Theoretical analysis on gain and thermal performance of Tm:YLF-based 10 kW-level laser amplifier [0.03%]
基于掺铥YLF激光放大器的增益和热性能理论分析
Jianyu Sun,Enhao Li,Xiaoming Lu et al.
Jianyu Sun et al.
Recent advances in 2 μm laser technology demonstrate significant potential to replace conventional 10.6 μm lasers for generating efficient extreme ultraviolet (EUV) light sources. The multi-pulse extraction (MPE) technique, synergized wit...
Kirstine Engell Sandager Poulsen,Xavier Zambrana-Puyalto,Rafael de la Fuente Herrezuelo et al.
Kirstine Engell Sandager Poulsen et al.
Light emitting diodes have superior performance over most other light sources, but the need for secondary optics to shape their illumination for specific applications yield bulky lighting products. Here, we present an approach to shaping li...
Impact of capillary material intrusion on the photonic lantern performance [0.03%]
毛细管材料浸润对光子晶体光纤束性能的影响研究
Yue Wang,Cong Zhang,Songnian Fu et al.
Yue Wang et al.
Photonic lanterns (PL) fabricated by the fiber bundle fusion tapering technique offer a low-loss and highly efficient interconnection module between single-mode fiber (SMF) and few-mode fiber (FMF). However, due to the lower fusion temperat...
Physics-informed grey-box model for C + L band Raman amplification incorporating launch power profiles [0.03%]
结合发射功率分布的C+L波段拉曼放大物理灰盒模型
Yihao Zhang,Xiaomin Liu,Yichen Liu et al.
Yihao Zhang et al.
Raman amplifiers are crucial for multi-band systems due to their capability of providing wide gain profiles with low noise, making accurate modeling of them an important task. Leveraging neural networks (NN) is a promising approach. Due to ...
Enhancing signal extraction and image reconstruction through scattering media using semi-supervised learning methods [0.03%]
基于半监督学习方法的散射介质信号提取与图像重建增强技术研究
Xinran Lyu,Zijing Zhang,Chaoyang Hou et al.
Xinran Lyu et al.
Laser imaging systems in scattering environments are typically affected by the effects of medium scattering, resulting in systems that cannot effectively detect objects hidden behind the scattering medium. Supervised learning-based signal e...
Evolution of the polarization state and OAM-resolved polarization of full Poincaré beams propagating in the atmosphere [0.03%]
庞加莱全光束在大气中传输的偏振态演化及轨道角动量分辨的偏振状态
Yakun Wang,Lin Liu,Yahong Chen et al.
Yakun Wang et al.
A detailed study is conducted on the polarization characteristics of full Poincaré beams (FPBs) propagating through atmospheric turbulence, including polarization state, degree of polarization, OAM-resolved Stokes parameters, and OAM-resol...
Hongwei Zhao,Wenhao Ma,Peirui Ji et al.
Hongwei Zhao et al.
Binocular stereo vision technology is widely used in the 3D measurements of aerospace, the automotive industry, and in other fields. However, its measurement accuracy is limited by many error factors and is difficult to improve. This paper ...
Evaluating probabilistic and data-driven inference models for fiber-coupled NV-diamond temperature sensors [0.03%]
评估纤维耦合的NV钻石温度传感器的概率和数据驱动推理模型
Shraddha Rajpal,Zeeshan Ahmed,Tyrus Berry
Shraddha Rajpal
We evaluate the impact of an inference model on uncertainties when using continuous wave optically detected magnetic resonance (ODMR) measurements to infer temperature. Our approach leverages a probabilistic feedforward inference model desi...
Mode conversion of controllable anomalous elliptical hollow beams in strongly nonlocal nonlinear media induced by cross-phase [0.03%]
强非局域非线性媒质中由交叉相位引起的可控异常椭圆空心光束的模式转换
Meng Zhang,Shaohua Zhang,Zhenglan Zhou et al.
Meng Zhang et al.
This paper proposes a controllable anomalous elliptical hollow cross-phase (CAEHCP) beam. Based on the Huygens-Fresnel integral principle and the transformation matrix of strong nonlocal nonlinear medium (SNNM), the analytical expression of...
Ultra-high quality factor and polarization-sensitive Γ-point unidirectional guided resonances [0.03%]
超高品质因子及Γ点偏振敏感单向导模共振态
Kaixin Han,Qilin Hong,Youhe Li et al.
Kaixin Han et al.
We present a systematic analysis of the quality (Q) factors and polarization characteristics of unidirectional guided resonances (UGRs) in a symmetry-broken silicon-on-lithium niobate (Si-on-LN) photonic crystal (PhC) slab. Through numerica...