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A new hybrid piezo/triboelectric SbSeI nanogenerator
Energy ( IF 9 ) Pub Date : 2021-09-15 , DOI: 10.1016/j.energy.2021.122048
Bartłomiej Toroń 1 , Krystian Mistewicz 1 , Marcin Jesionek 1 , Mateusz Kozioł 2 , Maciej Zubko 3, 4 , Danuta Stróż 3
Affiliation  

In this paper, a compressed antimony selenoiodide (SbSeI)-based hybrid piezo/triboelectric nanogenerator for mechanical energy harvesting is presented for the first time. Sonochemically-fabricated SbSeI nanowires were compressed under high pressure (120 MPa) to form a pellet for use as an experimental electrode. Kapton film was utilized as the other electrode. The basic parameters used for the triboelectric nanogenerator (i.e. surface roughness and dielectric permittivity) were thoroughly studied. The effects of distance between the Kapton and SbSeI electrodes, excitation signal shape, and applied force on the output voltage have been examined. The attempt to separate piezoelectric and triboelectric effects in the measured voltage response has been presented. The maximum peak-to-peak voltage value measured for a 50 g structure loaded was 2.71 V for rectangular signal excitation using an electromagnetic shaker with 80 Hz frequency. The prepared device generated a significantly higher voltage per surface area and force unit (15.8 V/(N·cm2)) in comparison with similar literature reported values for other piezo/triboelectric generators.



中文翻译:

一种新型混合压电/摩擦电 SbSeI 纳米发电机

在本文中,首次提出了一种用于机械能量收集的基于压缩硒碘化锑 (SbSeI) 的混合压电/摩擦纳米发电机。声化学制造的 SbSeI 纳米线在高压 (120 MPa) 下压缩以形成用作实验电极的颗粒。Kapton 膜用作另一个电极。对用于摩擦纳米发电机的基本参数(即表面粗糙度和介电常数)进行了深入研究。已经检查了 Kapton 和 SbSeI 电极之间的距离、激励信号形状和施加的力对输出电压的影响。已经提出了在测量的电压响应中分离压电和摩擦电效应的尝试。加载 50 g 结构时测得的最大峰峰值电压值为 2。71 V 用于矩形信号激励,使用频率为 80 Hz 的电磁振动器。制备的装置在单位表面积和力单位上产生显着更高的电压(15.8 V/(N·cm2 )) 与类似文献报道的其他压电/摩擦发电机值相比。

更新日期:2021-09-15
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