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Xianzheng Yu, Hua Liu, Xiaolin Fan, Liangyu Zhu, Chengqi Zhang and Shiyi Zhang
In marine environments, bridge piers and columns are prone to corrosion caused by harmful media, particularly chloride ions. This corrosion can lead to cracking of the steel bars in the protective layer of the bridge piers. To enhance the corrosion resis...
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Chunfeng Zhang, Changyuan Zhai, Meng Zhang, Chi Zhang, Wei Zou and Chunjiang Zhao
The pulse-width modulation (PWM) variable spray system is the most widely used variable spray system in the world at present, which has the characteristics of a fast response, large flow adjustment range, and good atomization. Recently, the pressure fluc...
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Dongyang Yu, Feihu Peng, Zhihao Zeng, Minghua Zhang, Wenwu Yang, Ying Zang, Jianfei He, Yichen Huang, Yuguang Wu, Wenneng Zhong, Ziyou Guo, Jiawen Liu, Guanjiong Li, Xingmou Qin and Zaiman Wang
This investigation considered the effects of both internal and external excitation vibrations on the efficacy of the seed dispenser in a rice precision hole seeder. Through comprehensive field tests, we analyzed vibrational characteristics during direct ...
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Zhengjian Tian, Maolin Li, Takuya Sugimoto and Motoyoshi Kobayashi
To clarify the effect of proteins on the charging and aggregation?dispersion characteristics of oxidized carbon nanohorn (CNHox), we measured the electrophoretic mobility and stability ratios as a function of concentrations of a model protein, lysozyme (...
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Jin Yan, Jiangfeng Li, Lvlong Zou, Dapeng Zhang, Cheng Wang and Zhi Tang
Based on the theory of acoustic?solid coupling, the phase velocity-thickness product of a double-layer liquid-filled pipeline is analyzed, and the dispersion relationship between angular frequency and wavenumber?thickness product is analyzed, providing a...
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Wei Liu, Yuanchao Hu, Haipeng Tian, Zhipeng Jiang, Xiaole Su, Jie Xiong, Wei Su and Yi Wang
Existing transmission lines and pipelines are frequently crossed and erected in parallel, meaning that if lightning strikes a wire and causes insulator flashovers, the resulting lightning current will spread through the grounding of the tower where the f...
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Serdar Beji
A set of Boussinesq-type wave equations with enhanced dispersion characteristics is presented for accurate, efficient, and robust numerical treatment. New arrangement uses three different velocity variables simultaneously in order to keep continuity and ...
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Zhihao Sun, Dezhi Kang, Hongzan Jiao, Ya Yang, Wei Xue, Hao Wu, Lingbo Liu, Yuwei Su and Zhenghong Peng
Urban spatial elements present agglomeration and dispersion geographic processes in the urban development. Identifying the characteristics of their distribution changes and accurately capturing the evolution of the urban spatial structure is of great sig...
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Gerard Lods and Delphine Roubinet
Subsurface and groundwater flow characterization is of great importance for various environmental applications, such as the dispersion of contaminants and their remediation. For single-hole flowmeter measurements, key characteristics, such as wellbore st...
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Lixia Li, Haiteng Hu and Xiaolan Wu
In this paper, we propose an acoustic black hole radial elastic metamaterial (AREM). Through the study of its dispersion relations, it is found that, compared with the conventional elastic metamaterial, the AREM gathers energy at the tip of the black hol...
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