Fabrication and electrical properties of polymer-derived ceramic (PDC) thin films for high-temperature heat flux sensors

  • Duckbong Seo
  • , Sunghoon Jung
  • , Stephen J. Lombardo
  • , Z. C. Feng
  • , J. K. Chen
  • , Yuwen Zhang

Research output: Contribution to journalArticlepeer-review

50 Scopus citations

Abstract

In this paper, we describe the fabrication of ceramic thin films for high-temperature heat flux sensors. The polymer-derived ceramic (PDC) thin films are prepared by using soft lithography on pre-ceramic polymer precursors followed by pyrolysis and heat treatment. Processing routes have been developed which lead to thin film resistance-thermal detectors (RTD) that have sufficient mechanical strength for handling and for use in thermal sensing. The effect of annealing temperatures on the electric resistivity of the PDC sensors was investigated. The electrical resistivity of the sensors was measured at different temperatures.

Original languageEnglish
Pages (from-to)250-255
Number of pages6
JournalSensors and Actuators A: Physical
Volume165
Issue number2
DOIs
StatePublished - Feb 2011
Externally publishedYes

Keywords

  • Ceramic thin film
  • Heat flux sensor
  • Polymer derived ceramics

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