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Development of computational method for the ground state prediction

Research Project

Project/Area Number 25820324
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Physical properties of metals/Metal-base materials
Research InstitutionKyushu Institute of Technology

Principal Investigator

Satoshi Iikubo  九州工業大学, 大学院生命体工学研究科, 准教授 (40414594)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2013: ¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Keywords第一原理計算 / 材料設計シミュレーション / 元素戦略 / 分子動力学法 / 第一原理計算法 / 進化的アルゴリズム / 材料設計
Outline of Final Research Achievements

The past few decades have seen an ongoing search to find new materials, for example solid state electrolytes for the development of the high performance lithium-ion batteries. In this field of research, information about phase stability of the related compounds will help us as a guide to discover materials. In order to identify ambient-condition stable ground-state structures of the system, the evolutionary algorithm, in coupling with the first-principles calculations within the framework of density functional theory have been employed for the determinations of the total energies, optimized lattice structures and their corresponding electronic structures.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (7 results)

All 2015 2014 2013

All Presentation (7 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] Molecular dynamics study on diffusion behavior of Li in Li10GeP2S122015

    • Author(s)
      S. Kawano, and S. Iikubo
    • Organizer
      ICCMEH-2015
    • Place of Presentation
      Universiti Putra Malaysia, Malaysia
    • Year and Date
      2015-12-19
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ground state prediction for Li-Ge-P-S system2015

    • Author(s)
      S. Iikubo
    • Organizer
      10th USPEX workshop
    • Place of Presentation
      Poitiers, France
    • Year and Date
      2015-06-25
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 分子動力学計算による Li10GeP2S12 のリチウムイオン拡散挙動2015

    • Author(s)
      河野 翔也、飯久保 智
    • Organizer
      平成27年度合同学術講演会
    • Place of Presentation
      北九州国際会議場
    • Year and Date
      2015-06-06
    • Related Report
      2015 Annual Research Report
  • [Presentation] 第一原理計算を用いたホイスラー合金の二相分離傾向と磁気特性評価2014

    • Author(s)
      榎木 勝徳, 飯久保 智, 大谷 博司
    • Organizer
      日本金属学会
    • Place of Presentation
      東京工業大学
    • Related Report
      2013 Research-status Report
  • [Presentation] クラスター展開法を用いたFe-Co-Ni3元系の磁性材料探索2013

    • Author(s)
      飯久保智, 榎木勝徳, 大谷博司
    • Organizer
      日本物理学会
    • Place of Presentation
      徳島大学
    • Related Report
      2013 Research-status Report
  • [Presentation] クラスター変分法を用いたFe-Cr-N 3元系の自由エネルギー計算2013

    • Author(s)
      飯久保 智, Marcel Sluiter, 大谷 博司
    • Organizer
      日本金属学会
    • Place of Presentation
      金沢大学
    • Related Report
      2013 Research-status Report
  • [Presentation] 長周期積層構造型マグネシウム合金の形成メカニズムに対する熱力学的な理解2013

    • Author(s)
      飯久保智,梅林 樹,徳永辰也,大谷博司
    • Organizer
      東北大学多元物質科学研究所研究発表会
    • Place of Presentation
      東北大学
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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