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Flexible Piezoelectric Nanogenerators Based on P(VDF–TrFE)/GeSe Nanocomposite Films
ACS Applied Energy Materials ( IF 5.4 ) Pub Date : 2020-08-06 00:00:00 , DOI: 10.1021/acsaelm.0c00525
Wenchao Zhai 1, 2 , Qingsong Lai 1, 2 , Lei Chen 1 , Laipan Zhu 1, 2 , Zhong Lin Wang 1, 2, 3
ACS Applied Energy Materials ( IF 5.4 ) Pub Date : 2020-08-06 00:00:00 , DOI: 10.1021/acsaelm.0c00525
Wenchao Zhai 1, 2 , Qingsong Lai 1, 2 , Lei Chen 1 , Laipan Zhu 1, 2 , Zhong Lin Wang 1, 2, 3
Affiliation
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Organic piezoelectric nanogenerators (PENGs) have been attracting much attention for being lightweight and having high flexibility. Here, we present an organic PENG based on poly(vinylidene fluoride–trifluorethylene) (P(VDF–TrFE)) doped with GeSe nanosheets (NSs). Improved performances including a piezoelectric coefficient increased from 15.94 to 27.92 pC N−1, an open-circuit voltage increased by 3 times, and a high output power density of 9.76 μW cm–2 are observed when 4 wt % GeSe NSs are added, which results from the improved β-phase content of P(VDF–TrFE) and the higher piezoelectric coefficient of GeSe NSs. These improved PENGs possess high stabilities, revealing great application potentials in energy collection and sensing.
中文翻译:
基于P(VDF-TrFE)/ GeSe纳米复合薄膜的柔性压电纳米发电机
有机压电纳米发电机(PENG)以其轻巧和高灵活性而备受关注。在这里,我们介绍了一种基于掺有GeSe纳米片(NSs)的聚偏二氟乙烯-三氟乙烯(P(VDF-TrFE))的有机PENG。当添加4 wt%的GeSe NSs时,观察到改善的性能,包括压电系数从15.94 pC N -1增加到27.92 pC N -1,开路电压增加3倍,高输出功率密度为9.76μWcm –2,这是由于P(VDF–TrFE)的β相含量提高以及GeSe NSs的更高压电系数所致。这些改进的PENG具有很高的稳定性,在能量收集和传感方面显示出巨大的应用潜力。
更新日期:2020-08-06
中文翻译:
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基于P(VDF-TrFE)/ GeSe纳米复合薄膜的柔性压电纳米发电机
有机压电纳米发电机(PENG)以其轻巧和高灵活性而备受关注。在这里,我们介绍了一种基于掺有GeSe纳米片(NSs)的聚偏二氟乙烯-三氟乙烯(P(VDF-TrFE))的有机PENG。当添加4 wt%的GeSe NSs时,观察到改善的性能,包括压电系数从15.94 pC N -1增加到27.92 pC N -1,开路电压增加3倍,高输出功率密度为9.76μWcm –2,这是由于P(VDF–TrFE)的β相含量提高以及GeSe NSs的更高压电系数所致。这些改进的PENG具有很高的稳定性,在能量收集和传感方面显示出巨大的应用潜力。