Data Glove Using Soft and Stretchable Piezoresistive Sensors

Autor: Kean Aw, Jessica Budd, Thomas Wilshaw-Sparkes
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Micromachines, Vol 13, Iss 3, p 372 (2022)
Druh dokumentu: article
ISSN: 2072-666X
DOI: 10.3390/mi13030372
Popis: This research investigates the design and implementation of elastomer-based piezoresistive strain sensors and applies them to a data glove to demonstrate their application. The piezoresistive strain sensors are made by mixing Ecoflex 00-30 and carbon-black nanoparticles and then using stencil and doctor blading to deposit the piezoresistive traces as a mass fabrication technique. The primary objective is to integrate two sensing piezoresistive elements as one single-piece sensor that detects the bending angles of the metacarpophalangeal and proximal interphalangeal joints of each finger. Using a unique zig-zag pattern allows to selectively mask any unwanted piezoresistive sensing. The sensor has a gage factor of 0.68. Experiments conducted have demonstrated that the use of these soft, flexible, and stretchable piezoresistive sensors is repeatable and viable sensors for data-glove and has the potential for other wearable applications.
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