研究者検索結果一覧 岩田 耕一 岩田 耕一イワタ コウイチ (Koichi Iwata) ダウンロードする帳票の形式を下記より選択して下さい 「教育研究等環境」形式 「文科省帳票様式第4号 ①履歴書」形式 「文科省帳票様式第4号 ②教育研究業績書」形式 基本情報 所属学習院大学 理学部 化学科 教授学位理学博士(東京大学)J-GLOBAL ID200901030161773730researchmap会員ID1000255661外部リンクhttps://www-cc.gakushuin.ac.jp/~20040130/index.htm 研究キーワード 10 ionic liquids Raman spectroscopy lipid bilayer membranes 脂質二重膜 ラマン分光法 イオン液体 化学反応 時間分解分光法 chemical reaction time-resolved spectroscopy 研究分野 1 ナノテク・材料 / 基礎物理化学 / 経歴 1 学習院大学 理学部 化学科 教授 受賞 3 2018年5月 日本分光学会賞 岩田耕一 2000年 分子科学奨励森野基金 1997年 日本分光学会論文賞 論文 20 Femtosecond Time-resolved Near-infrared Spectroscopy of Oligothiophenes and Polythiophene: Energy Location and Effective Conjugation Length of Their Low-lying Excited States Shunnosuke Okino, Tomohisa Takaya, Koichi Iwata CHEMISTRY LETTERS 44(8) 1059-1061 2015年8月 査読有り Rapid microstructure characterization of polymer thin films with 2D-array multifocus Raman microspectroscopy Ashok Zachariah Samuel, Sohshi Yabumoto, Kenichi Kawamura, Koichi Iwata ANALYST 140(6) 1847-1851 2015年 査読有り Viscosity Heterogeneity inside Lipid Bilayers of Single-Component Phosphatidylcholine Liposomes Observed with Picosecond Time-Resolved Fluorescence Spectroscopy Yuki Nojima, Koichi Iwata JOURNAL OF PHYSICAL CHEMISTRY B 118(29) 8631-8641 2014年7月 査読有り Relaxation Mechanism of beta-Carotene from S-2 (1B(u)(+)) State to Si (2A(g)(-)) State: Femtosecond Time-Resolved Near-IR Absorption and Stimulated Resonance Raman Studies in 900-1550 nm Region Tomohisa Takaya, Koichi Iwata JOURNAL OF PHYSICAL CHEMISTRY A 118(23) 4071-4078 2014年6月 査読有り Ultrafast bimolecular radical reaction between S1 p-terphenyl and carbon tetrachloride: mode-specific acceleration of vibrational dephasing in reactant molecule Koichi Iwata JOURNAL OF RAMAN SPECTROSCOPY 39(11) 1512-1517 2008年11月 査読有り もっとみる MISC 25 Control of Electron Flow Direction in Photoexcited Cycloplatinated Complex Containing Conjugated Polymer-Single-Walled Carbon Nanotube Hybrids Wenjuan Xiong, Lili Du, Kin Cheung Lo, Haiting Shi, Tomohisa Takaya, Koichi Iwata, Wai Kin Chan, David Lee Phillips JOURNAL OF PHYSICAL CHEMISTRY LETTERS 9(14) 3819-3824 2018年7月 Excited-State Dynamics of Pyrene Incorporated into Poly(substituted methylene)s: Effects of Dense Packing of Pyrenes on Excimer Formation Tomohisa Takaya, Tatsuya Oda, Yuki Shibazaki, Yumiko Hayashi, Hiroaki Shimomoto, Eiji Ihara, Yukihide Ishibashi, Tsuyoshi Asahi, Koichi Iwata MACROMOLECULES 51(14) 5430-5439 2018年7月 The effect of regioisomerism on the photophysical properties of alkylated-naphthalene liquids B. Narayan, K. Nagura, T. Takaya, K. Iwata, A. Shinohara, H. Shinmori, H. Wang, Q. Li, X. Sun, H. Li, S. Ishihara, T. Nakanishi Physical Chemistry Chemical Physics 20(5) 2970-2975 2018年2月7日 Novel physical chemistry approaches in biophysical researches with advanced application of lasers: Detection and manipulation Koichi Iwata, Masahide Terazima, Hiroshi Masuhara Biochimica et Biophysica Acta - General Subjects 1862(2) 335-357 2018年2月1日 Vibrational relaxation dynamics of β-carotene and its derivatives with substituents on terminal rings in electronically excited states as studied by femtosecond time-resolved stimulated Raman spectroscopy in the near-IR region Tomohisa Takaya, Masato Anan, Koichi Iwata Physical Chemistry Chemical Physics 20(5) 3320-3327 2018年2月 もっとみる 講演・口頭発表等 22 ““Loose Electrons” Examined with Femtosecond Time-Resolved Near-Infrared Spsectroscopy - Solvated Electron and TiO2 Single Crystals” 12th Trombay Symposium on Radiation and Photochemistry (TSRP-2014), IT-15, Bhabha Atomic