• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2010 Fiscal Year Self-evaluation Report

Nano-structure Control of Cu Interconnects by a Very High Purity Plating Process and Its Application to Next-generation LSIs

Research Project

  • PDF
Project/Area Number 20226014
Research Category

Grant-in-Aid for Scientific Research (S)

Allocation TypeSingle-year Grants
Research Field Structural/Functional materials
Research InstitutionIbaraki University

Principal Investigator

OONUKI Jin  Ibaraki University, 工学部, 教授 (70315612)

Project Period (FY) 2008 – 2012
KeywordsLSI / Cu 配線 / 添加剤フリー / 超高純度めっき材 / 革新的高導電性
Research Abstract

次世代以降のLSI 性能は、Cu配線の導電性に支配される。超高純度めっきプロセスの極限を追求することにより、微細Cu配線の結晶粒径の均一・粗大化を図り、革新的高導電性を有するCu配線材料の基盤技術を開発する。

  • Research Products

    (14 results)

All 2011 2010 2009 2008 Other

All Journal Article (8 results) (of which Peer Reviewed: 8 results) Presentation (3 results) Remarks (1 results) Patent(Industrial Property Rights) (2 results) (of which Overseas: 1 results)

  • [Journal Article] 高純度めっき材料を用いた 低抵抗率Cu配線形成プロセスの8インチウエハによる検証2011

    • Author(s)
      田代優, 打越雅仁, 三村耕司, 一色実, 大貫仁
    • Journal Title

      本金属学会誌 75掲載決定

    • Peer Reviewed
  • [Journal Article] 微細Cu配線の微細構造と抵抗率に及ぼす硫酸銅純度の影響2011

    • Author(s)
      田代優, 大貫仁
    • Journal Title

      日本金属学会誌 5

      Pages: 223-228

    • Peer Reviewed
  • [Journal Article] Development of a Nondestructive Method Utilizing X-ray Diffraction for the Evaluation of Grain Size Distributions of Cu Interconnects2011

    • Author(s)
      T.Inami, J.Onuki, M.Isshiki
    • Journal Title

      Electrochemical and Solid-State Letters 14

      Pages: H208-H211

    • Peer Reviewed
  • [Journal Article] Reduction in resistivity of 50nm wide Cu wire by high heating rate and short time annealing utilizing misorientation energy2010

    • Author(s)
      J.Onuki, K.P.Khoo, Y.Sasajima, Y.Chonan, T.Kimura
    • Journal Title

      J.Appl.Phys. 108

      Pages: 044302 1-7

    • Peer Reviewed
  • [Journal Article] Impact of High Heating Rate, Low Temperature and Short Time Annealing on the Realization of Low Resistivity Cu Wire2010

    • Author(s)
      J.Onuki, K.Tamahashi, T.Namekawa, Y.Sasajima
    • Journal Title

      Materials Transaction 51

      Pages: 1715-1717

    • Peer Reviewed
  • [Journal Article] Grain coarsening mechanism of Cuthin films by rapid annealing2010

    • Author(s)
      Y.Sasajima, J.Kageyama, K.P.Khoo, J Onuki
    • Journal Title

      Thin Solid Films 518

      Pages: 6883-6890

    • Peer Reviewed
  • [Journal Article] Effect of the Purity of Plating Materials on the Reduction of Resitivity of Cu Wires for Future LSIs2010

    • Author(s)
      J.Onuki, S.Tashiro, K.P.Khoo, N.Ishikawa, Y.Chonan, T.Kimura, H.Akahoshi
    • Journal Title

      J.Electrochem.Soc 157

      Pages: H857-H862

    • Peer Reviewed
  • [Journal Article] Texture investigation in the trench depth direction of very narrow copper wires less than 100nm wide using electron backscatter diffraction2010

    • Author(s)
      K.P.Khoo, J.Onuki
    • Journal Title

      Thin Solid Films 518

      Pages: 3413-3416

    • Peer Reviewed
  • [Presentation] ナノ構造制御による次世代LSI用低抵抗率Cu配線の形成2010

    • Author(s)
      大貫仁
    • Organizer
      日本金属学会2010秋期大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2010-09-26
  • [Presentation] LSI用めっきCu配線の微細構造と抵抗率2010

    • Author(s)
      大貫仁
    • Organizer
      ナノプレーテイング研究会(日本金属学会)
    • Place of Presentation
      慶応義塾大学
    • Year and Date
      2010-04-16
  • [Presentation] 半導体集積回路の性能向上のための計算機シミュレーション2009

    • Author(s)
      篠嶋妥
    • Organizer
      日本金属学会2009年秋期大会
    • Place of Presentation
      京都大学
    • Year and Date
      2009-09-28
  • [Remarks] 新聞掲載 2010年12月1日 日刊工業新聞掲載、題目:超高速LSI用低抵抗率Cu配線材料の研究

  • [Patent(Industrial Property Rights)] 金属層の結晶粒径及び粒径分布評価方法並びにそれを用いた半導体集積回路装置の製造方法2011

    • Inventor(s)
      稲見隆、大貫仁
    • Industrial Property Rights Holder
      国立大学法人茨城大学
    • Industrial Property Number
      特許,特願2011-22414
    • Filing Date
      2011-02-04
  • [Patent(Industrial Property Rights)] 半導体集積回路装置及びその製造方法2008

    • Inventor(s)
      篠嶋妥、大貫仁
    • Industrial Property Rights Holder
      国立大学法人茨城大学
    • Industrial Property Number
      PCT・J P2009/070637
    • Filing Date
      2008-12-04
    • Overseas

URL: 

Published: 2012-02-13   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi