Presentation 2002/6/14
The Growth of ZrO_2 and The Gate Insulation Film Characteristic by Limited-Reaction Sputtering The format of Technical Report
Kentaro Kawai, Tatsuhiro Hasu, Kousin Monju, Ryou Izumi, Kimihiro Sasaki, Tomonobu Hata,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We present properties of ZrO_2 films which deposited by limited-reaction sputtering. By using metallic target, reduction of interfacial silicate layer can be expected. The ZrO_2 thin films were deposited with varying substrate temperature from R.T. to 300℃, and O_2/(Ar+O_2) flow rate from 3.4% to 10.3%. The best depositing condition to get a highest dielectric constant was investigated. As for leakage current characteristics, the leakage current decreased when the O_2/(Ar+O_2) flow rate was increased. On the other hand, the dielectric constant increased with increasing substrate temperature. We realized highest-k ZrO_2 thin films at 300℃ and O_2/(Ar+O_2) of 4.2%.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) limited-reaction sputtering / ZrO_2 / leakage current / dielectric constant
Paper # SDM2002-62
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Committee SDM
Conference Date 2002/6/14(1days)
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Registration To Silicon Device and Materials (SDM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) The Growth of ZrO_2 and The Gate Insulation Film Characteristic by Limited-Reaction Sputtering The format of Technical Report
Sub Title (in English)
Keyword(1) limited-reaction sputtering
Keyword(2) ZrO_2
Keyword(3) leakage current
Keyword(4) dielectric constant
1st Author's Name Kentaro Kawai
1st Author's Affiliation Graduate School of Natural Science & Technology Kanazawa University()
2nd Author's Name Tatsuhiro Hasu
2nd Author's Affiliation Graduate School of Natural Science & Technology Kanazawa University
3rd Author's Name Kousin Monju
3rd Author's Affiliation Graduate School of Natural Science & Technology Kanazawa University
4th Author's Name Ryou Izumi
4th Author's Affiliation Japan Advanced Institute of Science and Technology
5th Author's Name Kimihiro Sasaki
5th Author's Affiliation Graduate School of Natural Science & Technology Kanazawa University
6th Author's Name Tomonobu Hata
6th Author's Affiliation Graduate School of Natural Science & Technology Kanazawa University
Date 2002/6/14
Paper # SDM2002-62
Volume (vol) vol.102
Number (no) 134
Page pp.pp.-
#Pages 5
Date of Issue