Research Centre, Mumbai, India 2014年 “Basic processes of chemical reactions studied with picosecond time-resolved Raman spectroscopy and femtosecond time-resolved near-IR spectroscopy” The First Taiwan International Symposium on Raman Spectroscopy, IL-2, National Chiao Tung University, Hsinchu, Taiwan 2013年 “How to measure a Raman spectrum...?” Taiwan Association of Raman Spectroscopy Summer Camp, Hsinchu, Taiwan 2013年 “Basic Processes in Chemical Reactions Examined with Time-resolved Vibrational Spectroscopy” Seventh International Conference on Advanced Vibrational Spectroscopy (ICAVS7), PL-4(Plenary Lecture), Kobe Convention Center, Kobe, Japan 2013年 “Photocarrier Dynamics in TiO2 Single Crystals Studied with Femtosecond Time-resolved Near-infrared Spectroscopy” 2013 Korea - Japan Symposium on Frontier Photoscience (KJFP-2013), Invited Lecture 50, Hoam Faculty House, Seoul National University, Seoul , Korea 2013年 “Electron Relaxation in Ionic Liquid and LaInO3:Pr3+ Observed with Picosecond to Femtosecond Time-resolved Spectroscopies” 11th Trombay Symposium on Radiation and Photochemistry (TSRP2012), Bhabha Atomic Research Centre, Mumbai, India 2012年 “Electron Solvation Process in Room-temperature Ionic Liquid Observed with Femtosecond Time-resolved Near-infrared Spectroscopy” 2nd International Workshop on Radiation Effects in Nuclear Technology, The University of Tokyo, Tokyo, Japan 2012年 “Characterizing heterogeneous mesostructures with vibrational relaxation kinetics” 23rd International Conference on Raman Spectroscopy (ICORS2012), Indian Institute of Science, Bangalore, India 2012年 “Lipid bilayer membranes and ionic liquids observed with fast time-resolved spectroscopy” Department Seminar, Department of General and Physical Chemistry, Pech University, Hungary 2012年 “Interior of Lipid Bilayer Membrane Characterized with Time-resolved Spectroscopic Techniques” SPEC 2012 “Shedding New Light on Disease”, Chiang Mai, Thailand 2012年 “Lipid Bilayer Membrane In Egg-PC Liposome Evaluated as Chemical Reaction Field” 14th Asian Chemical Congress (14ACC),Bangkok, Thailand, INV- S9-02 2011年 “Solvation environments in liposome lipid bilayers probed with advanced fluorescence and Raman spectroscopies” Molecular Spectroscopy with Biological Context - Recent Advances, 38th FACSS (Federation of Analytical Chemistry and Spectroscopy Societies), Reno, Nevada, USA 2011年 “Characterizing photogenerated carrier in semiconductor materials with femtosecond time-resolved near-IR spectroscopy and picosecond time-resolved emission spectroscopy” 8th Korrea-Japan Fonteer Symposium on Photosciences (KJFP-2011), KokMing University, Seoul, Korea 2011年 “Characterizing lipid bilayer membrane as chemical reaction field with time-resolved Raman and fluorescence spectroscopy” (Keynote Lecture) 9th Australasian Conference on Vibrational Spectroscopy (ACOVS9), Victoria University, Wellington, New Zealand 2011年 “Fast processes in mesoscopic structures examined with time-resolved spectroscopies” Ohokayama workshop on fundamental photochemical processes in condensed media, Tokyo Institute of Technology, Tokyo, Japan 2010年 “Tracing elementary processes in chemical reaction with time-resolved spectroscopy - TiO2 and micelle” Department Seminar, Department of Chemistry, University of Hong Kong, , Hong Kong, China 2010年 “How Electron Relaxes in Micellar Solution, Ionic Liquid, and TiO2 Photocatalyst: Femtosecond Time-resolved Near-infrared Study” Advanced Spectroscopy and Imaging in Molecular Science, National Chiao Tung