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Tao Zhang, Zilong Hu, Xinjun Liu, Jiahao Lu, Xijie Song, Di Zhu and Zhengwei Wang
Hydroelectric power generation is an important clean energy source, and the stability of water turbine operation determines the quality of hydro energy utilization. For hydro turbines, the layout direction of the draft tube is often only considered from ...
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Jiayi Yang, Di Hu, Zihan Chen, Yicheng Xu, Zewei Zou and Ying Zhu
As an exquisite asset of Chinese traditional culture, traditional opera occupies a place of high esteem within the world?s cultural and artistic treasury. The impact of emerging cultures has threatened the future of traditional opera culture, necessitati...
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Yanrong Liu, Guonian Lu, Zhongqiu Meng, Dashu Guo, Di Hu, Lei Zhu and Handong He
A structural landform is defined by its surface morphology, controlled by tectonics, lithology (arrangement and resistance), and folded structures, and demonstrated by the characteristics and relationships between geological and geomorphic elements. It i...
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Di Wu, Lanyue Zhang, Jia Wang and Xueru Hu
Detection of underwater coherent interference is necessary as its presence affects the estimation of the desired target. In this work, a method based on high-order particle velocity gradient polarization characteristics is proposed to distinguish the pre...
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Di Zhu, Zilong Hu, Yan Chen, Chao Wang, Youchao Yang, Jiahao Lu, Xijie Song, Ran Tao, Zhengwei Wang and Wensheng Ma
Two-stage double-suction centrifugal pumps have both a large flow and high head. However, due to the complexity of their flow passage components, efficiency has always been a major problem, and the corresponding head is also prone to insufficiency. In th...
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Di Zhao, Pengxian You, Jing Yang, Junhong Yu, Hang Zhang, Min Liao and Jianbo Hu
Femtosecond hard X-ray pulses generated by laser-driven plasma sources are eminently suitable to probe structural dynamics due to the angstrom spatial resolution and sub-picosecond time resolution. However, the insufficient flux of X-ray photons and high...
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Di Ji, Zhitao Hu, Nan Ye, Fufei Pang and Yingxiong Song
At 2 µm wavelengths (149.9 THz), hollow-core photonics band gap fibers have higher light power damage thresholds, stable polarization states, and lower losses of 0.1 dB/km. Additionally, a thulium-doped fiber amplifier can provide a gain of >35 dB. Speci...
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Handong He, Yanrong Liu, Jing Cui and Di Hu
Knowing the GIS expression of geological phenomena is an important basis for the combination of geology and GIS. Regional geological structures include folds, faults, strata, rocks, and other typical geological phenomena and are the focus of geological G...
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Di Zhang, Hongliang Wang, Jinhua Liu, Chuan Wang, Jie Ge, Yong Zhu, Xinxin Chen and Bo Hu
To study the influence of impinging height H/D on the flow field characteristics of oblique submerged impinging jets, the numerical calculation of an oblique submerged impinging jet was carried out based on Wray?Agarwal (W?A) turbulence model. The jet fl...
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Jing Cui, Yanrong Liu, Junling Sun, Di Hu and Handong He
Based on the significant hotspots analysis method (Getis-Ord Gi* significance statistics), space-time cube model (STC) and the Mann?Kendall trend test method, this paper proposes a G-STC-M spatio-temporal analysis method based on Archaeological Sites. Th...
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