Dielectric properties of organic-inorganic hybrids: PDMS-based systems

G. Teowee, K. C. McCarthy, C. D. Baertlein, J. M. Boulton, S. Motakef, T. J. Bukowski, T. P. Alexander, D. R. Uhlmann

Research output: Contribution to journalConference articlepeer-review

7 Scopus citations

Abstract

Organic-inorganic hybrids, with tailorable properties via control of their chemistries, offer great potential for many optical, electrical and mechanical applications. PDMS-based materials have been fabricated, having low optical losses of <0.15 dB/cm but the dielectric properties of these hybrids have rarely been explored or reported. In the present study, the dielectric properties of PDMS:SiO2:TiO2 films are explored as a function of composition and curing temperature using an impedance analyzer. Dielectric spectroscopy was also performed to investigate the dielectric relaxation and dispersion behaviors. Results indicate that εr at 1 MHz ranges from 3 to 5. Residual hydroxyl and alkoxy species in the films contribute to the overall polarizabilities especially at low frequencies (<100 kHz).

Original languageEnglish (US)
Pages (from-to)559-564
Number of pages6
JournalMaterials Research Society Symposium - Proceedings
Volume435
StatePublished - 1996
Externally publishedYes
EventProceedings of the 1996 MRS Spring Symposium - San Francisco, CA, USA
Duration: Apr 8 1996Apr 12 1996

ASJC Scopus subject areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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