University, Hsinchu, Taiwan 2010年 “Attempts with Raman Spectroscopy for Examining Macromolecules and Lipid Bilayer Membranes” XXIIth International Conference on Raman Spectroscopy (ICORS2010), Boston, MA, USA, MOF 2010年 “New Attempts with Raman Spectroscopy for Examining Macromolecules and Lipid Bilayer Membranes” The International Chemical Congress of Pacific Basin Societies (Pacifichem2010), Honolulu, Hawaii, USA, 781 2010年 “Microscopic Solvation Environments and Macroscopic Properties: Loss of Correlation in Ionic Liquid” Science of Inoic Liquids, Satellite Conference for COIL-3, Cairns, Australia 2009年 “Loss of correlation between microscopic solvation environments and macroscopic properties: Partially ordered structure in ionic liquids” 5th International Conference on Advanced Vibrational Spectroscopy (ICAVS-5), I23, Sebel Hotel, Melbourne, Australia 2009年 “Loose electrons in micellar solution and TiO2 photocatalysts examined with femtosecond time-resolved near-IR spectroscopy” The Second Asian Spectroscopy Conference (ASC09), Hoam Convention Center, Seoul National University, Seoul, Korea 2009年 1 所属学協会 6 イオン液体研究会 分子科学会 光化学協会 米国化学会 日本分光学会 もっとみる Works(作品等) 6 Excited state stracture and relaxation pathway in EDA molecules by time-resolved infrared/Raman spectroscopic measurements 2000年 Precise measurement of femtosecond fluorescence behavior of biphenyl 1998年 - 1999年 Observation of primary process of photochemical reaction between biphenyl and carbon tetra chloride with time-resolved fluorescence spectroscopy 1997年 - 1998年 フェムト秒時間分解近赤外分光法を用いた酸化チタン光触媒におけるキャリアの生成・移動・消滅の動力学解明 フェムト秒時間分解近赤外分光法によるビアンスリル類の分子内電子移動反応の観測と機構解明 もっとみる 共同研究・競争的資金等の研究課題 5 フェムト秒時間分解近赤外分光法によるキャリアの生成と時間変化の測定 溶液内での化学反応 時間分解分光学 chemical reactions in solution time-resolved spectroscopy
岩田 耕一イワタ コウイチ (Koichi Iwata) ダウンロードする帳票の形式を下記より選択して下さい 「教育研究等環境」形式 「文科省帳票様式第4号 ①履歴書」形式 「文科省帳票様式第4号 ②教育研究業績書」形式 基本情報 所属学習院大学 理学部 化学科 教授学位理学博士(東京大学)J-GLOBAL ID200901030161773730researchmap会員ID1000255661外部リンクhttps://www-cc.gakushuin.ac.jp/~20040130/index.htm 研究キーワード 10 ionic liquids Raman spectroscopy lipid bilayer membranes 脂質二重膜 ラマン分光法 イオン液体 化学反応 時間分解分光法 chemical reaction time-resolved spectroscopy 研究分野 1 ナノテク・材料 / 基礎物理化学 / 経歴 1 学習院大学 理学部 化学科 教授 受賞 3 2018年5月 日本分光学会賞 岩田耕一 2000年 分子科学奨励森野基金 1997年 日本分光学会論文賞 論文 20 Femtosecond Time-resolved Near-infrared Spectroscopy of Oligothiophenes and Polythiophene: Energy Location and Effective Conjugation Length of Their Low-lying Excited States Shunnosuke Okino, Tomohisa Takaya, Koichi Iwata CHEMISTRY LETTERS 44(8) 1059-1061 2015年8月 査読有り Rapid microstructure characterization of polymer thin films with 2D-array multifocus Raman microspectroscopy Ashok Zachariah Samuel, Sohshi Yabumoto, Kenichi Kawamura, Koichi Iwata ANALYST 140(6) 1847-1851 2015年 査読有り Viscosity Heterogeneity inside Lipid Bilayers of Single-Component Phosphatidylcholine Liposomes Observed with Picosecond Time-Resolved Fluorescence Spectroscopy Yuki Nojima, Koichi Iwata JOURNAL OF PHYSICAL CHEMISTRY B 118(29) 8631-8641 2014年7月 査読有り Relaxation Mechanism of beta-Carotene from S-2 (1B(u)(+)) State to Si (2A(g)(-)) State: Femtosecond Time-Resolved Near-IR Absorption and Stimulated Resonance Raman Studies in 900-1550 nm Region Tomohisa Takaya, Koichi Iwata JOURNAL OF PHYSICAL CHEMISTRY A 118(23) 4071-4078 2014年6月 査読有り Ultrafast bimolecular radical reaction between S1 p-terphenyl and carbon tetrachloride: mode-specific acceleration of vibrational dephasing in reactant molecule Koichi Iwata JOURNAL OF RAMAN SPECTROSCOPY 39(11) 1512-1517 2008年11月 