Photo-melting and photo-crystallization of metal complexes toward photo-controlled molecular accumulation

• Project/Area Number: 22550049
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Inorganic chemistry
• Research Institution: Hokkaido University
• Principal Investigator: CHANG Ho-chol 北海道大学, 大学院・理学研究院, 准教授 (60335198)
• Project Period (FY): 2010 – 2011
• Project Status: Completed (Fiscal Year 2011)
• Budget Amount: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000); Fiscal Year 2011: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000); Fiscal Year 2010: ¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
• Keywords: 金属錯体 / 光融解 / 原子互変異性 / パルス光 / 結晶化 / 電子移動 / 準安定 / 励起状態 / 原子価互変異性 / コバルト錯体 / 光誘起電子移動 / 融解 / 双安定性

Research Abstract

In this study, we found that a cobalt complex showing valence tautomerization demonstrated light-induced melting phenomenon triggered by ns-pulsed light. The experiments at 3 K revealed that the light-induced melting is triggered by an intramolecular electron transfer processes

Research Products

• [Journal Article] Coordination site-Dependent Cation Binding and Multi-responsible Redox Properties of Janus-Head Metalloligand, [Mo^V(1,2-mercaptophenolato)_3]^- (2012)
  • Author(s): T.Matsumoto, M.Wakizaka, H.Yano, A.Kobayashi, H.-C.Chang, M.Kato
  • Journal Title: Dalton Trans. Volume: 41 Issue: 27 Pages: 8303-8315
  • DOI: 10.1039/c2dt30178d
  • Peer Reviewed
• [Journal Article] Systematic Structural Control of Multichromic Platinum(II)-Diimine Complexes Ranging from Ionic Solid to Coordination Polymer (2012)
  • Author(s): Atsushi Kobayashi, Hirofumi Hara, Tsubasa Yonemura, Ho-Chol Chang, Masako Kato
  • Journal Title: Dalton Trans Volume: 41 Pages: 1878-1888
  • Peer Reviewed
• [Journal Article] Systematic Structural Control of Multichromic Platinum(II)-Diimine Complexes Ranging from Ionic Solid to Coordination Polymer (2012)
  • Author(s): A.Kobayashi, H.Hara, T.Yonemura, H.-C.Chang, M.Kato
  • Journal Title: Dalton Trans. Volume: 41 Issue: 6 Pages: 1878-1888
  • DOI: 10.1039/c1dt11155h
  • Peer Reviewed
• [Journal Article] ON-OFF Switching of the Solvatochromic Behavior of a Copper(II)-Hydrazone Complex Induced by Protonation/Deprotonation (2012)
  • Author(s): M.Chang, A.Kobayashi, H.-C.Chang, K.Nakajima, M.Kato
  • Journal Title: Chemistry Letters Volume: 40 Pages: 1335-1337
  • Peer Reviewed
• [Journal Article] Vapor-adsorption and Chromic Behaviors of Luminescent Coordination Polymers Composed of a Pt(II)-diimine Metalloligand and Alkaline-earth Metal Ions (2011)
  • Author(s): Hirofumi Hara, Atsushi Kobayashi, Shin-ichiro Noro, Ho-Chol Chang, Masako Kato
  • Journal Title: Dalton Trans Volume: 40 Pages: 8012-8018
  • Peer Reviewed
• [Journal Article] ON-OFF Switching of the Solvatochromic Behavior of a Copper(II)-Hydrazone Complex Induced by Protonation/Deprotonation (2011)
  • Author(s): Mee Chang, Atsushi Kobayashi, Ho-Chol Chang, Kiyohiko Nakajima, Masako Kato
  • Journal Title: Chem. Lett Volume: 40 Pages: 1335-1337
  • Peer Reviewed
• [Journal Article] Dimensionality Control of Vapochromic Hydrogen-Bonded Proton-Transfer Assemblies Composed of Bis(hydrazone) iron(II) Complex (2011)
  • Author(s): Mee Chang, Atsushi Kobayashi, Kiyohiko Nakajima, Ho-Chol Chang, Masako Kato
  • Journal Title: Inorg. Chem. Volume: 50 Pages: 8308-8317
  • Peer Reviewed
• [Journal Article] Chromic Behaviors of Hexagonal Columnar Liquid Crystalline Platinum Complexes with Catecholato, 2-Thiophenolato, and Benzenedithiolato (2011)
  • Author(s): Ho-Chol Chang, Kazuki Komasaka, Keisuke Kishida, Tomoki Shiozaki, Takashi Ohmori, Takeshi Matsumoto, Atsushi Kobayashi, Masako Kato, Susumu Kitagawa
