PIEZOELECTRIC

作品数：837被引量：1227H指数：12
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相关领域：理学更多>>
相关作者：王鑫伟张令弥李俊宝许有熊陈仁文更多>>
相关机构：南京航空航天大学北京航空航天大学上海交通大学清华大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家教育部博士点基金更多>>
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Dispersion,attenuation,and bandgap of in-plane coupled Bloch waves in piezoelectric semiconductor phononic crystal with PN junction
《Applied Mathematics and Mechanics(English Edition)》2025年第5期813-830,共18页Zibo WEI Peijun WEI Chunyu XU Xiao GUO 
Project supported by the National Natural Science Foundation of China(Nos.11872105,12072022,11911530176,and 12202039)。
In this paper,the dispersion,attenuation,and bandgap characteristics of in-plane coupled Bloch waves in one-dimensional piezoelectric semiconductor(PSC)phononic crystals are investigated,emphasizing the influence of p...
关键词：piezoelectric semiconductor(PSC) phononic crystal positive-negative(PN)junction dispersion and attenuation carrier field transfer matrix 
Experimental study of Young’s modulus and internal friction of low-melting-point gallium using modified piezoelectric ultrasonic composite oscillator technique
《Theoretical & Applied Mechanics Letters》2025年第2期163-167,共5页Chuanyang Jiang Wenshuo Bai Mingyu Xie Xiangpeng Li Jiao Yu Hao Huang Lu Cao Faxin Li 
financially supported by the National Key R&D Program of China(Grant No.2023YFF0716800);the National Natural Science Foundation of China(Grant No.12074160);the Natural Science Foundation of Liaoning Province of China(Grant No.2024-MS-181).
As an emerging multifunctional metal with the lowest melting point except for mercury,gallium combines a wide range of metallic and non-metallic elements to form advanced semiconductors critically important in cutting...
关键词：GALLIUM Piezoelectric transducer Electromechanical impedance Young’s modulus Internal friction 
An Improved Bionic Piezoelectric Actuator for Eliminating the Backward Motion
《Journal of Bionic Engineering》2025年第2期703-712,共10页Nen Wan Junjie Cai Lidong He Jianping Li Yili Hu Jijie Ma Kang Chen Yingting Wang Yigang Shen Jianming Wen 
supported by The Key Science and Technology Plan Project of Jinhua City,China:2023-3-084,2023-2-011;Zhejiang Provincial"Revealing the list and taking command"Project of China KYH06Y22349;Open Fund Project of Key Laboratory of CNC Equipment reliability,Ministry of Education JLU-cncr-202407.
Piezoelectric actuators are widely utilized in positioning systems to realize nano-scale resolution. However, the backward motion always generates for some piezoelectric actuators, which reduces the working efficiency...
关键词：PIEZOELECTRIC ACTUATOR SEAL BIONIC Flexure Backward motion 
Free vibration of piezoelectric semiconductor composite structure with fractional viscoelastic layer
《Applied Mathematics and Mechanics(English Edition)》2025年第4期683-698,共16页Yansong LI Wenjie FENG Lei WEN 
supported by the National Natural Science Foundation of China(No.12372153);the Funding by Guangdong Basic and Applied Basic Research Foundation(No.2023A1515012366)。
In this study,the free vibration of a piezoelectric semiconductor(PS)composite structure composed of a PS layer,a fractional viscoelastic layer,and an elastic substrate with simply-supported boundary conditions is inv...
关键词：fractional viscoelastic material free vibration composite structure piezoelectric semiconductor(PS) 
Design and Performance Test of an H-shaped Bionic Piezoelectric Robot Based on the Standing Wave Principle
《Journal of Bionic Engineering》2025年第2期608-625,共18页Ying Li Chaofeng Li Zhiwei Wu Binbin Zhu Jinghu Tang 
supported by the National Natural Science Foundation of China(No.12372005);the Aeronautical Science Foundation of China(No.ASFC-2024Z070050001);the Natural Science Foundation of Liaoning Province(2024-MSBA-32).
In this paper,inspired by the running motion gait of a cheetah,an H-shaped bionic piezoelectric robot(H-BPR)based on the standing wave principle is proposed and designed.The piezoelectric robot realizes linear motion,...
