OSAKA SANGYO UNIVERSITY's
Faculty of Design Technology
Department of Information Systems Engineering

Associate Professor

Usami Kiyoaki

  • Tel.072-875-3001
  • Fax.072-870-1401

Career

  1. 独立行政法人 理化学研究所 フロンティア研究システム 研究員 2001/04/01-2005/09/30
  2. 独立行政法人 物質・材料研究機構 特別研究員 2005/10/01-2006/03/31
  3. 大阪産業大学 工学部 情報システム工学科 講師 2006/04/01-2009/03/31
  4. 大阪産業大学 工学部 情報システム工学科 准教授 2009/04/01-2012/03/31
  5. 大阪産業大学 デザイン工学部 情報システム学科 准教授 2012/04/01-Present

Academic background

  1. Numazu College of Technology 電子制御工学科 1995/03 Graduated
  2. Tohoku University Faculty of Engineering 電子工学科 1997/03 Graduated
  3. Tohoku University Graduate School, Division of Engineering Department of Electronic Engineering Doctor prophase 1998/09 Completed
  4. Tohoku University Graduate School, Division of Engineering Department of Electronic Engineering Doctor later 2001/03 Completed

Academic degrees

  1. 博士(工学) Tohoku University 2001/03

Research Areas

  1. Applied Physical Properties/Crystal Engineering

Subject of research

  1. photo-induced alignment of liquid crystal molecules liquid crystal, alignment film, photo-induced alignment, polyimide 偏光紫外光による異方的な光化学反応を利用した液晶分子の表面配向制御法に関する研究

Bibliography

  1. 柔構造有機エレクトロニクス オーム社 2007/03

Papers

  1. Research paper (scientific journal) Joint Photo-alignment Property of Azobenzene-containing Polyimide Films Swollen by Alkyl-amine Molecular Crystals and Liquid Crystals 611/ 1, 153-159 2015/07 10.1080/15421406.2015.1030213
  2. Research paper (scientific journal) Joint Photoalignment efficiency enhancement of polyimide alignment layers by alkyl-amine vapor treatment Applied Physics Express 7/ 8, 081701 2014/07
  3. Research paper (scientific journal) Joint Unusual electric-field-induced transformations in the dark conglomerate phase of a bent-core liquid crystal Liquid Crystals 41/ 6, 800-811 2014/02
  4. Research paper (scientific journal) Joint Photo-aligned blend films of azobenzene-containing polyimides with and without side-chains for inducing inclined alignment of liquid crystal molecules Journal of Applied Physics 110/ 4, 043522 2011/08 10.1063/1.3624767
  5. Research paper (scientific journal) Joint Computer Simulation of the Deuterium NMR Spectra Reflecting the Director Distribution for Multi-Domains in a Thin Nematic Cell Molecular Crystals and Liquid Crystals 516, 53-63 2010/02

Research presentations

  1. Oral presentation(general) Effect of alkyl-amine vapor treatment on pretilt angle generation by photo-alignment film of azobenzene-containing-polyimide Japanese Liquid Crystal Conference 2015 2015/09/08
  2. Poster presentation Electric field dependence of the size of domains induced in optically isotropic phase of bent-core liquid crystals 15th International Conference on Ferroelectric Liquid Crystals 2015/06/30
  3. Poster presentation Relationship between electric field and the size of domains induced in optically isotropic phase of bent-core liquid crystals 11th International Conference on Nano-Molecular Electronics 2014/12
  4. Oral presentation(general) Significant Improvement in Pretilt Angle Controllability by Polyimide Photo-alignment Layers by Alkyl-amine Vapor Treatment 1st International Conference on Photoalignment and Photopatterning in Soft Materials:Basic Understanding and Applications 2014/11/30
  5. Oral presentation(general) Relationship between Pretilt Angle and Molecular Orientation of Azo-PI Photo-alignment Layers Treated with Alkyl-amine Vapor 1st International Conference on Photoalignment and Photopatterning in Soft Materials:Basic Understanding and Applications 2014/11/30

Intellectual property rights

  1. Patent 高配向、高プレチルト角を与える光配向膜、およびこれを用いた液晶表示素子 2013-200511 2013/10/03
  2. Patent 液晶配向剤、液晶配向膜及びその製造方法、並びに液晶表示素子 5156894 2012/12/21
  3. Patent 液晶配向膜、液晶配向剤、及び液晶表示素子 4775796 2011/07/08
  4. Patent 液晶配向膜、液晶配向剤、及び液晶表示素子 4620438 2010/11/05

Prizes

  1. 日本液晶学会賞 奨励賞(a分野) 受賞理由「ポリイミド膜を用いた液晶の光配向制御に関する研究」 2008/09/18

Social Contribution

  1. 日本液晶学会 物理・物性フォーラム会計 2016/09-2017/09
  2. 12th International Conference on Nano-Molecular Electronics 組織委員会 組織委員 2015/01-2016/12 11th International Conference on Nano-Molecular Electronics(ICNME2010)の企画・運営
  3. 日本液晶学会 物理・物性フォーラム主査 2014/09-2016/09
  4. 11th International Conference on Nano-Molecular Electronics 組織委員会 実行委員 2013/01-2014/12 11th International Conference on Nano-Molecular Electronics(ICNME2010)の企画・運営

Memberships of academic societies

  1. The Japanese Liquid Crystal Society 1997-Present
  2. The Japanese Society of Applied physics 1998-Present
  3. Molecular Electronics and Bioelectronics 2006-Present
  4. Human Interface Society 2005-Present

Committee Career

  1. The Japanese Liquid Crystal Society 理事 2016/09-2018/09
  2. The Japanese Liquid Crystal Society 物理・物性フォーラム運営委員 2009-Present
  3. Molecular Electronics and Bioelectronics 幹事 2007-2009/03
  4. The Japanese Liquid Crystal Society 情報委員 2008-2009/12
  5. The Japanese Liquid Crystal Society 編集委員会 編集委員 2003-2006/06