Presentation 2001/5/31
The Influence of Electrodes on the Characteristics of (Ba,Sr)TiO_3
N. Fujiwara, H. Yamada, T. Kidera, S. Miyazaki, F. Nishiyama, T. Kikkawa,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) (Ba,Sr)TiO_3 (BST) is regarded as a promising candidate for a capacitor material for ultra-large scale dynamic random acccss memories. However, BST films have leakage current problems due to metal electrodes. From this point of view, the choice of metal electrodes becomes important. In this research, the dependence of electrode metals is investigated in terms of leakage current in (Ba,Sr)TiO_3 films. Ir, Ru, TiN and Al are investigated as metal electrodes which have difrerent work functions.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) DRAM / (Ba,Sr)TiO_3 / electrode / work function
Paper # SDM2001-52
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Committee SDM
Conference Date 2001/5/31(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 Influence of Electrodes on the Characteristics of (Ba,Sr)TiO_3
Sub Title (in English)
Keyword(1) DRAM
Keyword(2) (Ba,Sr)TiO_3
Keyword(3) electrode
Keyword(4) work function
1st Author's Name N. Fujiwara
1st Author's Affiliation Research Center for Nanodevice and System, Hiroshima University()
2nd Author's Name H. Yamada
2nd Author's Affiliation Research Center for Nanodevice and System, Hiroshima University
3rd Author's Name T. Kidera
3rd Author's Affiliation Research Center for Nanodevice and System, Hiroshima University
4th Author's Name S. Miyazaki
4th Author's Affiliation Department of Electrical Engineering, Hiroshima University
5th Author's Name F. Nishiyama
5th Author's Affiliation Radiation Research Facility, Hiroshima University
6th Author's Name T. Kikkawa
6th Author's Affiliation Research Center for Nanodevice and System, Hiroshima University
Date 2001/5/31
Paper # SDM2001-52
Volume (vol) vol.101
Number (no) 107
Page pp.pp.-
#Pages 6
Date of Issue