Presentation 1998/3/13
Variation of ferroelectric properties with temperature in SBT thin films
Takashi Hase, Takehiro Noguchi, Koichi Takemura, Yoichi Miyasaka,
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Abstract(in English) Variation of ferroelectric properties with temperature was investigated on SrBi_2Ta_2O_9(SBT)thin films with varying their Sr/Bi/Ta ratio. Sr20% deficient films were stable against temperature increase in terms of remanent polarization (Pr)decrease, compared to Sr non-deficient films. This is because of high Curie temperature (Tc)and relatively large coercive field of Sr deficient films. Sr deficient films were superior to Sr non-deficient films in imprint endurance at elevated temperature.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SBT / remanent polarization / coercive field / Curie temperature / imprint
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Conference Date 1998/3/13(1days)
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Language JPN
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Title (in English) Variation of ferroelectric properties with temperature in SBT thin films
Sub Title (in English)
Keyword(1) SBT
Keyword(2) remanent polarization
Keyword(3) coercive field
Keyword(4) Curie temperature
Keyword(5) imprint
1st Author's Name Takashi Hase
1st Author's Affiliation Fundamental Research Laboratories, NEC Corporation()
2nd Author's Name Takehiro Noguchi
2nd Author's Affiliation Fundamental Research Laboratories, NEC Corporation
3rd Author's Name Koichi Takemura
3rd Author's Affiliation Fundamental Research Laboratories, NEC Corporation
4th Author's Name Yoichi Miyasaka
4th Author's Affiliation Fundamental Research Laboratories, NEC Corporation
Date 1998/3/13
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Volume (vol) vol.97
Number (no) 603
Page pp.pp.-
#Pages 7
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