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Synthesis of carbon nitride crystals using flux method under ultra high pressure

Research Project

Project/Area Number 22686061
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Inorganic materials/Physical properties
Research InstitutionNational Institute for Materials Science

Principal Investigator

KAWAMURA Fumio  独立行政法人物質・材料研究機構, 先端材料プロセスユニット, 主任研究員 (80448092)

Project Period (FY) 2010 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥26,130,000 (Direct Cost: ¥20,100,000、Indirect Cost: ¥6,030,000)
Fiscal Year 2012: ¥6,890,000 (Direct Cost: ¥5,300,000、Indirect Cost: ¥1,590,000)
Fiscal Year 2011: ¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2010: ¥14,040,000 (Direct Cost: ¥10,800,000、Indirect Cost: ¥3,240,000)
Keywordsカーボン材料 / 窒化炭素 / フラックス法 / 超高圧 / 立方晶窒化ガリウム / 蛍光体 / ベルト装置 / 新物質 / HIP / 超硬質材 / 有機試薬
Research Abstract

We tried to synthesize carbon nitrides by supplying ultra high pressure nitrogen gas into alloy melt including carbon element. We could confirm the synthesis of amorphous carbon nitrides having high nitrogen ratio of N/C > 1 in a C-Na melt system. The synthesis method developed in this study was applied for the synthesis of other nitrides. As a result, single phase cubic-GaN nano-particles were successfully synthesized for the first time. We tried to dope europium element to the cubic-GaN nano-particles, leaded to the red fluorescent light in reaction to incidence of ultra-violet light.

Report

(4 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • 2010 Annual Research Report
  • Research Products

    (15 results)

All 2012 2011 2010 2009 Other

All Journal Article (3 results) (of which Peer Reviewed: 2 results) Presentation (11 results) Remarks (1 results)

  • [Journal Article] Synthesis of rhenium nitride crystals with MoS2 structure2012

    • Author(s)
      F. Kawamura, H. Yusa, T. Taniguchi
    • Journal Title

      Applied Physics Letters

      Volume: 100 Issue: 25 Pages: 251910-251910

    • DOI

      10.1063/1.4729586

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Synthesis of high crystallinity cubic GaN nanoparticles using the Na flux method. . A proposed new usage for a belt-type high-pressure apparatus2011

    • Author(s)
      Fumio Kawamura, Kenji Watanabe, Takashi Takeda, Takashi Taniguchi
    • Journal Title

      J. Crystal Growth

      Volume: 321 Pages: 100-105

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Synthesis of cubic-GaN nanoparticles using the Na flux method - A novel use for the ultra-high pressure apparatus2010

    • Author(s)
      Fumio Kawamura, Takashi Taniguchi
    • Journal Title

      Conference Proceedings - International Conference on Indium Phosphide and Related Materials

      Volume: No. 5516353 Pages: 199-202

    • Related Report
      2012 Final Research Report
  • [Presentation] 超高圧下での新規遷移金属窒化物合成とプロセス開発2012

    • Author(s)
      川村史朗
    • Organizer
      第84回バルク成長分科会研究会
    • Place of Presentation
      仙台(招待講演)
    • Year and Date
      2012-02-24
    • Related Report
      2011 Annual Research Report
  • [Presentation] 高圧下複分解反応における窒化タングステン結晶合成2012

    • Author(s)
      川村史朗, 遊佐斉, 谷口尚
    • Organizer
      高圧討論会
    • Place of Presentation
      大阪大学
    • Related Report
      2012 Annual Research Report
  • [Presentation] 高圧下複分解反応による新規5d遷移金属窒化物合成2011

    • Author(s)
      川村史朗, 他
    • Organizer
      高圧討論会
    • Place of Presentation
      沖縄
    • Year and Date
      2011-11-09
    • Related Report
      2011 Annual Research Report
  • [Presentation] 高圧気体封入技術を用いた窒化物結晶合成2010

    • Author(s)
      川村史朗
    • Organizer
      第51回高圧討論会
    • Place of Presentation
      仙台市戦災復興記念館(宮城県)
    • Year and Date
      2010-10-21
    • Related Report
      2010 Annual Research Report
  • [Presentation] 超高圧装置を用いた立方晶GaNナノ粒子の合成2010

    • Author(s)
      川村史朗
    • Organizer
      第29回電子材料シンポジウム
    • Place of Presentation
      ラフォーレ修善寺(静岡県)
    • Year and Date
      2010-07-16
    • Related Report
      2010 Annual Research Report
  • [Presentation] Synthesis of cubic-GaN Fine Powder using the Na Flux Method under Utlra-High Pressure2010

    • Author(s)
      川村史朗
    • Organizer
      IPRM2010(22nd International Conference on Indium Phosphide and Related Materials)
    • Place of Presentation
      高松シンボルタワー(香川県)
    • Year and Date
      2010-06-02
    • Related Report
      2010 Annual Research Report
  • [Presentation] 高圧気体封入技術を用いた窒化物結晶合成2010

    • Author(s)
      Fumio Kawamura, Takashi Taniguchi
    • Organizer
      第51回高圧討論会
    • Place of Presentation
      仙台市戦災復興記念館
    • Related Report
      2012 Final Research Report
  • [Presentation] 超高圧装置を用いた立方晶GaN ナノ粒子の合成2010

    • Author(s)
      Fumio Kawamura, Takashi Taniguchi
    • Organizer
      第29回電子材料シンポジウム(EMS-29)
    • Place of Presentation
      修善寺
    • Related Report
      2012 Final Research Report
  • [Presentation] Synthesis of Cubic-GaN Nanoparticles Using the Na Flux Method - A Novel Use for 図5. Na フラックス中での立方晶GaN 生成領域の合成 温度、窒素圧力相図 図6. Na フラックス中で合成された立方晶GaN のXRD プロファイル 図7. Na フラックス中で合成された立方晶GaN のカソ ードルミネッセンススペクトル 図8. ユーロピウムをドーピングした立方晶GaN の XANES プロファイル。ユーロピウムは全て3 価で存在 していることを特定 the Ultra-High Pressure Apparatus -2010

    • Author(s)
      F. Kawamura and T. Taniguchi
    • Organizer
      International Conference on Indium Phosphide and Related Materials
    • Place of Presentation
      Takamatsu
    • Related Report
      2012 Final Research Report
  • [Presentation] 窒化炭素結晶合成に向けたフラックス索 -超高圧を用いた取り組み-2009

    • Author(s)
      Fumio Kawamura, Takashi Taniguchi
    • Organizer
      第23回ダイヤモンドシンポジウム
    • Place of Presentation
      千葉
    • Related Report
      2012 Final Research Report
  • [Presentation] 超高圧下における窒化炭素結晶のフラックス合成2009

    • Author(s)
      Fumio Kawamura, Takashi Taniguchi
    • Organizer
      第2回次世代窒化物討論会
    • Place of Presentation
      宮城
    • Related Report
      2012 Final Research Report
  • [Remarks]

    • URL

      http://www.nims.go.jp/high-pressure/

    • Related Report
      2012 Final Research Report

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Published: 2010-08-23   Modified: 2019-07-29  

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