Effects of bottom electrode on the structural and electrical properties of PbTiO3 ferroelectric thin films

Ho Nyung Lee, Yong Tae Kim, Sung Ho Choh

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

The effect of RuOx and Pt electrodes on the crystal structure, leakage current characteristics and dielectric properties of PbTiO3 are compared with as-deposited and annealed samples. As a result, amorphous or microcrystalline PbTiO3 films on RuOx and Pt are recrystallized along the 100 direction after annealing at 600°C for 30min in O2 ambient The leakage current density for both samples are very similar, whereas the dielectric property of RuOxPbTiO3 is superior to that of Pt/PbTiO3 due to the large grain growth of PbTiO3 on RuOx confirmed with cross-sectional transmission electron microscopy.

Original languageEnglish
Pages (from-to)97-103
Number of pages7
JournalFerroelectrics
Volume197
Issue number1-4
DOIs
StatePublished - 1997
Externally publishedYes

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