査読有り もっとみる MISC 25 Control of Electron Flow Direction in Photoexcited Cycloplatinated Complex Containing Conjugated Polymer-Single-Walled Carbon Nanotube Hybrids Wenjuan Xiong, Lili Du, Kin Cheung Lo, Haiting Shi, Tomohisa Takaya, Koichi Iwata, Wai Kin Chan, David Lee Phillips JOURNAL OF PHYSICAL CHEMISTRY LETTERS 9(14) 3819-3824 2018年7月 Excited-State Dynamics of Pyrene Incorporated into Poly(substituted methylene)s: Effects of Dense Packing of Pyrenes on Excimer Formation Tomohisa Takaya, Tatsuya Oda, Yuki Shibazaki, Yumiko Hayashi, Hiroaki Shimomoto, Eiji Ihara, Yukihide Ishibashi, Tsuyoshi Asahi, Koichi Iwata MACROMOLECULES 51(14) 5430-5439 2018年7月 The effect of regioisomerism on the photophysical properties of alkylated-naphthalene liquids B. Narayan, K. Nagura, T. Takaya, K. Iwata, A. Shinohara, H. Shinmori, H. Wang, Q. Li, X. Sun, H. Li, S. Ishihara, T. Nakanishi Physical Chemistry Chemical Physics 20(5) 2970-2975 2018年2月7日 Novel physical chemistry approaches in biophysical researches with advanced application of lasers: Detection and manipulation Koichi Iwata, Masahide Terazima, Hiroshi Masuhara Biochimica et Biophysica Acta - General Subjects 1862(2) 335-357 2018年2月1日 Vibrational relaxation dynamics of β-carotene and its derivatives with substituents on terminal rings in electronically excited states as studied by femtosecond time-resolved stimulated Raman spectroscopy in the near-IR region Tomohisa Takaya, Masato Anan, Koichi Iwata Physical Chemistry Chemical Physics 20(5) 3320-3327 2018年2月 もっとみる 講演・口頭発表等 22 ““Loose Electrons” Examined with Femtosecond Time-Resolved Near-Infrared Spsectroscopy - Solvated Electron and TiO2 Single Crystals” 12th Trombay Symposium on Radiation and Photochemistry (TSRP-2014), IT-15, Bhabha Atomic Research Centre, Mumbai, India 2014年 “Basic processes of chemical reactions studied with picosecond time-resolved Raman spectroscopy and femtosecond time-resolved near-IR spectroscopy” The First Taiwan International Symposium on Raman Spectroscopy, IL-2, National Chiao Tung University, Hsinchu, Taiwan 2013年 “How to measure a Raman spectrum...?” Taiwan Association of Raman Spectroscopy Summer Camp, Hsinchu, Taiwan 2013年 “Basic Processes in Chemical Reactions Examined with Time-resolved Vibrational Spectroscopy” Seventh International Conference on Advanced Vibrational Spectroscopy (ICAVS7), PL-4(Plenary Lecture), Kobe Convention Center, Kobe, Japan 2013年 “Photocarrier Dynamics in TiO2 Single Crystals Studied with Femtosecond Time-resolved Near-infrared Spectroscopy” 2013 Korea - Japan Symposium on Frontier Photoscience (KJFP-2013), Invited Lecture 50, Hoam Faculty House, Seoul National University, Seoul , Korea 2013年 “Electron Relaxation in Ionic Liquid and LaInO3:Pr3+ Observed with Picosecond to Femtosecond Time-resolved Spectroscopies” 11th Trombay Symposium on Radiation and Photochemistry (TSRP2012), Bhabha Atomic Research Centre, Mumbai, India 2012年 “Electron Solvation Process in Room-temperature Ionic Liquid Observed with Femtosecond Time-resolved Near-infrared Spectroscopy” 2nd International Workshop on Radiation Effects in Nuclear Technology, The University of Tokyo, Tokyo, Japan 2012年 “Characterizing heterogeneous mesostructures with vibrational relaxation kinetics” 23rd International Conference on Raman Spectroscopy (ICORS2012), Indian Institute of Science, Bangalore, India 2012年 “Lipid bilayer membranes and ionic liquids observed with fast time-resolved spectroscopy” Department Seminar, Department of General and Physical Chemistry, Pech