial hole burning in stimulated Raman scattering, diamond Raman lasers (DRLs) are effective materials for achieving a single longitudinal mode laser output...
Zijie Wang,Manuel Crespo-Ballesteros,Christopher Collins et al.
Zijie Wang et al.
Surface nanoscale axial photonics (SNAP) technology has demonstrated the record subangstrom fabrication precision of optical microresonators and resonant photonic circuits at the optical fiber surface. However, fabrication errors arising fr...
Multimodal LIBS-FLIPA fusion with frame segmentation for robust plastic classification via advanced LIPA processing [0.03%]
基于帧分割的LIBS-FLIPA融合的先进LIPA处理的鲁棒塑料分类方法
Huanqing Meng,Wenhan Gao,Yanpeng Ye et al.
Huanqing Meng et al.
The global increase in plastic waste, exceeding 400 million tons annually, underscores the urgent need for efficient plastic sorting and recycling. Laser-induced breakdown spectroscopy (LIBS) shows potential in this area, but its practical ...
Optimization of Si doping in GaN nanowires for high-performance photoelectrochemical photodetectors [0.03%]
用于高性能光电化学光探测器的GaN纳米线中Si掺杂的优化研究
Wenze Zhang,Wei Chen,Yang Li et al.
Wenze Zhang et al.
Photoelectrochemical-type photodetectors (PEC PDs) have received extensive attention owing to their low cost, simple fabrication process, and high photoresponse adjustability. Here, we fabricated GaN nanowires with different Si-doping conce...
Optical pulse position modulation based on the temporal Talbot effect for the Nyquist folding receiver [0.03%]
基于时间塔尔博特效应的光脉冲位置调制奈奎斯特折叠接收机
Ruohan Liu,Shuna Yang,Zhaoyang Qiu et al.
Ruohan Liu et al.
A novel method, to our knowledge, for achieving optical pulse position modulation (PPM) is proposed, with its application demonstrated in a photonic Nyquist folding receiver (NYFR). Leveraging the real-time Fourier transform property in the...