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Nuclear- and electron-density distributions of local structure - visualization by PDF-MEM analysis

Research Project

Project/Area Number 15K13810
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Inorganic industrial materials
Research InstitutionHigh Energy Accelerator Research Organization

Principal Investigator

IKEDA Kazutaka  大学共同利用機関法人高エネルギー加速器研究機構, 物質構造科学研究所, 特別准教授 (80451615)

Co-Investigator(Renkei-kenkyūsha) OHSHITA Hidetoshi  大学共同利用機関法人高エネルギー加速器研究機構, 物質構造科学研究所, 技師 (00625163)
OTOMO Toshiya  大学共同利用機関法人高エネルギー加速器研究機構, 物質構造科学研究所, 教授 (90270397)
Research Collaborator ISHIKAWA Yoshihisa  大学共同利用機関法人高エネルギー加速器研究機構, 物質構造科学研究所, 研究員 (30772579)
ONODERA Yohei  京都大学, 原子炉実験所, 助教 (20531031)
MORI Kazuhiro  京都大学, 原子炉実験所, 准教授 (40362412)
FUKUNAGA Toshiharu  京都大学, 原子炉実験所, 教授 (60142072)
Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2016: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2015: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords結晶PDF解析 / 中性子全散乱 / イオン伝導 / 局所構造解析 / 最大エントロピー法 / 原子核密度分布
Outline of Final Research Achievements

Neutron total scattering measurements of Li7P3S11 metastable crystal and (Li2S)70(P2S5)30 glass were performed at room temperature. Atomic PDF (Pair Distribution Function) analysis showed different crystallite size for metastable crystal and (Li2S)70(P2S5)30 glass. Bold Valence Energy Landscape obtained from the structural information is available for investigating chemical bonding characteristics and atomic diffusion potential.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (6 results)

All 2016 2015

All Presentation (6 results) (of which Int'l Joint Research: 3 results,  Invited: 3 results)

  • [Presentation] 高強度全散乱装置NOVAによる結晶PDF解析2016

    • Author(s)
      池田一貴、大友季哉、大下英敏、石川喜久、本田孝志、金子直勝、瀬谷智洋、鈴谷賢太郎
    • Organizer
      日本中性子科学会第16回年会
    • Place of Presentation
      名古屋大学豊田講堂(愛知県名古屋市千種区不老町)
    • Year and Date
      2016-12-01
    • Related Report
      2016 Annual Research Report
  • [Presentation] Neutron scattering studies of aluminum-based hydrides by high intensity total diffractometer (NOVA)2016

    • Author(s)
      K. Ikeda, T. Otomo, H. Ohshita, N. Kaneko, T. Seya, F. Fujisaki, K. Suzuya
    • Organizer
      THERMEC’2016
    • Place of Presentation
      Graz (Austria)
    • Year and Date
      2016-05-29
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] In-situ Scattering Experiment and Structural Analysis for Advanced Hydrogen Storage Materials by High Intensity Neutron Total Diffractometer (NOVA)2016

    • Author(s)
      K. Ikeda, H. Ohshita, T. Otomo
    • Organizer
      BIT's 2nd Annual World Congress of Smart Materials-2016 (WCSM-2016)
    • Place of Presentation
      Singapore (Singapore)
    • Year and Date
      2016-03-04
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Structural Analysis of Hydrides by High Intensity Neutron Total Diffractometer (NOVA)2016

    • Author(s)
      K. Ikeda, T. Otomo, H. Ohshita, N. Kaneko, T. Seya, F. Fujisaki, K. Suzuya
    • Organizer
      10th International Symposium Hydrogen & Energy
    • Place of Presentation
      ラフォーレ 蔵王リゾート&スパ(宮城県刈田郡蔵王町)
    • Year and Date
      2016-02-21
    • Related Report
      2015 Research-status Report
  • [Presentation] 高強度全散乱装置NOVA における水素吸蔵放出反応のその場測定2015

    • Author(s)
      池田一貴、大友季哉、大下英敏、金子直勝、瀬谷智洋、鈴谷賢太郎、藤崎布美佳
    • Organizer
      日本中性子科学会第15回年会
    • Place of Presentation
      和光市民文化センター(埼玉県和光市)
    • Year and Date
      2015-12-10
    • Related Report
      2015 Research-status Report
  • [Presentation] In-situ scattering experiment and structural analysis of hydrogen storage materials by high intensity neutron total diffractometer (NOVA)2015

    • Author(s)
      K. Ikeda, T. Otomo, H. Ohshita, N. Kaneko, T. Seya, F. Fujisaki, K. Suzuya
    • Organizer
      Nanotechnology Congress & Expo (Nanotechnology-2015)
    • Place of Presentation
      Frankfurt (Germany)
    • Year and Date
      2015-08-11
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited

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Published: 2015-04-16   Modified: 2018-03-22  

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