Performance analysis of equal-gain-diversity UWOC systems over exponentiated Weibull turbulence channels with nonzero-boresight pointing errors [0.03%]
含非零轴向对准误差的指数韦伯湍流大气下等增益分集UWOC系统性能分析
Hongyan Jiang,Tao Liu,Xiaoji Li et al.
Hongyan Jiang et al.
Underwater wireless optical communication (UWOC) systems face significant performance degradation due to turbulence-induced fading and pointing errors (PEs). This paper evaluates the bit error rate (BER) performance of spatial diversity UWO...
Peeter Saari,Ioannis M Besieris
Peeter Saari
The behavior of wave signals in the far zone is not only of theoretical interest but also of paramount practical importance in communications and other fields of applications of optical, electromagnetic, or acoustic waves. A long time ago, ...
Theoretical analysis of an axicon with negative refraction for infinite radial imaging [0.03%]
具有负折射的轴锥无限径向成像的理论分析
Rafael G González-Acuña
Rafael G González-Acuña
In this paper, we present a new optical device, to our knowledge, an axicon lens, which, for finite objects, sends the image radially to infinity. This axicon lens has a negative refractive index and is free from spherical aberration. Shown...
Local QFAPHFMs magnitude domain color image watermark detector based on a truncated Weibull-Rayleigh distribution: publisher's note [0.03%]
基于截断的威布尔-雷利分布的局部QFAPHFMs幅度域彩色图像水印检测器：出版人致词
Siyu Yang
Siyu Yang
This publisher's note corrects the author affiliation in the article J. Opt. Soc. Am. A42, 885 (2025)JOAOD60740-323210.1364/JOSAA.559284.
Guangqing Liu,Xiang Yi,Mingjian Cheng
Guangqing Liu
Optical wave propagation through oceanic turbulence suffers from phase and amplitude distortions caused by refractive-index fluctuations due to temperature and salinity random variations in seawater. The split-step method has been widely em...
High-uniformity panoramic infrared optical system design based on segment-wise dynamic curvature and gradient descent optimization [0.03%]
基于分段动态曲率和梯度下降优化的高均匀性全景红外光学系统设计
Zhen Zhang,Yunhan Huang,Wangxuan Sun et al.
Zhen Zhang et al.
A new, to our knowledge, design method for panoramic reflective infrared systems is proposed using dynamic curvature compensation and gradient descent to improve image irradiance uniformity. By combining ray tracing and multi-parameter anal...
Second-scale atmospheric turbulence predicting with the Kolmogorov-Arnold network [0.03%]
基于Kolmogorov-Arnold模型的大气湍流二级结构预测
Zhihao Wan,Haibin Zhan,Xianglei Meng et al.
Zhihao Wan et al.
Free-space optical communications are susceptible to atmospheric turbulence. Conducting high-temporal-resolution atmospheric turbulence prediction can provide strategic support for the optimization and improvement of free-space optical comm...
Time-domain modeling of finite coherence in resonance-based spectroscopic sensing [0.03%]
具有有限相干性的共振本征模式的时域模型在光谱检测中的应用研究
Mohammad Hossein Motavas,Mohamed Najih,Andrew G Kirk
Mohammad Hossein Motavas
Optical cavities serve as powerful tools for sensing experiments, often relying on narrow-linewidth laser sources to minimize the impact of optical coherence on measurements. However, demands for affordable integrated and miniaturized sensi...
Beam moments of higher-order annular Gaussian beams in tissue turbulence [0.03%]
组织湍流中高阶环域高斯光束的光斑时刻理论研究
Serap Altay Arpali,Çağlar Arpali,Yahya Baykal
Serap Altay Arpali
Beam moments of the laser beam at the receiver plane were analyzed using our previously developed formula for the average light intensity of a higher-order annular Gaussian (HOAG) beam in the presence of biological tissue turbulence. HOAG b...
Convolutional-neural-network-assisted parameter identification in elliptical Airy vortex beams [0.03%]
卷积神经网络辅助椭圆airy涡旋光束参数识别
Bingsong Cao,Zhangrong Mei,Yonghua Mao et al.
Bingsong Cao et al.
Convolutional neural networks (CNNs), widely employed in image recognition, show significant promise in identifying topological charges of vortex beams. Elliptical Airy vortex beams (EAVBs) introduce an additional elliptical parameter t, ex...