Presentation 1994/5/19
Auger electron spectroscopy study on the thermal stability of Cu/ Ta_2Al/Ta/Si contact structure
Akira Ohta, Atsushi Noya, Mayumi Takeyama, Katsutaka Sasaki, Masahiro Taguchi,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) The intermetallic compound film of Ta_2Al was prepared by co- sputtering.The layered film of Ta_2Al, Ta was used as a diffusion barrier in the Cu/Ta_2Al/Ta/Si contact system.The annealing experiment showed that the system was still stable up to an annealing temperature of 650℃,though a part of the Ta layer was ex hausted by the silicidation reaction at the Ta/Si interface.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Cu metallization technology / diffusion barrier / Ta_2Al intermetallic compound film / metal-semiconductor contact / Cu- interconnect line
Paper # CPM94-1
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Committee CPM
Conference Date 1994/5/19(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Auger electron spectroscopy study on the thermal stability of Cu/ Ta_2Al/Ta/Si contact structure
Sub Title (in English)
Keyword(1) Cu metallization technology
Keyword(2) diffusion barrier
Keyword(3) Ta_2Al intermetallic compound film
Keyword(4) metal-semiconductor contact
Keyword(5) Cu- interconnect line
1st Author's Name Akira Ohta
1st Author's Affiliation Department of Electrical and Electronic Engineering,Faculty of Engineering,Kitami Institute of Technology()
2nd Author's Name Atsushi Noya
2nd Author's Affiliation Department of Electrical and Electronic Engineering,Faculty of Engineering,Kitami Institute of Technology
3rd Author's Name Mayumi Takeyama
3rd Author's Affiliation Department of Electrical and Electronic Engineering,Faculty of Engineering,Kitami Institute of Technology
4th Author's Name Katsutaka Sasaki
4th Author's Affiliation Department of Electrical and Electronic Engineering,Faculty of Engineering,Kitami Institute of Technology
5th Author's Name Masahiro Taguchi
5th Author's Affiliation Department of Electrical and Electronic Engineering,Faculty of Engineering,Kitami Institute of Technology
Date 1994/5/19
Paper # CPM94-1
Volume (vol) vol.94
Number (no) 39
Page pp.pp.-
#Pages 6
Date of Issue