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OHMASA Masaaki
大政 正明
Connect your ORCID iD
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Alternative Names
大政 政明 オオマサ マサアキ
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Researcher Number
30092159
Affiliation (based on the past Project Information)
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1995 – 1997: 姫路工業大学, 理学部, 教授
1990 – 1993: 姫路工業大学, 理学部, 教授
1987 – 1989: 筑波大学, 物質工学系, 助教授
1988: University of Tsukuba, 物資工学系, 助教授
Review Section/Research Field
Principal Investigator
結晶学
/
鉱物学(含岩石・鉱床学)
/
Petrology/Mineralogy/Science of ore deposit
Except Principal Investigator
鉱物学(含岩石・鉱床学)
/
Petrology/Mineralogy/Science of ore deposit
/
結晶学
Keywords
Principal Investigator
散漫散乱 / 高次元空間 / 対称性 / 変調構造 / 複合結晶 / 準結晶 / 非晶質物質 / symmetry / modulated structures / composite crystals
…
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/ quasicrystals / 固溶体 / 元素の置換型式 / 衛星反射 / 脱水反応 / メリライト族 / 極微小単結晶 / 濃度ゆらぎ / 置換型式 / 散浸散乱 / 硫化物 / 置換形式 / 強力X線発生装置 / 結晶モノクロメータ / NaClーKCl系固溶体 / インコメンシュレ-ト相 / the space higher than three dimensions / incommensurate phase / amorphous materials / インコメンシュレート相 / インコメンシュレート用 / 階層的構造 / the space higher than three dimension / incommensurate phases / amorphous metarials / 構造不整 / 鉱物結晶 / 相変化 / シミュレーション / オケルマナイト / 変調 / 不整合 / imperfection / srystalline minerals / phase transformation / diffuse scattering / simulation / akermanite / modulation / incommensurate
…
More
Except Principal Investigator
構造解析 / 放射光 / マイクロビーム / 微小領域 / 回折 / 放射光X線 / 組織解析 / ラウエ法 / 極微小単結晶 / X線回折 / マッピング / エネルギー分散法 / 硫化鉱物 / コサライト / 結晶構造 / 席占有率 / 統計分布 / 気相成長法 / ダイアモンド / 極微小単結晶法 / 結晶形態学 / 放射光白色X線 / 気相成長(CVD)ダイアモンド / 放射光日色X線 / X線回折法 / CVDダイアモンド / CVD / Diamond / Submicrometer-size / Morphology / Synchrotron radiation / Laue method / 炭酸塩岩 / カソードルミネッセンス / 蛍光X線分析 / 火成性炭酸塩岩 / カソードルミネッサンス / 変質鉱物 / カソ-ドルミネッセンス / Igneous Carbonate Rock / Cathodoluminescence / X-ray fluorescence / 講造解析 / マイクロビ-ム / Synchrotron Radiation / Microbeam / Micro-region / Diffraction / Structure Analysis / Texture Analysis / 鉱物 / マクロ,ミクロ構造 / 固体物質 / 結晶群 / 結晶軌道 / シミュレーション / 相転移 / 高温,高圧相 / MDシミュレーション / Minerals / Macro^- and Micro^- structures / Solid materials / Crystallographic groups / Crystallographic Orbits / Simulation / Phase transition / High pressure forms / Crystals / サブミクロン / micrometer-size crystal / submicron / structure analysis / synchrotron radiation
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Research Projects
(
12
results)
Co-Researchers
(
23
People)
Project Start Year (Newest)
Project Start Year (Oldest)
放射光白色X線による薄片試料中ミクロン領域のエネルギー分散型回折法の開発
Principal Investigator
大隅 一政
Project Period (FY)
1996
Research Category
Grant-in-Aid for Scientific Research (B)
Research Field
Petrology/Mineralogy/Science of ore deposit
Research Institution
高エネルギー物理学研究所
放射光白色ラウエ法による薄片試料中ミクロン領域の回折マッピング装置の開発
Principal Investigator
OHSUMI Kazumasa
Project Period (FY)
1995
Research Category
Grant-in-Aid for Developmental Scientific Research (B)
Research Field
Petrology/Mineralogy/Science of ore deposit
Research Institution
高エネルギー物理学研究所
Studies on imperfection and phase transformation in crystalline minerals
Principal Investigator
Principal Investigator
OHMASA Masaaki
Project Period (FY)
1995 – 1997
Research Category
Grant-in-Aid for Scientific Research (B)
Research Field
Petrology/Mineralogy/Science of ore deposit
Research Institution
Himeji Institute of Technology
「Experimental and theoretical co-operative research on macro and micro structures and physical properties of minerals」
Principal Investigator
MATSUMOTO Takeo
Project Period (FY)
1992 – 1993
Research Category
Grant-in-Aid for Co-operative Research (A)
Research Field
鉱物学(含岩石・鉱床学)
Research Institution
Kanazawa University
Symmetry and hierarchical structure described in the space higher than three dimension
Principal Investigator
Principal Investigator
OHMASA Masaaki
Project Period (FY)
1992 – 1993
Research Category
Grant-in-Aid for Co-operative Research (A)
