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Thermal conductivity of double-wall carbon nanotube-polyanaline composites measured by a non-contact scanning hot probe technique

  • Adam A. Wilson
  • , Theodorian Borca-Tasciuc
  • , Hong Wang
  • , Choongho Yu
  • Rensselaer Polytechnic Institute
  • Texas A&M University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Scopus citations

Abstract

This paper presents a method for determining thermal conductivity of film samples using the non-contact mode scanning hot probe technique at probe-to-sample distances such that Fourier law heat conduction across the air gap occurs. A method for calibrating non-contact thermal exchange parameters between probe and sample using a single reference sample is proposed and the obtained value of sample thermal conductivity is presented for thin film samples of PANI-CSA infused with varying concentrations of DW-CNTs. Two- to three-fold increase in film thermal conductivity (from 0.4 Wm-1K-1) for the un-doped polymer to 0.8-1.1 Wm-1K-1) is observed for DW-CNT concentration of less than 20% by weight, and a more than seven-fold increase (3.0 Wm-1K-1) is reported for DW-CNT concentration of 30% by weight.

Original languageEnglish
Title of host publicationProceedings of the 16th InterSociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems, ITherm 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages71-78
Number of pages8
ISBN (Electronic)9781509029945
DOIs
StatePublished - 25 Jul 2017
Externally publishedYes
Event16th IEEE InterSociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems, ITherm 2017 - Orlando, United States
Duration: 30 May 20172 Jun 2017

Publication series

NameProceedings of the 16th InterSociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems, ITherm 2017
Volume2017-May

Conference

Conference16th IEEE InterSociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems, ITherm 2017
Country/TerritoryUnited States
CityOrlando
Period30/05/172/06/17

Keywords

  • Carbon nanotubes
  • Non-contact thermal analysis
  • Polymers
  • Quantitative scanning probe microscopy
  • Thermal characterization
  • Thermal conductivity
  • Thermal interface materials
  • Thin-film

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