Extensive hydration structure of amino acids probed by infrared spectroscopy of large-sized clusters

2009 Fiscal Year Self-evaluation Report

• Project Area: Molecular Science for Supra Functional Systems ? Development of Advanced Methods for Exploring Elementary Process
• Project/Area Number: 19056001
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: Tohoku University
• Principal Investigator: FUJII Asuka Tohoku University, 大学院・理学研究科, 准教授 (50218963)
• Project Period (FY): 2007 – 2011
• Keywords: 水素結合 / クラスター / 水 / 赤外分光 / アミノ酸

Research Abstract

大きなサイズの中性またはプロトン付加水クラスターにアミノ酸1分子を埋め込む。その赤外分光により、多数の水分子によって形成されるアミノ酸の水和構造について解明を進める。

Research Products

• [Journal Article] Infrared spectroscopy of phenol-(H2O)n>10: Structural strains in hydrogen bond networks if neutral water clusters. (2009)
  • Author(s): Kenta Mizuse, Toru Hamashima, Asuka Fujii
  • Journal Title: J. Phys. Chem. A 113 Pages: 12134-12141
  • Peer Reviewed
• [Journal Article] Proton switch correlated with the morphological development of the hydrogen-bond network in H+(MeOH)m(H2O)1 (m=1-9): A theoretical and infrared spectroscopic study. (2009)
  • Author(s): Dan Ding, Jer-Lai Kuo, Ken-ichiro Suhara, Asuka Fujii, Naohiko Mikami
  • Journal Title: J. Phys. Chem. A 113 Pages: 2323-2332
  • Peer Reviewed
• [Journal Article] Comprehensive analysis of the hydrogen bond network morphology and OH stretching vibrations in protonated methanol-water mixed clusters, H+(MeOH)1(H2O)n (n=1-8). (2008)
  • Author(s): Jer-Lai Kuo, Zhi-zhong Xie, Dan Bing, Asuka Fujii, Toru Hamashima, Ken-ichiro Suhara, Naohiko Mikami
  • Journal Title: J. Phys. Chem. A 112 Pages: 10125-10133
  • Peer Reviewed
• [Journal Article] Theoretical analyses of the morphological development of the hydrogen bond network in protonated methanol clusters. (2007)
  • Author(s): Jer-Lai Kuo, Asuka Fujii, Naohiko Mikami
  • Journal Title: J. Phys. Chem. A 111 Pages: 9438-9445
  • Peer Reviewed
• [Journal Article] Long range influence of an excess proton on the architechture of the hydrogen bond network in large-sized water clusters. (2007)
  • Author(s): Kenta Misuse, Asuka Fujii, Naohiko Mikami
  • Journal Title: J. Chem. Phys. 126 Pages: 231101-1-4
  • Peer Reviewed
• [Journal Article] Compatibility between methanol and water in the three-dimensional cage formation of large-sized protonated methanol-water mixed clusters. (2007)
  • Author(s): Ken-ichiro Suhara, Asuka Fujii, Kenta Mizuse, Naohiko Mikami, Jer-Lai Kuo
  • Journal Title: J. Chem. Phys. 126 Pages: 194306-1-8
  • Peer Reviewed
• [Presentation] Infrared spectroscopy of size-selected large water clusters (2010)
  • Author(s): Asuka Fujii
  • Organizer: Discussion meeting on spectroscopy and dynamics of molecules and clusters
  • Place of Presentation: Goa, India
  • Year and Date: 20100218-21
• [Presentation] 大サイズPhenol-(H2O)n (n<～50)の赤外分光～大サイズ水クラスターの水素結合ネットワーク構造～ (2009)
  • Author(s): 濱島徹, 水瀬賢太, 藤井朱鳥
  • Organizer: 第3回分子科学討論会
  • Place of Presentation: 名古屋大学東山キャンパス
  • Year and Date: 20090921-20090924
• [Presentation] Hydrogen bond structure of large-sized protonated water clusters (2008)
  • Author(s): Asuka Fujii
  • Organizer: Gordon Research Conference "Molecular and Ionic Clusters
  • Place of Presentation: Centre Paul Langevin, Aussois, France
  • Year and Date: 20080907-20080912
• [Presentation] 藤井朱鳥プロトン付加水クラスターH+(H2O)nにおける大規模水素結合ネットワーク構造 (2008)
  • Author(s): 水瀬賢太、三上直彦
  • Organizer: 第2回分子科学討論会
  • Place of Presentation: 福岡国際会議場
  • Year and Date: 2008-09-24
• [Presentation] 巨大サイズプロトン付加水クラスター、H+(H2O)15-100、の赤外分光～水の大規模水素結合ネットワークに対する余剰プロトンの影響～ (2007)
  • Author(s): 水瀬賢太、藤井朱鳥、三上直彦
  • Organizer: 第1回分子科学討論会
  • Place of Presentation: 仙台、東北大学
  • Year and Date: 20070917-20070920
• [Presentation] Infrared Spectroscopy of Large-Sized Protonated Clusters: Morphological Development of Hydrogen Bond Network (2007)
  • Author(s): Asuka Fujii
  • Organizer: Okazaki Conference "Molecular Science and Chemical Biology of Biomolecular Function"
  • Place of Presentation: Okazaki, Institute for Molecular Sciences
  • Year and Date: 2007-09-11
• [Remarks]
  • URL: http://www.mikamilab.chem.tohoku.ac.jp/