Highly Stretchable 2D Fabrics for Wearable Triboelectric Nanogenerator under Harsh Environments

  • Kyeong Nam Kim
  • , Jinsung Chun
  • , Jin Woong Kim
  • , Keun Young Lee
  • , Jang Ung Park
  • , Sang Woo Kim
  • , Zhong Lin Wang
  • , Jeong Min Baik

Research output: Contribution to journalArticlepeer-review

333 Scopus citations

Abstract

Highly stretchable 2D fabrics are prepared by weaving fibers for a fabric-structured triboelectric nanogenerator (FTENG). The fibers mainly consist of Al wires and polydimethylsiloxane (PDMS) tubes with a high-aspect-ratio nanotextured surface with vertically aligned nanowires. The fabrics were produced by interlacing the fibers, which was bonded to a waterproof fabric for all-weather use for fabric-structured triboelectric nanogenerator (FTENG). It showed a stable high-output voltage and current of 40 V and 210 μA, corresponding to an instantaneous power output of 4 mW. The FTENG also exhibits high robustness behavior even after 25% stretching, enough for use in smart clothing applications and other wearable electronics. For wearable applications, the nanogenerator was successfully demonstrated in applications of footstep-driven large-scale power mats during walking and power clothing attached to the elbow.

Original languageEnglish
Pages (from-to)6394-6400
Number of pages7
JournalACS Nano
Volume9
Issue number6
DOIs
StatePublished - 23 Jun 2015

Bibliographical note

Publisher Copyright:
© 2015 American Chemical Society.

Keywords

  • fabric
  • fiber
  • strechable
  • triboelectric nanogenerator
  • wearable device

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