Presentation 2003/1/31
Fabrication of Low Dielectric Porous Diamond Film Composed of Diamond Nano-particles
Hiroyuki SAKAUE, Sachiko ISHIKAWA, Hiroyuki TOMIMOTO, Shoso SHINGUBARA, Takayuki TAKAHAGI,
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Abstract(in English) The reduction of the dielectric constant of inter-layer insulating films in ULSI is an important factor in improving RC delay. A "porous diamond" film, composed of nano-scale diamond particles, is proposed as a material with a low dielectric constant. Spin-coating a 5% diamond colloidal solution that was prepared by mixing diamond nano-particles in purified water successfully formed a porous diamond film. The mechanical strength and adhesion of the porous diamond film were improved by forming the chemical bonds between diamond nano-particles and also between the nano-particles and the substrate. The chemical bonds were created by introducing a bi-functional silane coupler. A relative dielectric constant of 2.48 was obtained using high purity diamond nano-particles after the reinforcing process.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) low dielectric constant / porous diamond / nano-particle / silane coupler
Paper # SDM2002-237
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Conference Information
Committee SDM
Conference Date 2003/1/31(1days)
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Paper Information
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) Fabrication of Low Dielectric Porous Diamond Film Composed of Diamond Nano-particles
Sub Title (in English)
Keyword(1) low dielectric constant
Keyword(2) porous diamond
Keyword(3) nano-particle
Keyword(4) silane coupler
1st Author's Name Hiroyuki SAKAUE
1st Author's Affiliation Graduate School of ADSM, Hiroshima Univ.()
2nd Author's Name Sachiko ISHIKAWA
2nd Author's Affiliation Daiken Chemical Co., Ltd
3rd Author's Name Hiroyuki TOMIMOTO
3rd Author's Affiliation JST innovation plaza Hiroshima
4th Author's Name Shoso SHINGUBARA
4th Author's Affiliation Graduate School of ADSM, Hiroshima Univ.
5th Author's Name Takayuki TAKAHAGI
5th Author's Affiliation Graduate School of ADSM, Hiroshima Univ.
Date 2003/1/31
Paper # SDM2002-237
Volume (vol) vol.102
Number (no) 637
Page pp.pp.-
#Pages 6
Date of Issue