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Atomic vapor deposition of bismuth titanate thin films

  • Nitin Deepak
  • , Panfeng Zhang
  • , Lynette Keeney
  • , Martyn E. Pemble
  • , Roger W. Whatmore

Research output: Chapter in Book/Report/Conference proceedingsConference proceedingpeer-review

Abstract

C-axis oriented ferroelectric bismuth titanate (Bi 4Ti 3O 12) thin films were grown on (001) strontium titanate (SrTiO 3) substrates by atomic vapour deposition technique. Ferroelectric properties of thin films are greatly affected by the presence of various kinds of defects. Detailed x-ray diffraction data (XRD) and transmission electron microscopy (TEM) analysis showed presence of out-of-phase boundaries (OPBs). These OPBs originate at atomic steps on the SrTiO 3 substrate surface. It is found that the OPB density changes appreciably with the amount of titanium injected during growth of the thin films.

Original languageEnglish
Title of host publicationProc. of 2012 21st IEEE International Symposium on Applications of Ferroelectrics Held Jointly with 11th IEEE European Conference on the Applications of Polar Dielectrics and IEEE, ISAF/ECAPD/PFM 2012
DOIs
Publication statusPublished - 2012
Event2012 21st IEEE Int. Symp. on Applications of Ferroelectrics Held with 11th IEEE European Conf. on Applications of Polar Dielectrics and 4th IEEE Int. Symp on Piezoresponse Force Microscopy and Nanoscale Phenomena in Polar Materials, ISAF/ECAPD/PFM - Aveiro, Portugal
Duration: 9 Jul 201213 Jul 2012

Publication series

NameProceedings of 2012 21st IEEE Int. Symp. on Applications of Ferroelectrics held jointly with 11th IEEE European Conference on the Applications of Polar Dielectrics and IEEE PFM, ISAF/ECAPD/PFM 2012

Conference

Conference2012 21st IEEE Int. Symp. on Applications of Ferroelectrics Held with 11th IEEE European Conf. on Applications of Polar Dielectrics and 4th IEEE Int. Symp on Piezoresponse Force Microscopy and Nanoscale Phenomena in Polar Materials, ISAF/ECAPD/PFM
Country/TerritoryPortugal
CityAveiro
Period9/07/1213/07/12

Keywords

  • Ferroelectrics

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