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Enhanced Flexoelectric Response from Functionally Gradient Electrets Undergoing Crumpling Deformation: 《Acta Mechanica Solida Sinica》2024年第4期541-554,共14页Jianhua Ma Jinrui Xu Jun Li Binglei Wang; supported by the Natural Science Foundation of Shandong Province(ZR2021MA011).; Non-uniform deformation of the dielectric subjected to external forces can induce the flexoelectric effect, a phenomenon that couples electrical polarization to strain gradients. However, limited by the size effects, ...; 关键词：Functionally gradient electret Size effects Crumpling Flexoelectric-like response

Ferroelectrets:Heterogenous polymer electrets with high piezoelectric sensitivity for transducers被引量：1: 《Journal of Advanced Dielectrics》2023年第4期3-26,共24页Xunlin Qiu Peng Fang Axel Mellinger Ruy Alberto Pisani Altafim Werner Wirges Gunnar Gidion Dmitry Rychkov; Financial support from the National Natural Science Foundation of China(No.12174102);the National Key Research and Development Program of China(No.2021YFC3001802);the Shanghai Program for Professor of Special Appointment(Eastern Scholar)at Shanghai Institutions of Higher Learning,and Shanghai Key Laboratory of Special Artificial Microstructure Materials and Technology is gratefully acknowledged.; Nowadays,the demand for advanced functional materials in transducer technology is growing rapidly.Piezoelectric materials transform mechanical variables(displacement or force)into electrical signals(charge or voltage)...; 关键词：Ferroelectret piezoelectret space-charge electret TRANSDUCER advanced functional materials

History and recent progress in ferroelectrets produced in Brazil被引量：1: 《Journal of Advanced Dielectrics》2023年第4期27-34,共8页Ruy Alberto Pisani Altafim Ruy Alberto Corrêa Altafim; More than 30 years ago,a group of researchers in Tampere-Finland developed a thin foamed polymeric material for capacitive sensors.Such soft-voided films exhibited electrical charging characteristics,forming a powerfu...; 关键词：Cellular electrets piezoelectrets FERROELECTRETS electromechanical films

A miniaturized mechanical antenna based on FEP/ THV unipolar electrets for extremely low frequency transmission被引量：1: 《Microsystems & Nanoengineering》2022年第3期223-233,共11页Yong Cui Ming Wu Zhaoyang Li Xiao Song Chen Wang Haiven Yuan Zhi-Xin Yang Junwen Zhong; supported in part by the National Natural ScienceFoundation of China(51707006);the Natural Science Foundation of Bejing(4192033);the Science and Technology Development Fund,Macao SAR(Grant no.0018/2019/AKP,SKL-IOTSC(UM)-2021-2023,0059/2021/AF,0040/2021/A1)。; An electret-based mechanical antenna(EBMA),which can transmit extremely low frequency(ELF)electromagnetic signals,has the advantages of miniaturization and high transmitting efficiency,with great potential application...; 关键词：ANTENNA PROPYLENE FEP

The Use of Electromagnetic Forces of the Earth in Manual and Physiotherapy被引量：2: 《Journal of Human Physiology》2020年第1期10-15,共6页Yuri Pivovarenko; Physiotherapists usually ignore the electric polarization of human bodies that occurs under the influence of the electromagnetic forces of the Earth.This is irrational,since the positive or negative electrification of...; 关键词：Manual therapy PHYSIOTHERAPY ELECTRETS YOGA

Surface potential uniformity and sensitivity of large-area PTFE electret discs of different thicknesses produced by a modified corona poling rotating system for dosimetry applications: 《Journal of Advanced Dielectrics》2019年第6期52-62,共11页A.Komeijani H.Bagheri B.Shekarchi; In this study,large-area(6-cm diameter)Teflon polytetrafluoroethylene(PTFE)discs of different thicknesses(0.2-,0.5-and 1-mm)were negatively and positively charged by using the“modified single point-to-plane corona po...; 关键词：PTFE electrets dielectric polarization surface charge uniformity and stability electrostatic discharges and measurements DOSIMETRY

Evaluations of dielectric property and drug release profile of 5-FU patches based on plasma charged electrets: 《Plasma Science and Technology》2018年第5期110-116,共7页苑旺梁合鹃黄平安晓强江键崔黎丽; National Natural Science Foundation of China(Grant No.51477175) for financial support; In the present study,the electret 5-fluorouracil patch was developed,the effective surface potential,piezoelectric coefficient d33,open-circuit thermally stimulated discharge（TSD） current spectra and shear adhesion ...; 关键词：ELECTRET hypertrophic scar thermally stimulated discharge current 5-fluorouracil patch piezoelectric coefficient

Effect of heating treatment on trap level distribution in polyamide 66 film electrets: 《Chinese Physics B》2014年第3期541-544,共4页徐佩张兴元; Project supported by the National Natural Science Foundation of China(Grant No.20974108);the Natural Science Foundation of Anhui Province,China(Grant No.1308085QB40);the Fundamental Research Funds for the Central Universities of Ministry of Education of China(Grant Nos.2013HGQC0016 and 2011HGBZ1323); The effect of heating treatment on the trap level distribution in polyamide 66 film electret is studied by thermally stimulated depolarization current （TSDC） technique. For annealed polyamide 66, there are three tra...; 关键词：polyamide 66 film electret thermally stimulated depolarization current heating treatment

Electrets Properties of Polyethylene Films with Starch and Aerosil: 《材料科学与工程（中英文A版）》2013年第7期494-498,共5页Dmitry Temnov Elena Fomicheva Boris Tazenkov Elena Karulina Yuri Gorokhovatsky; 关键词：聚乙烯薄膜驻极体淀粉可生物降解性质聚乙烯膜稳定性组合物

Study on PECVD SiO_2 /Si_3 N_4 double-layer electrets with different thicknesses被引量：1: 《Science China(Technological Sciences)》2011年第8期2123-2129,共7页ZOU XuDong ZHANG JinWen; supported by the National Basic Research Program of China ("973" Program) (Grant No. 2009CB320300); In this paper, performance of PECVD SiO 2 /Si 3 N 4 double layers electrets with different thicknesses were investigated detailedly in respect of chargeability, storage charge stability in high temperature and reliabi...; 关键词：PECVD SiO 2 /Si 3 N 4 double layer ELECTRETS thicknesses

ELECTRETS