A Sensitive Piezoresistive Tactile Sensor Combining Two Microstructures

Autor: Xuguang Sun, Jianhai Sun, Shuaikang Zheng, Chunkai Wang, Wenshuo Tan, Jingong Zhang, Chunxiu Liu, Chang Liu, Tong Li, Zhimei Qi, Ning Xue
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Nanomaterials, Vol 9, Iss 5, p 779 (2019)
Druh dokumentu: article
ISSN: 2079-4991
DOI: 10.3390/nano9050779
Popis: A tactile sensor is an indispensable component for electronic skin, mimicking the sensing function of organism skin. Various sensing materials and microstructures have been adopted in the fabrication of tactile sensors. Herein, we propose a highly sensitive flexible tactile sensor composed of nanocomposites with pyramid and irregularly rough microstructures and implement a comparison of piezoresistive properties of nanocomposites with varying weight proportions of multi-wall nanotubes and carbon black particles. In addition to the simple and low-cost fabrication method, the tactile sensor can reach high sensitivity of 3.2 kPa−1 in the range of
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