Large resistive switching in ferroelectric BiFeO3 nano-island based switchable diodes

  • Sahwan Hong
  • , Taekjib Choi
  • , Ji Hoon Jeon
  • , Yunseok Kim
  • , Hosang Lee
  • , Ho Young Joo
  • , Inrok Hwang
  • , Jin Soo Kim
  • , Sung Oong Kang
  • , Sergei V. Kalinin
  • , Bae Ho Park

Research output: Contribution to journalArticlepeer-review

214 Scopus citations

Abstract

Comparison between piezoelectric force microscopy images and current-voltage data consecutively obtained using conductive atomic force microscopy below transition voltages for a highly oriented ferroelectric BiFeO3 nano-island confirms that ferroelectric polarization reversal induces transitions of forward-direction, and thus down- and up-polarization is accompanied by positive- and negative-forward diode-like behavior, respectively.

Original languageEnglish
Pages (from-to)2339-2343
Number of pages5
JournalAdvanced Materials
Volume25
Issue number16
DOIs
StatePublished - 24 Apr 2013

Keywords

  • ferroelectric polarization
  • nano-islands
  • non-volatile memory
  • resistive switching
  • switchable diode

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