Negishi Riichirou

ネギシリイチロウ | Negishi Riichirou

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www.sit.ac.jp/user/negishi/

Research field (2)： Bio-, chemical, and soft-matter physics , Crystal engineering

Research keywords (5)： (C)画像・光情報処理 , (K)結晶評価 , Science of Form , Resonant Scattering , Xray Dynamical Theory

Research theme for competitive and other funds (4)：

2005 - 2013 フィボナッチ・スパイラル画素配置の情報技術への応用
2005 - 2013 Application Research by using Pixel Arrangement with Fibonacci Spiral
1998 - 2013 位相制御されたX線回折イメージンング
Application Research by using Phase-Controlled dynamical Diffraction

Papers (23)：

Riichirou Negishi, Kumiko Sekiguchi, Kazuo Takahata. Determining Parastichy Pairs for Florets and Seeds on Sunflowers. FORMA. 2023. 37. 3. 39-49
Riichirou Negishi, Kumiko Sekiguchi, Yuichi Totsuka, Masaya Uchida. Determining Parastichy Numbers Using Discrete Fourier Transforms. FORMA. 2017. 32. 1. 19-27
R. Negishi, T. Fukamachi, S. Jongsukswat, K. Hirano, K. Hirano, T. Kawamura. Phase determination of the crystal structure factor by measuring rocking curves from a polar crystal. J. Appl. Cryst. 2013. 46. 4. 1216-1218
Sukswat Jongsukswat, Tomoe Fukamachi, Kenji Hirano, Dongying Ju, Riichirou Negishi, Masayuki Shimojo, Keiichi Hirano, Takaaki Kawamura. X-ray Interference Fringes in Transmitted Beam of Bragg Mode from Very Weakly Bent Crystal. JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN. 2012. 81. 9. 094804
Sukswat Jongsukswat, Tomoe Fukamachi, Kenji Hirano, Dongying Ju, Riichirou Negishi, Masayuki Shimojo, Keiichi Hirano, Takaaki Kawamura. Determination of Constant Strain Gradients of Elastically Bent Crystal Using X-ray Mirage Fringes. JAPANESE JOURNAL OF APPLIED PHYSICS. 2012. 51. 7. 076702

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MISC (20)：

Negishi Riichirou, Sekiguchi Kumiko, Takahata Kazuo. 30aPS-82 Calculated Integration using Nodes Arrangement of Pineapple Ramenta. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 377-377
NEGISHI Riichirou, SEKIGUCHI Kumiko. Quasi-uniform filling by arbitrary points and its application. 2011. 26. 2. 229-230
Negishi Riichirou. 22pPSB-11 Estimation of Randomness in Fonns Using the Deviation. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 250-250
NEGISHI Riichirou, SEKIGUCHI Kumiko. Improvement of visibility by the expression using dispersed pixels. 2011. 26. 1. 103-104
Negishi Riichirou. 28aPS-37 Estimation of Randomness its Forms Using the Discrepancy. Meeting abstracts of the Physical Society of Japan. 2011. 66. 1. 356-356

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Books (4)：

Lectures and oral presentations (9)：

“Phase Determination of Crystal Structure Factor by Measuring Rocking Curves from Polar Crystal
(XTOP2012 2012)
Observation of topography using resonant scattering and its SEM images
(IUCr2011 2011)
Phase determination of crystal structure factor using measured rocking-curves
(XTOP2010 2010)
Phase Observation of Crystal Structure Factor by using Rocking-curves
(ECM25 2009)
In-Phase and Anti-Phase Interference Fringes in Laue Case
(XTOP2008 2008)

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Education (3)：

- 1998 University ogf Tokyo
- 1971 TOKAI UNIVERSITY Graduate School, Division of Natural Science Plasma Physics
- 1969 TOKAI UNIVERSITY Faculty of Science Department of Physics

Professional career (1)：

Work history (4)：

2019/04 - 現在 Specified Nonprofit Corporation, Manabi Club Rikuway Research Institute of Scientific Literacy Professor
2017/04 - 2019/03 Saitama Institute of Technology, Advanced Science Research Laboratory Professor
2012/04 - 2017/03 Saitama Institute of Technology, Advanced Science Research Laboratory Professor
2008/04 - 2012/03 Saitama Institute of Technology, Advanced Science Research Laboratory Professor

Committee career (1)：

Awards (1)：

Association Membership(s) (2)：

形の科学会 , The Crystallographic Society of Japan

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