Impact of rapid‐thermal‐annealing temperature on the polarization characteristics of a pzt‐based ferroelectric capacitor

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Abstract

A metal‐ferroelectric‐metal (MFM) capacitor was fabricated to investigate the effect of the rate‐of‐change of temperature in the rapid thermal annealing (RTA) process on the physical properties of the MFM capacitor’s ferroelectric layer [lead zirconate oxide (PZT)]. Remnant polarization (2 × Pr) is measured and monitored while performing the RTA process at 500 °C–700 °C. It turned out that, for a given target/final temperature in the RTA process, 2Pr of the ferroelectric layer de-creases with a higher rate‐of‐change of temperature. This can provide a way to adjust the properties of the PZT layer, depending on the RTA process condition (i.e., using various rate‐of‐changes of temperature) for a given final/target temperature.

Original languageEnglish
Article number1324
JournalElectronics (Switzerland)
Volume10
Issue number11
DOIs
Publication statusPublished - 2021 Jun 1
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2021 by the authors. Licensee MDPI, Basel, Switzerland.

Keywords

  • Ferroelectric
  • PZT capacitor
  • Polarization
  • Rapid thermal annealing (RTA)

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Signal Processing
  • Hardware and Architecture
  • Computer Networks and Communications
  • Electrical and Electronic Engineering

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