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Luigi Lombardi, Gianvito Matarrese and Cristoforo Marzocca
The quartz tuning fork used as an acoustic sensor in quartz-enhanced photo-acoustic spectroscopy gas detection systems is usually read out by means of a transimpedance preamplifier based on a low-noise operational amplifier closed in a feedback loop. The...
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Kunpeng Tian, Jicheng Huang, Bin Zhang, Aimin Ji and Zhonghua Xu
In response to the unclear impact of header vibration on cutting performance (stalk cutting quality and cutting energy consumption) during field operations of industrial hemp harvesters, this study utilized a vibration recorder to collect information on ...
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Qingchao Yang, Zhaozhao Ma, Ruiping Zhou, Heow Pueh Lee and Kai Chai
In recent times, there has been a significant focus on electromagnetic resonant shunt damping (ERSD) and quasi-zero-stiffness vibration isolators (QZS VI) as prominent solutions for vibration mitigation or energy harvesting. In this paper, an innovative ...
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Zhiqiang Liu, Yanjun Mao, Jun Ding, Chao Tian, Siyu Wang, Congfang Ai, Xiaozhou Ma and Guohai Dong
In order to meet the needs of marine tourism development, this paper analyzes the water resonance in the inner domain of a fixed floating tourist platform based on a 3D non-hydrostatic model. The tourist platform has a complex structure that is prone to ...
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Xiaowei Cai, Zhihe Fu, Huangsheng Xie, Jiaxiang Xue, Duhan Ding, Ning Ou and Gang Zhou
The coaxial cylindrical reactor with a rotary nozzle is proposed to be used as the plasma torch of the plasma cleaning machine. The phase-shifted full bridge series resonance circuit is used as the power circuit topology. Because the voltage source load ...
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Xuemin Song, Weiqin Liu and Guowei Zhang
Floating structures plays an important role in extending and developing ocean resources, and their response evaluation is a hot topic of global important research due to the large dimensions. With characteristics including small depth and large horizonta...
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Jeffrey Burkhartsmeyer and Kam Sing Wong
Acoustic shockwaves are of interest as a possible means of the selective inactivation of viruses. It has been proposed that such inactivation may be enhanced by driving the virus particles at frequencies matching the characteristic frequency correspondin...
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Jia Shi, Yiyun Ding, Longhuang Tang, Xiuyan Li, Hua Bai, Xianguo Li, Wei Fan, Pingjuan Niu, Weiling Fu, Xiang Yang and Jianquan Yao
Terahertz (THz) photonic crystal (PC) waveguides show promise as an efficient and versatile waveguiding platform for communication, sensing, and imaging. However, low-frequency THz PC waveguides with a low-cost and easy fabrication remain challenging. To...
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Tatjana Gric and Edik Rafailov
Tunable metamaterials belonging to the class of different reconfigurable optical devices have proved to be an excellent candidate for dynamic and efficient light control. However, due to the consistent optical response of metals, there are some limitatio...
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Chuang Wu, Anjiang Cai, Xing Gao and Chongjing Cao
In recent years, with the rapid development of soft robots, dielectric elastomer actuators (DEAs) as a novel type of soft actuators have been widely studied. However, DEAs often suffer from low instantaneous output force/power, especially in high payload...
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