Design of a piezoelectric based tactile sensor with bio-inspired micro/nano-pillars

Ilker Murat Koç*, Emre Akça

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

38 Citations (Scopus)

Abstract

The sensing capability of PVDF piezoelectric film integrated with PDMS polymer vertical fiber array has been analyzed using finite element method. The fiber structure on the foot of the gecko, spiders and other insects gives inspiration to design of tactile sensors made out of synthetic fibrillar structures. A vertical array of synthetic polymer fiber is integrated to piezoelectric film to mimic tactile sensing nature of such animals. The contribution of the pillars to the output voltage, the dimensional parameters and surface adaptation capability are examined for a satisfactory design that can meet the spatial resolution of the human hand.

Original languageEnglish
Pages (from-to)321-331
Number of pages11
JournalTribology International
Volume59
DOIs
Publication statusPublished - Mar 2013

Funding

The authors would like to thank Dr. Bilsay Sumer for his valuable contributions to make this research possible. Authors would like to extend their gratitude to Prof. Dr. Kamran Nikbin, Structural Integrity Laboratory at Imperial College London and Prof. Dr. Ata Mugan, Mechatronics Research and Education Center (MEAM) at Istanbul Technical University, for all the support they provided to make this project possible. The corresponding author, Dr. Ilker Murat Koc, was working as a visiting academic in the Department of Mechanical Engineering at Imperial College London during the completion of the research. This work is financially supported by Scientific and Technological Research Council of Turkey (TUBITAK) .

FundersFunder number
TUBITAK
Türkiye Bilimsel ve Teknolojik Araştirma Kurumu

    Keywords

    • Finite element method
    • Gecko fiber
    • Piezoelectric polymer
    • Tactile sensing

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