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Study on isopolytypic 4H-AlN/4H-SiC hetero-interface for electronic device applications

Research Project

Project/Area Number 21860060
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Electronic materials/Electric materials
Research InstitutionNara Institute of Science and Technology

Principal Investigator

HORITA Masahiro  奈良先端科学技術大学院大学, 物質創成科学研究科, 助教 (50549988)

Project Period (FY) 2009 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥2,678,000 (Direct Cost: ¥2,060,000、Indirect Cost: ¥618,000)
Fiscal Year 2010: ¥1,274,000 (Direct Cost: ¥980,000、Indirect Cost: ¥294,000)
Fiscal Year 2009: ¥1,404,000 (Direct Cost: ¥1,080,000、Indirect Cost: ¥324,000)
Keywordsヘテロ接合デバイス / 炭化ケイ素(SiC) / 窒化アルミニウム(AlN) / 結晶成長 / シリコンカーバイド / 窒化アルミニウム / エピタキシャル成長
Research Abstract

To investigate the properties of 4H-AlN/4H-SiC(11-20) heterojunction, heterojunction field-effect transistors(HFET) and Hall devices with the heterojunction were fabricated. In the fabrication process for these devices, SiC related processes, that is, epitaxial growth of SiC and ion implantation to SiC were completed. However, there still remain several challenges in epitaxial growth of AlN and post AlN growth process, resulting that the device fabrication is incomplete. We will try to resolve the challenges and complete the devices. We believe that characterization of these devices lead to clarification of the heterojunction properties.

Report

(3 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • Research Products

    (5 results)

All 2010 2009

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (2 results)

  • [Journal Article] Nonpolar 4H-Polytype AlN/AlGaN Multiple Quantum Well Structure Grown on 4H-SiC (1-100)2010

    • Author(s)
      M.Horita, T.Kimoto, J.Suda
    • Journal Title

      Applied Physics Express Vol.3

      Pages: 51001-51003

    • NAID

      10027014547

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nonpolar 4H-Polytype AlN/AlGaN Multiple Quantum Well Structure Grown on 4H-SiC(11_00)2009

    • Author(s)
      Masahiro Horita, Tsunenobu Kimoto, Jun Suda
    • Journal Title

      Applied Physics Express

      Volume: vol.5 Pages: 51001-51001

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Anomalously Large Difference in Ga Incorporation for AlGaN Grown on the (11-20) and (1-100) Planes under Group-III-Rich Conditions2009

    • Author(s)
      M.Horita, T.Kimoto, J.Suda
    • Journal Title

      Applied Physics Express Vol.2

      Pages: 91003-91005

    • NAID

      10025517458

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] Growth and Characterization of Nonpolar 4H-AlN/AlGaN Multiple Quantum Wells on 4H-SiC Substrates2009

    • Author(s)
      Masahiro Horita
    • Organizer
      The 8th International Conference on Nitride Semiconductors
    • Place of Presentation
      チェジュ国際会議場(韓国)
    • Year and Date
      2009-10-20
    • Related Report
      2009 Annual Research Report
  • [Presentation] 4H-SiC上への無極性面4HポリタイプAlN/AlGaN MQW構造の作製と特性評価2009

    • Author(s)
      堀田昌宏
    • Organizer
      応用物理学会
    • Place of Presentation
      富山大学(富山)
    • Year and Date
      2009-09-08
    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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