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Zifeng Zhao, Xuesong Yang, Ding Ding, Qiangyong Wang, Feiran Zhang, Zhicheng Hu, Kaikai Xu and Xuelin Wang
Physics-informed DeepONet (PI_DeepONet) is utilized for the reconstruction task of structural displacement based on measured strain. For beam and plate structures, the PI_DeepONet is built by regularizing the strain?displacement relation and boundary con...
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Yadong Zhou, Zhenchao Teng, Linlin Chi and Xiaoyan Liu
Based on the unit life and death technology, the dynamic evolution process of soil loss is considered, and a pipe-soil nonlinear coupling model of buried pipelines passing through the collapse area is constructed. The analysis shows that after the third ...
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Tianli Yang, Jing Yang, Wangzhe Zhou, Xuepeng Li, Yinan Zhou, Zongzhe Zhang and Xiaojun Wang
The one-dimensional, high-order Hermite?Gaussian (HG0n) laser beams can be easily converted into vortex Laguerre?Gaussian (LGpl) beams carrying orbital angular momentum (OAM), and with the scaling of output power and the narrowing of pulse width, the app...
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Christopher M. Pierce and Young-Kee Kim
Bright beams are commonly represented by sampled data in the numerical algorithms used to simulate their properties. However, in these calculations and the analyses of their outputs, the beam?s density is sometimes required and must be calculated from th...
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Jordi Sancho-Parramon, Tatiana Amochkina, Steffen Wilbrandt, Hrishikesh Kamble, Vesna Janicki, Kre?imir Salamon, Olaf Stenzel and Michael Trubetskov
The determination of the effective optical constants of metal island films is an essential step towards the practical incorporation of this kind of films in optical coatings. In this work, the optical properties of aluminium island films deposited by ele...
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Xiaoji Li, Jiemei Huang and Leiming Sun
With the advancement of underwater communication technology, the traditional modulation dimension has been introduced, developed and utilized. In addition, orbital angular momentum (OAM) is utilized as the modulation dimension for optical underwater comm...
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Peng Wang, Nan Wu, Zhili Sun and Haitao Luo
Non-uniform structures and composite materials have advantages in engineering applications, such as light weight design, multi-functionality, and better buckling/flutter load capacity. For composite structures under dynamic loading conditions, reliabilit...
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Yixin Zhang, Qingze Yan, Lin Yu and Yun Zhu
The model of information capacity for underwater wireless optical communication (UWOC) links with pointing errors and the carrier of perfect Laguerre?Gaussian (PLG) beam in absorbed and weakly turbulent seawater is modeled. Using this model, the influenc...
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Xinguang Wang, Le Wang and Shengmei Zhao
In this paper, we use two methods to research the propagation characteristics of a Hypergeometric-Gaussian (HyGG) vortex beam under oceanic turbulence. One is numerical calculation based on the Rytov approximation theory, where the theoretical detection ...
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Xinguang Wang, Le Wang and Shengmei Zhao
Based on the extended Huygens?Fresnel principle and the power spectrum of anisotropic oceanic turbulence, the analytical expressions of the average intensity and coherence properties of an off-axis hollow Gaussian-Schell model (OAHGSM) vortex beam propag...
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