University, Hungary 2012年 “Interior of Lipid Bilayer Membrane Characterized with Time-resolved Spectroscopic Techniques” SPEC 2012 “Shedding New Light on Disease”, Chiang Mai, Thailand 2012年 “Lipid Bilayer Membrane In Egg-PC Liposome Evaluated as Chemical Reaction Field” 14th Asian Chemical Congress (14ACC),Bangkok, Thailand, INV- S9-02 2011年 “Solvation environments in liposome lipid bilayers probed with advanced fluorescence and Raman spectroscopies” Molecular Spectroscopy with Biological Context - Recent Advances, 38th FACSS (Federation of Analytical Chemistry and Spectroscopy Societies), Reno, Nevada, USA 2011年 “Characterizing photogenerated carrier in semiconductor materials with femtosecond time-resolved near-IR spectroscopy and picosecond time-resolved emission spectroscopy” 8th Korrea-Japan Fonteer Symposium on Photosciences (KJFP-2011), KokMing University, Seoul, Korea 2011年 “Characterizing lipid bilayer membrane as chemical reaction field with time-resolved Raman and fluorescence spectroscopy” (Keynote Lecture) 9th Australasian Conference on Vibrational Spectroscopy (ACOVS9), Victoria University, Wellington, New Zealand 2011年 “Fast processes in mesoscopic structures examined with time-resolved spectroscopies” Ohokayama workshop on fundamental photochemical processes in condensed media, Tokyo Institute of Technology, Tokyo, Japan 2010年 “Tracing elementary processes in chemical reaction with time-resolved spectroscopy - TiO2 and micelle” Department Seminar, Department of Chemistry, University of Hong Kong, , Hong Kong, China 2010年 “How Electron Relaxes in Micellar Solution, Ionic Liquid, and TiO2 Photocatalyst: Femtosecond Time-resolved Near-infrared Study” Advanced Spectroscopy and Imaging in Molecular Science, National Chiao Tung University, Hsinchu, Taiwan 2010年 “Attempts with Raman Spectroscopy for Examining Macromolecules and Lipid Bilayer Membranes” XXIIth International Conference on Raman Spectroscopy (ICORS2010), Boston, MA, USA, MOF 2010年 “New Attempts with Raman Spectroscopy for Examining Macromolecules and Lipid Bilayer Membranes” The International Chemical Congress of Pacific Basin Societies (Pacifichem2010), Honolulu, Hawaii, USA, 781 2010年 “Microscopic Solvation Environments and Macroscopic Properties: Loss of Correlation in Ionic Liquid” Science of Inoic Liquids, Satellite Conference for COIL-3, Cairns, Australia 2009年 “Loss of correlation between microscopic solvation environments and macroscopic properties: Partially ordered structure in ionic liquids” 5th International Conference on Advanced Vibrational Spectroscopy (ICAVS-5), I23, Sebel Hotel, Melbourne, Australia 2009年 “Loose electrons in micellar solution and TiO2 photocatalysts examined with femtosecond time-resolved near-IR spectroscopy” The Second Asian Spectroscopy Conference (ASC09), Hoam Convention Center, Seoul National University, Seoul, Korea 2009年 1 所属学協会 6 イオン液体研究会 分子科学会 光化学協会 米国化学会 日本分光学会 もっとみる Works(作品等) 6 Excited state stracture and relaxation pathway in EDA molecules by time-resolved infrared/Raman spectroscopic measurements 2000年 Precise measurement of femtosecond fluorescence behavior of biphenyl 1998年 - 1999年 Observation of primary process of photochemical reaction between biphenyl and carbon tetra chloride with time-resolved fluorescence spectroscopy 1997年 - 1998年 フェムト秒時間分解近赤外分光法を用いた酸化チタン光触媒におけるキャリアの生成・移動・消滅の動力学解明 フェムト秒時間分解近赤外分光法によるビアンスリル類の分子内電子移動反応の観測と機構解明 もっとみる 共同研究・競争的資金等の研究課題 5 フェムト秒時間分解近赤外分光法によるキャリアの生成と時間変化の測定 溶液内での化学反応 時間分解分光学 chemical reactions in solution time-resolved spectroscopy