关键词：PIEZOELECTRIC Standing wave principle BIONIC Differential driving method ROBOT 
Flow control mechanism of sprays using dual synthetic jets
《Chinese Journal of Aeronautics》2025年第3期1-17,共17页Wei HE Songjiang FENG Zhenbing LUO Lurui XIA Xiong DENG Sen LI Sheng XU 
supported by the National Natural Science Foundation of China(Nos.U2341202,12402333).
Dual Synthetic Jets (DSJ) can directly affect the development of spray through the complex vortex structure. The mechanism of flow control on spray and its thermal management application are studied by combining exper...
关键词：Dual synthetic jets Fow cantrol Spray cooling Heat pipe Piezoelectric atomizer Heat transfer enhancerment 
Self-charging and long-term face masks leveraging low-cost,biodegradable and sustainable piezoelectric nanofiber membrane
《Nano Materials Science》2025年第1期113-122,共10页Zhenqi Wang Zhuomin Zhang Zehua Peng Xiaodan Yang Xuemu Li Yao Shan Bingren Liu Xiaote Xu Yongsheng Gao Zhengbao Yang 
supported by General Research Grants (GRF Project No. 11212021 and No. 11210822) from the Research Grants Council of the Hong Kong Special Administrative Region;the Innovation and Technology Fund (Project No. ITS/065/20;GHP/096/19SZ) from Innovation and Technology Commission of Hong Kong Special Administrative Region
The mass discarding face masks has caused severe environmental problems during and after the COVID-19 pandemic.To reduce waste and minimize environmental impact,we present a new face mask featuring selfcharging extend...
关键词：PIEZOELECTRIC Amino acid MICROFIBER FILTRATION COVID ELECTROSPINNING Environment Health 
Using piezoelectric technology to harvest energy from pavement:A review
《Journal of Traffic and Transportation Engineering(English Edition)》2025年第1期68-86,共19页Keliang Mou Xiaoping Ji Jie Liu Haoyu Zhou Haochen Tian Xiaojuan Li Honghui Liu 
partly supported by the National Natural Science Foundation of China under Grant No.5247082732;the Shaanxi Provincial Transportation Technology Project under Grant No.24-58k;the Fundamental Research Funds for the Central Universities of CHD under Grant No.300102214909;the Scientific Innovation Practice Project of Postgraduates of Chang'an University under Grant No.300103723024;Scientific Research Fund of Xinjiang Transportation Design Institute under Grant No.KY2022080901 and KY2022042501。
A key point in building a contemporary energy system is the search for sustainable and green energy.Many green energy sources exist in the road or pavement domain,such as solar,thermal,wind,and mechanical energy,etc.U...
关键词：PAVEMENT Mechanical energy Piezoelectric effect Piezoelectric harvesting technology 
Tribo-piezoelectric hybrid nanogenerator based on temporary solution template process
《Science China(Technological Sciences)》2025年第2期97-105,共9页Jinxian ZHANG Peng PAN Zhengchun YANG Jie HE Peifeng ZENG 
supported by the National Basic Research Program of China(Grant No.2012CB934101);the National Natural Science Foundation of China(Grant No.51321092).
In this study,a friction piezoelectric hybrid nanogenerator(HNG)with a sponge-like structure was developed.A novel temporary solution template process was proposed to create smaller,uniformly distributed pores within ...
关键词：PDMS hybrid nanogenerator triboelectric PIEZOELECTRIC flexible composites 
Manufacturing strategies for highly sensitive and self-powered piezoelectric and triboelectric tactile sensors
《International Journal of Extreme Manufacturing》2025年第1期151-172,共22页Hyosik Park Gerald Selasie Gbadam Simiao Niu Hanjun Ryu Ju-Hyuck Lee 
supported by National Research Foundation of Korea(2022M3D1A2054488);Technology Innovation Program(20025736,Development of MICS SoC and platform for in-vivo implantable electroceutical device)funded by the Ministry of Trade,Industry&Energy(MOTIE,Korea)。
Piezoelectric and triboelectric effects are of growing interest for facilitating high-sensitivity and self-powered tactile sensor applications.The working principles of piezoelectric and triboelectric nanogenerators p...
关键词：triboelectric PIEZOELECTRIC tactile sensor MANUFACTURING COMPOSITE 
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