研究員紹介

写真 谷口 写真 谷口

 

最終学歴

 大阪大学大学院基礎工学研究科化学専攻合成化学分野 博士後期課程修了 (平成10年3月)

学位

 博士 (理学)

専門分野

 光化学、レーザー分光技術

現在の研究テーマ

 光活性蛋白質の超高速反応ダイナミクス、光合成関連系分子の反応メカニズム、顕微時間分解蛍光測定技術の開発

所属学会

 日本化学会、生物物理学会

主な論文

  1. "フェムト秒時間分解蛍光顕微鏡による光活性蛋白質微結晶の蛍光ダイナミクス"
    谷口誠治 コスロービアン ハイク
    レーザー研究、Vol. 32/12, 931-937 (2011).
  2. "Photoinduced ET in WT/Mutated FD from D. Vulgaris Strain Miyazaki: Energy Gap Law"
    Kiattisak Lugsanangarm, Somsak Pianwanit, Fumio Tanaka, Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga
    J. Photochem. Photobiol. A: Chemistry, Vol. 218, 32-41 (2011).
  3. "Effects of the disappearance of one charge on ultrafast fluorescence dynamics of the FMN binding protein"
    Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga, Takeshi Nakanishi, Yoshihiro Haruyama, Shuta Sato, Masaya Kitamura, Fumio Tanaka
    J. Phys. Chem. B, Vol. 114, 6175-6182 (2010).
  4. "Ultrafast Solvation Dynamics of Flavin Mononucleotide in the Reductase Component of p-Hydroxy-phenylacetate Hydroxylase"
    Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga, Thanawat Phongsak, Jeerus Sucharitakul, Pimchai Chaiyen, Fumio Tanaka
    J. Phys .Chem. B, Vol. 113, 8439-8442 (2009).
  5. "Structural effects on the ultrafast photoisomerization of Photoactive Yellow Protein. Transient absorption spectroscopy of two point mutants"
    Pascale Changenet-Barret, Pascal Plaza, Monique M. Martin, Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga, Yasushi Imamoto, Mikio Kataoka
    J. Phys. Chem. C, Vol. 113, 11605-11613 (2009).
  6. "Ultrafast Photodissociation Dynamics of a Hexaarylbiimidazole Derivative with Pyrenyl Groups: Dispersive Reaction from Femtosecond to Ten Nanosecond Time Regions"
    Hiroshi Miyasaka, Yusuke Satoh, Yukihide Ishibashi, Shoji Ito, Yutaka Nagasawa, Seiji Taniguchi, Haik Chosrowjan, Noboru Mataga, Daisuke Kato, Azusa Kikuchi, Jiro Abe
    J. Am. Chem. Soc., Vol. 131, 7256-7263 (2009).
  7. "Simultaneous analysis of ultrafast fluorescence decays of FMN binding protein and its mutated proteins by MD and ET theory"
    Nadtanet Nunthaboot, Fumio Tanaka, Sirirat Kokpol, Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga
    J. Phys. Chem. B, Vol. 112, 13121-13127 (2008).
  8. "Ultrafast fluorescence dynamics of FMN-binding protein from Desulfovibrio vulgaris (Miyazaki F) and its site-directed mutated proteins"
    Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga, Fumio Tanaka, D.aisuke Todoroki, Masaya Kitamura
    Chem. Phys. Lett., Vol. 462, 121-124 (2008).
  9. "Comparison between Ultrafast Fluorescence Dynamics of FMN Binding Protein from Desulfovibrio vulgaris, Strain Miyazaki, in Solution vs Crystal Phases"
    Haik Chosrowjan, Seiji Taniguchi, Noboru Mataga, Fumio Tanaka, Daisuke Todoroki, Masaya Kitamura
    J. Phys. Chem. B, Vol. 111, 8695 -8697 (2007).
  10. "Energy and Electron Transfer in the Photosynthetic Reaction Center Complex of Acidiphilium Rubrum Containing Zn-Bacteriochlorophyll a Studied by Femtosecond Up-Conversion Spectroscopy"
    Tetsuo Tomii, Yutaka Shibata, Yuki Ikeda, Seiji Taniguchi, Haik Chosrowjan, Noboru Mataga, Keizo Shimada, Shigeru Itoh
    Biochim. Biophys. Acta.- Bioenergetics, 1767, 22-30 (2007).
  11. "Fluorescence Anisotropy of Photoactive Yellow Protein (PYP) and Related Systems: Is the Low-Lying Excited State of the PYP Quasi-Degenerate?"
    Seiji Taniguchi, Haik Chosrowjan, Noboru Mataga
    Article in the book: Fundamental Ultrafast Processes in Chemistry, Physics and Biology, 424-427 (2006) .
  12. "Ultrafast Charge Transfer in the Excited Electronic States and Investigations into Fundamental Problems of Exciplex Chemistry: Our Early Studies and Recent Developments"
    Noboru Mataga, Seiji Taniguchi, Haik Chosrowjan
    J. Photochem. Photobiol. C, Vol.6, 37-79 (2005).
  13. "Observations of the Whole Bell-Shaped Energy Gap Law (EGL) in The Intra-molecular Charge Separation (CS) from S2 State of Directly Linked Zn-Porphyrin-Imide Dyads (ZP-I): Examinations of Wider Range of Energy Gap for the CS Rates in Normal Regions"
    Noboru Mataga, Seiji Taniguchi, Haik Chosrowjan, Atsuhiro Osuka, and Kei Kurotobi, Chem. Phys. Lett.,Vol.403,163 (2005)
  14. "Ultrafast Charge Separation and Radiationless Relaxation Processes From S2 Excited Electronic States of Directly Linked Zinc-Porphyrin-Acceptor Dyads"
    Seiji Taniguchi, Haik Chosrowjan, and Noboru Mataga, Article for the book: "Femtochemistry and Femtobiology: Ultrafast Events in Molecular Science", published by Elsevier, 315-318 (2004)
  15. "Ultrafast Charge Separation and Radiationless Relaxation Processes from Higher Excited Electronic States of Directly Linked Porphyrin-Acceptor Dyads"
    Noboru Mataga, Seiji Taniguchi, Haik Chosrowjan, Atsuhiro Osuka, Kei Kurotobi, Photochem. and Photobiol. Sci., Vol.2, 493-499 (2003)
  16. "Energy Gap Dependence of Photoinduced Charge Separation and Subsequent Charge recombination in 1,4-Phenylene-bridged Zinc-Free base Hybrid Porphyrines"
    Astuhiro Osuka, Go Noya, Seiji Taniguchi, Tadashi Okada, Yoshinobu Nishimura, Iwao Yamazaki, and Noboru Mataga, Chem.Eur.J., Vol.6, 33-45(2000)
  17. "Evidence for pi-pi interactions in the S1 State of Zinc Porphyrin Dimers Revealed by Picosecond Time-resolved Resonance Raman Spectroscopy"
    Satoru Nakashima, Seiji Taniguchi, Tadashi Okada, Atsuhiro Osuka, Yasuhisa Mizutani and Teizo Kitagawa, J.Chem.Phys., Vol.103, 9184-9189(1999)
研究チーム・研究員に戻る