In this paper,three different roughening route planning methods(free coarsening,vertical coarsening,circling coarsening)were designed to pre-treat the basement membrane.The platinum IPMC was prepared by electroless pl...In this paper,three different roughening route planning methods(free coarsening,vertical coarsening,circling coarsening)were designed to pre-treat the basement membrane.The platinum IPMC was prepared by electroless plating to observe their surface morphology and test their performances such as output displacement and blocking force.The results show that the platinum electrode of the vertical coarsening route planning of IPMC is distributed in the shape of fish scales and is the most compact and regular on the surface electrode.The thickness of the platinum electrode layer is about 13μm,the maximum output displacement is 54.89 mm,the blocking force of 15.46 mN,and the maximum strain energy density of the IPMC of 2.44 KJ/m^(3).Vertical coarsening route planning can significantly improve the electrodynamic properties of IPMC,and it is recommended that the surface roughening of IPMC be utilized in the research and application of IPMC.It lays a certain experimental foundation for the performance improvement and innovation research and development of IPMC in the subsequent stage.展开更多
Ionic Polymer Metal Composites(IPMCs)are considered important electroactive polymers that have recently attracted the attention of the scientific community owing to their simple structure,adaptable form,high degree of...Ionic Polymer Metal Composites(IPMCs)are considered important electroactive polymers that have recently attracted the attention of the scientific community owing to their simple structure,adaptable form,high degree of flexibility,and biocompatibility during their utilization as sensing elements.Along these lines,in this work,the recent developments in performance optimization,model construction,and applications of IPMC sensors were reported.Different methods were introduced to enhance the sensitivity,preparation efficiency,and stability of the IPMC sensors including optimising the electrode and substrate membrane preparation,as well as implementing structural and shape modifications,etc.The IPMC sensing model,which serves as the theoretical foundation for the IPMC sensor,was summarized herein to offer directions for future application research activities.The applications of these sensors in a wide range of areas were also reviewed,such as wearable electronic devices,flow sensors,humidity sensors,energy harvesting devices,etc.展开更多
IPMC(ion-exchange polymer metal com-posite)离子交换聚合物-金属复合材料)是一种人工肌肉材料,其较低的驱动电压能产生较大的位移变形,研究了IPMC这种智能材料的输出力特性。实验选取了不同电压幅值,不同频率的方波、三角波、正弦波...IPMC(ion-exchange polymer metal com-posite)离子交换聚合物-金属复合材料)是一种人工肌肉材料,其较低的驱动电压能产生较大的位移变形,研究了IPMC这种智能材料的输出力特性。实验选取了不同电压幅值,不同频率的方波、三角波、正弦波3种波形作为电激励信号,通过力传感器实测了IPMC试样末端的输出力。结果表明,随着电压幅值的增大,其输出力也增大;随着电刺激信号频率的降低,其输出力也增大;而波形对其输出力影响不显著。展开更多
理论分析了离子聚合物金属复合材料(ionic polymer metal composites,简称IPMC)的传感机理和数学模型;主要针对其传感性能进行了实验研究,给出了在不同工作频率下的传感器标定曲线与灵敏度测试结果,并分析了其灵敏变化原因;最后对传感...理论分析了离子聚合物金属复合材料(ionic polymer metal composites,简称IPMC)的传感机理和数学模型;主要针对其传感性能进行了实验研究,给出了在不同工作频率下的传感器标定曲线与灵敏度测试结果,并分析了其灵敏变化原因;最后对传感器进行的重复性能的测试。实验结果表明,IPMC传感器线性度好、重复性能好、在低频范围内灵敏度较高、检测结果稳定可靠。展开更多
基金financially supported by the Key Science and Technology Program of Shaanxi Province,China[2016KTZDGY-02-03].
文摘In this paper,three different roughening route planning methods(free coarsening,vertical coarsening,circling coarsening)were designed to pre-treat the basement membrane.The platinum IPMC was prepared by electroless plating to observe their surface morphology and test their performances such as output displacement and blocking force.The results show that the platinum electrode of the vertical coarsening route planning of IPMC is distributed in the shape of fish scales and is the most compact and regular on the surface electrode.The thickness of the platinum electrode layer is about 13μm,the maximum output displacement is 54.89 mm,the blocking force of 15.46 mN,and the maximum strain energy density of the IPMC of 2.44 KJ/m^(3).Vertical coarsening route planning can significantly improve the electrodynamic properties of IPMC,and it is recommended that the surface roughening of IPMC be utilized in the research and application of IPMC.It lays a certain experimental foundation for the performance improvement and innovation research and development of IPMC in the subsequent stage.
基金supported by the National Natural Science Foundation of China grant nos.52075248the Research Fund of State Key Laboratory of Mechanics and Control for Aerospace Structures grant nos.1005-ZAG23011the Postgraduate Research&Practice Innovation Program of NUAA grant nos.xcxjh20230507.
文摘Ionic Polymer Metal Composites(IPMCs)are considered important electroactive polymers that have recently attracted the attention of the scientific community owing to their simple structure,adaptable form,high degree of flexibility,and biocompatibility during their utilization as sensing elements.Along these lines,in this work,the recent developments in performance optimization,model construction,and applications of IPMC sensors were reported.Different methods were introduced to enhance the sensitivity,preparation efficiency,and stability of the IPMC sensors including optimising the electrode and substrate membrane preparation,as well as implementing structural and shape modifications,etc.The IPMC sensing model,which serves as the theoretical foundation for the IPMC sensor,was summarized herein to offer directions for future application research activities.The applications of these sensors in a wide range of areas were also reviewed,such as wearable electronic devices,flow sensors,humidity sensors,energy harvesting devices,etc.
文摘IPMC(ion-exchange polymer metal com-posite)离子交换聚合物-金属复合材料)是一种人工肌肉材料,其较低的驱动电压能产生较大的位移变形,研究了IPMC这种智能材料的输出力特性。实验选取了不同电压幅值,不同频率的方波、三角波、正弦波3种波形作为电激励信号,通过力传感器实测了IPMC试样末端的输出力。结果表明,随着电压幅值的增大,其输出力也增大;随着电刺激信号频率的降低,其输出力也增大;而波形对其输出力影响不显著。
文摘理论分析了离子聚合物金属复合材料(ionic polymer metal composites,简称IPMC)的传感机理和数学模型;主要针对其传感性能进行了实验研究,给出了在不同工作频率下的传感器标定曲线与灵敏度测试结果,并分析了其灵敏变化原因;最后对传感器进行的重复性能的测试。实验结果表明,IPMC传感器线性度好、重复性能好、在低频范围内灵敏度较高、检测结果稳定可靠。