Research Field
結晶学
Research Institution
Himeji Institute of Technology
The distribution of elements of the igneous carbonate rock affected by alteration
Principal Investigator
HAGA Nobuhiko
Project Period (FY)
1991 – 1993
Research Category
Grant-in-Aid for General Scientific Research (B)
Research Field
鉱物学(含岩石・鉱床学)
Research Institution
Himeji Institute of Technology
Development of a micro-region diffraction equipment by synchrotron microbeam
Principal Investigator
OHSUMI Kazumasa
Project Period (FY)
1991 – 1992
Research Category
Grant-in-Aid for Developmental Scientific Research (B)
Research Field
結晶学
Research Institution
National Laboratory for High Energy Physics
Symmetry and features of structure in materials described in the space higher than three dimensions.
Principal Investigator
Principal Investigator
OHMASA Masaaki
Project Period (FY)
1990 – 1991
Research Category
Grant-in-Aid for Co-operative Research (A)
Research Field
結晶学
Research Institution
Himeji Institute of Technology
Morphological and Structural Studies on CVD-Diamand.
Principal Investigator
OHSUMI Kazumasa
Project Period (FY)
1989 – 1990
Research Category
Grant-in-Aid for General Scientific Research (B)
Research Field
鉱物学(含岩石・鉱床学)
Research Institution
Photon Factory, National Laboratory For High Energy Physics
Bi-Pb系硫化鉱物の超構造生成機構の研究
Principal Investigator
大隅 一政
Project Period (FY)
1988
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
鉱物学(含岩石・鉱床学)
Research Institution
高エネルギー物理学研究所
固溶体鉱物における固溶元素の置換型式の研究
Principal Investigator
Principal Investigator
大政 正明
Project Period (FY)
1987 – 1989
Research Category
Grant-in-Aid for General Scientific Research (A)
Research Field
鉱物学(含岩石・鉱床学)
Research Institution
University of Tsukuba
放射光による極微小単結晶の構造解析法の開発
Principal Investigator
OHSUMI Kazumasa
Project Period (FY)
1987 – 1988
Research Category
Grant-in-Aid for Developmental Scientific Research
Research Field
結晶学
Research Institution
National Laboratory for High Energy Physics
# of Projects (Dsc)
# of Projects (Asc)
1.
OHSUMI Kazumasa
(70011715)
# of Collaborated Projects:
8 results
# of Collaborated Products:
0 results
2.
HAGIYA Kenji
(70237907)
# of Collaborated Projects:
5 results
# of Collaborated Products:
0 results
3.
MIYAMOTO Masamichi
(70107944)
# of Collaborated Projects:
4 results
# of Collaborated Products:
0 results
4.
MATSUMOTO Takeo
(20019467)
# of Collaborated Projects:
3 results
# of Collaborated Products:
0 results
5.
TANAKA Michiyoshi
(90004291)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
6.
SUENO Shigeo
(30110513)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
7.
HIRAGA Kenji
(30005912)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
8.
OGAWA Tohru
(10025364)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
9.
TAKEDA Hiroshi
(50011523)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
10.
HAGA Nobuhiko
(60011748)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
11.
YAMAMOTO Akiji
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
12.
YAMAMOTO Shigeru
(20191405)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
13.
TANAKA Kenichirou
(90106162)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
14.
KITAMURA Masao
(70004489)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
15.
MATSUI Masanori
(90125097)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
16.
YAMANAKA Takamitu
(30011729)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
17.
SATOW Yoshinori
(30150014)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
18.
三河内 岳
(30272462)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
19.
中井 泉
(90155648)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
20.
浅野 肇
(90005934)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
21.
丸茂 文幸
(10013492)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
22.
岩崎 準
(20087399)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
23.
KATAYAMA Chuuji
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
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