Lightweight neural network for wavefront estimation under long-distance, strong atmospheric turbulence [0.03%]
轻量级神经网络在长距离强湍流条件下波前估计中的应用研究
Yonghao Chen,Wuli Hu,Zheqiang Zhong et al.
Yonghao Chen et al.
Wavefront estimation under long-distance, strong atmospheric turbulence remains a critical challenge in free-space optical communication (FSOC). Conventional approaches always suffer from high computational cost and latency. To address this...
Jacob Rubinstein
Jacob Rubinstein
Visual starbursts are images perceived by people watching a bright light source with a dilated pupil. They are generated by the optical aberrations of a person's eye. The problem of starbursts is considered for two families of symmetric abe...
Evolution of energy flow in the focal field of azimuthally polarized Lorentz-Gauss beams under helico-conical phase modulation [0.03%]
螺旋锥相位调制轴向洛伦兹高斯光束焦场中的能量流演化规律
Shuo Yu,Jinsong Li,Chundi Zheng et al.
Shuo Yu et al.
This paper investigates the evolution of energy flow distribution in Lorentz-Gauss beams under helico-conical modulation. Based on the Richards-Wolf vector diffraction theory, we derived the electromagnetic field expressions for azimuthally...
Multi-aperture system crossing using the extended ABCD formalism and mode conversion [0.03%]
扩展ABCD矩阵形式和模式转换在多孔径系统互联中的应用
Billel Bentouhami,Zaia Derrar Kaddour
Billel Bentouhami
The aim of this paper is to solve the problem raised by the study of diffraction by a sequence of irises. Alternative methods to the diffraction integral, aimed at this problem, exist. However, these methods not only fail to provide results...
Adaptive Bayesian augmented Lagrangian algorithm for fluorescence molecular tomography [0.03%]
自适应贝叶斯修正拉格朗日算法在荧光分子断层扫描中的应用研究
Bianbian Yang,Yiting He,Nannan Cai et al.
Bianbian Yang et al.
Fluorescence molecular tomography (FMT) is a noninvasive imaging technique that enables the quantitative three-dimensional reconstruction of fluorescent probe distributions in vivo. However, FMT reconstruction is limited in accuracy and rel...
Philippe Réfrégier,Frédéric Galland,Julien Fade
Philippe Réfrégier
A Poincaré-like sphere for spatial coherence characteristics leading to "visual algorithms" is introduced. Deterministic and random Jones transformations, as well as coherence optimization between lights at two spatial locations, can be ap...
Strengthening JOSA A-our new topical editors in action: editorial [0.03%]
加强JOSA A——我们的新专题编辑开始行动：主编按语
Olga Korotkova
Olga Korotkova
Editor-in-Chief Olga Korotkova summarizes the Journal's progress in 2025, recognizes editors who have completed their terms, and introduces editors who have recently joined the board.
Influence of irregular particles on the propagation of polarized pulsed laser beams through turbid underwater environments [0.03%]
不规则粒子对偏振脉冲激光束在浑浊水下介质中传输的影响研究
Maria Ballesta-Garcia,Aleix R Bobi-Olmo,Santiago Royo
Maria Ballesta-Garcia
This study investigates polarized pulsed laser propagation in turbid underwater environments by combining Monte Carlo simulations with the T-matrix scattering method to model irregularly shaped particles. Using sand and algae as representat...
Comparison of the unmodified Rytov method and the modified Rytov method in obtaining scintillations in various strongly turbulent media [0.03%]
修正的Rytov方法和未修正的Rytov方法在不同强湍流媒质中获得闪烁的结果比较
Yahya Baykal
Yahya Baykal
The scintillation index as evaluated by the unmodified (classical) Rytov method solution for weak turbulence and evaluated by the modified or the extended Rytov method solution for strong turbulence is compared in different turbulent media,...
T B Martínez-Hernández,J A Zenteno-Hernández,D Sánchez-de-la-Llave et al.
T B Martínez-Hernández et al.
Phase contrast is a technique that allows the visualization of phase variations of an object by transforming them into intensity variations at the image plane when a phase filter is set at the Fourier plane of the optical system. Ideally, o...