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 materials
  2. 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 (international conference proceedings) Joint Pretilt angle of liquid crystals generated by polyimide photoalignment layers treated with vapor of primary and tertiary alkylamines Proceedings of SPIE The international society for optics and photonics 9940, 994008-1-994008-9 2016/11/28
  2. 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
  3. 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
  4. 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
  5. 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

Research presentations

  1. Oral presentation(general) Molecular orientation of polyimide photoalignment layers treated with different classes of alkylamines Japanese Liquid Crystal Conference 2017 2017/09/13
  2. Poster presentation Chemical imidization of photo-aligned films of polyimide containing azobenzene in the backbone structure 12th International Conference on Nano-Molecular Electronics 2016/12/15
  3. Oral presentation(general) Photoalignment behavior of polyimide containing azobenzene in the backbone structure treated with different classes of alkylamines 2st International Conference on Photoalignment and Photopatterning in Soft Materials:Basic Understanding and Applications 2016/11/25
  4. Oral presentation(invited, special) Surface Alignment of Liquid Crystals Induced by Alignment Films THE 2016 IEICE SOCIETY CONFERENCE 2016/09/20
  5. Poster presentation Pretilt angle of liquid crystals generated by azobenzene-containing polyimide photo-alignment layers treated with alkyl-amine vapor: influence of in-plane anisotropy Japanese Liquid Crystal Conference 2016 2016/09/05

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 2012-070028 2012/03/26 2013-200511 2013/10/03 5995055 2016/09/02
  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. 27th International Liquid Crystal Conference Local Committee 2017/03-Present
  2. 液晶学会20周年記念シンポジウム 実行委員会 委員 2017/12-2018/04
  3. 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

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. The Japanese Liquid Crystal Society 物理・物性フォーラム運営委員 会計 2016/09-2017/09
  4. The Japanese Liquid Crystal Society 物理・物性フォーラム運営委員 主査 2014/09-2016/09
  5. Molecular Electronics and Bioelectronics 幹事 2007-2009/03