Investigation of Electrical Degradation Effects in Ferroelectric Thin Film Based Tunable Microwave Components

Konstantin Astafiev, Vladimir Sherman, Alexander Tagantsev, Nava Setter, Tatyana Rivkin, David Ginley

Research output: Contribution to journalArticlepeer-review

5 Scopus Citations

Abstract

The impact of electrical stressing on the microwave performance of the SrTiO3 films deposited onto different substrates (MgO and LaAlO 3) by pulsed laser deposition has been investigated. The most important characteristics of the tunable microwave components like tunability and loss tangent have been monitored. It has been found that electrical degradation effects, being sensitive to the device operating conditions and ferroelectric film properties, are large enough to affect the performance of ferroelectric-based tunable microwave devices within the expected operating time.

Original languageAmerican English
Pages (from-to)103-112
Number of pages10
JournalIntegrated Ferroelectrics
Volume49
DOIs
StatePublished - 2002

NREL Publication Number

  • NREL/JA-520-33868

Keywords

  • Degradation effects
  • Ferroelectric films
  • Microwave
  • Nonlinearity
  • Tunable devices

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