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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)
/
結晶学
/
Petrology/Mineralogy/Science of ore deposit
Keywords
Principal Investigator
非晶質物質 / modulated structures / 高次元空間 / symmetry / 複合結晶 / 対称性 / 準結晶 / composite crystals / 変調構造 / 散漫散乱
…
More
/ quasicrystals / srystalline minerals / オケルマナイト / インコメンシュレート用 / インコメンシュレ-ト相 / シミュレーション / the space higher than three dimensions / simulation / 構造不整 / akermanite / imperfection / incommensurate phase / amorphous metarials / modulation / 濃度ゆらぎ / 衛星反射 / 結晶モノクロメータ / the space higher than three dimension / 散浸散乱 / 鉱物結晶 / incommensurate / メリライト族 / 固溶体 / NaClーKCl系固溶体 / diffuse scattering / 置換型式 / phase transformation / 変調 / 階層的構造 / 元素の置換型式 / 強力X線発生装置 / amorphous materials / 極微小単結晶 / 硫化物 / 脱水反応 / 不整合 / incommensurate phases / 相変化 / 置換形式 / インコメンシュレート相
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Except Principal Investigator
構造解析 / 回折 / マイクロビーム / 微小領域 / 放射光X線 / 放射光 / 極微小単結晶 / 組織解析 / X線回折 / ラウエ法 / 統計分布 / 放射光日色X線 / 講造解析 / Texture Analysis / Phase transition / 気相成長(CVD)ダイアモンド / 極微小単結晶法 / 変質鉱物 / Crystallographic Orbits / ダイアモンド / 炭酸塩岩 / CVDダイアモンド / カソードルミネッセンス / 気相成長法 / Solid materials / CVD / 放射光白色X線 / Crystallographic groups / X線回折法 / Diamond / コサライト / マイクロビ-ム / Cathodoluminescence / 高温,高圧相 / Submicrometer-size / Microbeam / 硫化鉱物 / 固体物質 / 席占有率 / カソ-ドルミネッセンス / Igneous Carbonate Rock / Minerals / 結晶群 / X-ray fluorescence / Macro^- and Micro^- structures / シミュレーション / Synchrotron radiation / サブミクロン / Diffraction / 結晶軌道 / Structure Analysis / 蛍光X線分析 / 鉱物 / synchrotron radiation / structure analysis / カソードルミネッサンス / Simulation / Laue method / micrometer-size crystal / submicron / Micro-region / 相転移 / Synchrotron Radiation / High pressure forms / MDシミュレーション / 結晶構造 / 結晶形態学 / 火成性炭酸塩岩 / マクロ,ミクロ構造 / Morphology / Crystals / エネルギー分散法 / マッピング
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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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