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Characterization and amorphous structural analysis of glassy materials with structural anisotropy

Research Project

Project/Area Number 15K05646
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Inorganic industrial materials
Research InstitutionOkayama University

Principal Investigator

BENINO Yasuhiko  岡山大学, 環境生命科学研究科, 准教授 (90283035)

Research Collaborator MATSUI Ikuya  
KOBAYASHI Ayaka  
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2017: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywords異方性ガラス / 構造解析 / 分子動力学法 / 構造モデル化 / リン酸カルシウム / 弾性率測定
Outline of Final Research Achievements

Anisotropic phosphate glasses were prepared by stress-induced deformation of isotropic ones at the glass transition region, and their structural anisotropy formed in the amorphous structure was investigated from the viewpoints of direction dependent characterizations, elastic moduli and birefringence, and structural analyses, XRD and polarized Raman techniques. Molecular dynamics simulation of anisotropic glass was performed for structural modeling and analysis, which revealed that metaphosphate glass was unique to show the feature of anisotropic orientation in both partial structures of phosphate chain and modifying cation.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (8 results)

All 2018 2017 2016 2015

All Presentation (8 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] リン酸カルシウム系ガラスにおける異方性誘起過程の分子動力学構造モデル化2018

    • Author(s)
      松井郁也、崎田真一、紅野安彦、難波徳郎
    • Organizer
      第56回セラミックス基礎科学討論会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 圧縮変形させたリン酸塩ガラスの異方性評価2018

    • Author(s)
      小林彩華、崎田真一、紅野安彦、難波徳郎
    • Organizer
      第56回セラミックス基礎科学討論会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Molecular dynamics simulation of anisotropic glasses in calcium phosphate system2018

    • Author(s)
      I. Matsui, Y. Benino, S. Sakida, T. Nanba
    • Organizer
      ICG Annual Meeting 2018
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] リン酸塩ガラスの圧縮変形による力学的異方性2017

    • Author(s)
      小林彩華, 崎田真一, 紅野安彦, 難波徳郎
    • Organizer
      日本セラミックス協会2017年年会
    • Place of Presentation
      日本大学(駿河台キャンパス)
    • Year and Date
      2017-03-17
    • Related Report
      2016 Research-status Report
  • [Presentation] 異方性ガラスの作製と評価2016

    • Author(s)
      小林彩華, 崎田真一, 紅野安彦, 難波徳郎
    • Organizer
      第23回ヤングセラミストミーティングin中四国
    • Place of Presentation
      岡山理科大学
    • Year and Date
      2016-12-17
    • Related Report
      2016 Research-status Report
  • [Presentation] 異方性構造を有するガラス材料の物性測定と非晶質構造解析2015

    • Author(s)
      松井郁也, 崎田真一, 紅野安彦, 難波徳郎
    • Organizer
      第22回ヤングセラミストミーティングin中四国
    • Place of Presentation
      高知大学
    • Year and Date
      2015-11-21
    • Related Report
      2015 Research-status Report
  • [Presentation] Anisotropic Structure of Metaphosphate Drawn Glass by Molecular Dynamics Simulation2015

    • Author(s)
      Yasuhiko Benino, Yoshiya Ono, Shinichi Sakida, Tokuro Nanba
    • Organizer
      ICG Annual Meeting Bangkok 2015
    • Place of Presentation
      Bangkok
    • Year and Date
      2015-09-20
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] 異方性構造解析伸長ガラスの分子動力学構造モデルと構造解析実験との対比2015

    • Author(s)
      紅野安彦, 小野誉弥, 崎田真一, 難波徳郎
    • Organizer
      日本セラミックス協会第28回秋季シンポジウム
    • Place of Presentation
      富山大学(五福キャンパス)
    • Year and Date
      2015-09-16
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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