Effects of carboxyl radical on electrical resistance of multi-walled carbon nanotube filled silicone rubber composite under pressure

Peng Wang, Shengnan Geng, Tianhuai Ding

Research output: Contribution to journalArticlepeer-review

49 Scopus citations

Abstract

The piezoresistance of a multi-walled carbon nanotube filled silicone rubber composite under uniaxial pressure was studied. The experimental results show that the active carboxyl radical on multi-walled carbon nanotubes can effectively improve the homogeneous distribution and alignment of conductive paths in the composite. As a result, the composite presented positive piezoresistance with improved sensitivity and sensing linearity for pressure, both of which are key parameters for sensor applications.

Original languageEnglish
Pages (from-to)1571-1573
Number of pages3
JournalComposites Science and Technology
Volume70
Issue number10
DOIs
StatePublished - Sep 2010
Externally publishedYes

Keywords

  • A. Carbon nanotubes
  • A. Nano composites
  • A. Polymers
  • B. Electrical properties
  • D. Scanning electron microscopy

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