KOMATSU Ryuichi

J-GLOBAL         Last updated: Oct 1, 2019 at 00:47
 
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Name
KOMATSU Ryuichi
Affiliation
Yamaguchi University
Degree
Doctor (Engineering)(Tohoku University)
Research funding number
20314817

Research Interests

 
 

Academic & Professional Experience

 
Apr 1984
 - 
Apr 1994
Central Institute, Mitsubishi Material
 

Education

 
 
 - 
Mar 1982
Division of Petrology, Mineralogy and Economic Geology, Faculty of Science, Tohoku University
 
 
 - 
Mar 1984
Dividion of Petrology, Mineralogy and Economic Gelogy, Graduate School, Division of Natural Science, Tohoku University
 

Published Papers

 
Growth of transparent fiber-shaped strontium tetraborate crystal by micro-pulling-down method
Journal of the Society of Inorganic Materials, Japan,   25 4-9   Feb 2018   [Refereed]
Growth of transparent SrB4O7 crystal fiber by the μ-PD method
Takaaki Machida, Sho Inaba, Maki Ueda, Harutoshi Asakawa and Ryuichi Komatsu
Transaction of the Materials Research Society of Japan   42(3) 65-68   2017   [Refereed]
Effects of temperature gradient on growth of SrB4O7 crystals by the micro-pulling-down method
Sho Inaba, Takaaki Machida, Harutoshi Asakawa, Ryuichi Komatsu
Transaction of the Materials Research Society of Japan   42(5) 123-126   2017   [Refereed]
Kitakaze Arashi, Machida Takaaki, Komatsu Ryuichi
CANADIAN MINERALOGIST   54(5) 1175-1186   Sep 2016   [Refereed]
Komatsu Ryuichi, Masuda Naoki, Ueda Maki, Itoh Hironori
JOURNAL OF CRYSTAL GROWTH   401 772-776   Sep 2014   [Refereed]

Misc

 
Ryuichi Komatsu, Kensuke Adachi, Ko Ikeda
IEEE International Symposium on Applications of Ferroelectrics   419-422   Dec 2002
Ferroelectric orthorhombic potassium niobate (KNbO 3 ) crystal is successfully grown from an aqueous solution dissolving K 2 NbO 3 F as a nutrient. Although the size of each crystal is about 30 μ m or less, properties of the formed KNbO 3 crystals...
Seiichiro Takahashi, Hironori Itoh, Ryuichi Komatsu
IEEJ Transactions on Electronics, Information and Systems   132    Jan 2012
Lifetime of an indium tin oxide (ITO) target is an important characteristic in the production of liquid crystal displays (LCDs). Increasing the sintering density of the ITO target is assumed to lead to an increased lifetime. So far, it has been cl...
R. Komatsu, Y. Ono, T. Kajitani, F. Rotermund, V. Petrov
Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest   231-232   Jan 2002
Material properties of a nonlinear borate crystal LiRbB4O7 were discussed. Single crystals of LRB4 as large as 15 mm in diameter and 20 mm in length were grown by the Czochralski technique. The index of refraction was measured between 400 and 700 ...
Arashi Kitakaze, Hironori Itoh, Ryuichi Komatsu
Journal of Mineralogical and Petrological Sciences   106 204-210   Aug 2011
Horomanite and samaniite are found in the interstices among grains of silicate minerals in lherzolite from the Horoman peridotite massif, Samani-cho, Hokkaido, Japan. The mean analytical data for the horomanite, as determined by electron-probe mic...
R. Komatsu, K. Adachi, K. Ikeda
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   40 5657-5659   Sep 2001
Ferroelectric orthorhombic potassium niobate (KNbO3) crystal is successfully grown from an aqueous solution dissolving K2NbO3F as a nutrient. Although the size of each crystal is about 10 μm or less, properties of the formed KNbO3 crystals have be...

Teaching Experience

 

Others

 
1999
Ryuichi Komatsu, Hiroaki Kawano, Zenta Oumaru, Keiji Shinoda, Valentin Petrov: Growth of transparent SrB4O7 single crystal and its new applications, Journal of Crystal Growth 275(2005) 843-847. &0a;4. Kei Kamiuto, Masayuki Fukuda, Ko Ikeda and Ryuichi Komatsu: Growth and characterization of a new piezoelectric borate crystal: LiRbB6O10, Jpn. J. A. P., Vol. 44 (2005) 7015-7018.
1999
Ryuichi Komatsu, Hiroaki Kawano, Zenta Oumaru, Keiji Shinoda, Valentin Petrov:" Growth of transparent SrB4O7 single crystal and its new applications", Journal of Crystal Growth 275(2005) 843-847.
2003
Ryuichi Komatsu, Koji Izumihara, Ko Ikeda and Etsuro Asakura: Insitu observation of alite crystal growth from high temperature solution,ICCG14 0755 2004, Grenoble. Ryuichi Komatsu, Norihiro Mizukoshi, Koji Makida, Katsuo Tsukamoto: Insitu observation of ettringite crystals, Journal of Crystal Growth 311, 1005,2009.