Presentation 1998/7/24
Effect of Pt Electrode Orientation on SrBi_2Ta_2O_9 Thin Films Prepared by Sol-Gel Method
Ichiro Koiwa, Hiroyo Kato, Takao Kanehara, Akira Hashimoto, Yoshihiro Sawada, Noboru Ichinose, Tetsuya Osaka,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) SrBi_2Ta_2O_9(SBT)thin films are drawing attention as fatigue-free materials. We have prepared SBT films using our original sol-gel method and studied effects of Pt electrode crystal-orientation on SBT properties. Peak intensities of the Pt(111)plane were increased by annealing at 750℃ for 30min in an O_2 atmosphere and those of Pt(200)plane decreased.Orientation changes of Pt electrode by annealing were different for the types of Pt electrode.Effects of Pt electrode orientation on SBT film properties are very weak, scarcely affecting either structure or electrical properties. Formation of SBT films on Pt electrodes suppressed the orientation change of Pt electrodes by annealing.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SrBi_2Ta_2O_9 thin film / Sol-Gel method / Pt electrode / Crystal orientation / Ferroelectric properties / Heat treatment change
Paper # SDM98-100,ICD98-99
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Conference Information
Committee SDM
Conference Date 1998/7/24(1days)
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Registration To Silicon Device and Materials (SDM)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effect of Pt Electrode Orientation on SrBi_2Ta_2O_9 Thin Films Prepared by Sol-Gel Method
Sub Title (in English)
Keyword(1) SrBi_2Ta_2O_9 thin film
Keyword(2) Sol-Gel method
Keyword(3) Pt electrode
Keyword(4) Crystal orientation
Keyword(5) Ferroelectric properties
Keyword(6) Heat treatment change
1st Author's Name Ichiro Koiwa
1st Author's Affiliation Semiconductor Technology Laboratory, Research and Development Group, Oki Electric Industry Co.Ltd.,()
2nd Author's Name Hiroyo Kato
2nd Author's Affiliation Semiconductor Technology Laboratory, Research and Development Group, Oki Electric Industry Co.Ltd.,
3rd Author's Name Takao Kanehara
3rd Author's Affiliation Semiconductor Technology Laboratory, Research and Development Group, Oki Electric Industry Co.Ltd.,
4th Author's Name Akira Hashimoto
4th Author's Affiliation Specialty Development Division 1, Research & Development Department, Tokyo Ohka Kogyo Co.Ltd.
5th Author's Name Yoshihiro Sawada
5th Author's Affiliation Specialty Development Division 1, Research & Development Department, Tokyo Ohka Kogyo Co.Ltd.
6th Author's Name Noboru Ichinose
6th Author's Affiliation School of Science and Engineering, Waseda University,
7th Author's Name Tetsuya Osaka
7th Author's Affiliation School of Science and Engineering, Waseda University,
Date 1998/7/24
Paper # SDM98-100,ICD98-99
Volume (vol) vol.98
Number (no) 194
Page pp.pp.-
#Pages 6
Date of Issue