  • Journal Title: Inorg. Chem. Volume: 50 Pages: 4279-4288
  • Peer Reviewed
• [Journal Article] Synthesis, Structure and Photophysical Properties of a Flavin-Based Platinum(II) Complex (2011)
  • Author(s): Atsushi Kobayashi, Korin Ohbayashi, Rie Aoki, Ho-Chol Chang, Masako Kato
  • Journal Title: Dalton Trans Volume: 40 Pages: 3484-3489
  • Peer Reviewed
• [Journal Article] Ln-Co Based Rock-Salt Type Porous Coordination Polymers : Vapor Response Controlled by Changing the Lanthanide Ion (2011)
  • Author(s): Atsushi Kobayashi, Yui Suzuki, Tadashi Ohba, Shin-ichiro Noro, Ho-Chol Chang, Masako Kato
  • Journal Title: Inorg. Chem. Volume: 50 Pages: 2061-2063
  • Peer Reviewed
• [Journal Article] Metal-dependent and Redox-selective Coordination Behaviors of Metalloligand[ Mo^V(1, 2-benzenedithiolato)_3]^-. with Cu^I/Ag^I ions (2011)
  • Author(s): Takeshi Matsumoto, Ho-Chol Chang, Atsushi Kobayashi, Kohei Uosaki, Masako Kato
  • Journal Title: Inorg. Chem. Volume: 50 Pages: 2859-2869
  • Peer Reviewed
• [Journal Article] Structures and Luminescence Properties of Cyclometalated Dinuclear Platinum(II) Complexes Bridged by Pyridinethiolat (2011)
  • Author(s): Rie Aoki, Atsushi Kobayashi, Ho-Chol Chang, Masako Kato
  • Journal Title: Bull. Chem. Soc. Jpn. Volume: 84 Pages: 218-225
  • Peer Reviewed
• [Journal Article] Dimensionality Control of Vapochromic Hydrogen-Bonded Proton-Transfer Assemblies Composed of a Bis(hydrazone)iron(II) Complex (2011)
  • Author(s): M.Chang, A.Kobayashi, K.Nakajima, H.-C.Chang, M.Kato
  • Journal Title: Inorganic Chemistry Volume: 50 Issue: 17 Pages: 8308-8317
  • DOI: 10.1021/ic2008396
  • Peer Reviewed
• [Journal Article] Vapour-adsorption and chromic behaviours of luminescent coordination polymers composed of a Pt(II)-diimine metalloligand and alkaline-earth metalions (2011)
  • Author(s): H.Hara, A.Kobayashi, H.-C.Chang, M.Kato
  • Journal Title: Dalton Transactions Volume: 40 Issue: 31 Pages: 8012-8018
  • DOI: 10.1039/c1dt10518c
  • Peer Reviewed
• [Journal Article] (2011)
  • Author(s): H.-C.Chang, K.Komasaka, K.Kishida, T.Shiozaki, T.Ohmori, T.Matsumoto, A.Kobayashi, M.Kato, S.Kitagawa
  • Journal Title: Inorg. Chem. Volume: 50 Issue: 10 Pages: 4279-4288
  • DOI: 10.1021/ic102123n
  • Peer Reviewed
• [Journal Article] Chromic Behaviors of Hexagonal Columnar Liquid Crystalline Platinum Complexe s with Catecholato, 2-Thiophenolato, and Benzenedithiolato (2011)
  • Author(s): H.-C.Chang, K.Komasaka, K.Kishida, T.Shiozaki, T.Ohmori、T.Matsumoto, A.Kobayashi, M.Kato, Susumu Kitagawa
  • Journal Title: Inorganic Chemistry Volume: (In press)
  • Peer Reviewed
• [Journal Article] Ln-Co Based Rock Salt Type Porous Coordination Polymers : Vapor Response Controlled byChanging the Lanthanide Ion (2011)
  • Author(s): A.Kobayashi, Y.Suzuki, T.Ohba, S.-i.Noro,H.-C.Chang, M.Kato
  • Journal Title: Inorganic Chemistry Volume: (In press)
  • Peer Reviewed
• [Journal Article] Synthesis, Structure and Photophysical Properties of a Flavin-Based Platinum(II) Complex (2011)
  • Author(s): A.Kobayashi, K.Ohbayashi, R, Aoki, H.-C.Chang, M.Kato
  • Journal Title: Dalton Transactions Volume: (In press)
  • Peer Reviewed
• [Journal Article] Metal-Dependent and Redox-Selective Coordination Behaviors of Metalloligand [MoV(1, 2-benzenedithiolato)3]-with CuI/AgI Ions (2011)
  • Author(s): T.Matsumoto, H.-C.Chang, A.Kobayashi, K.Uosaki, M.Kato
  • Journal Title: Inorganic Chemistry Volume: 50 Pages: 2895-2869
  • Peer Reviewed
• [Journal Article] Acid-Base Behavior of Substituted Hydrazone Complexes Controlled by the Coordination Geometry (2010)
  • Author(s): Mee Chang, Hiroyuki Horiki, Kiyohiko Nakajima, Atsushi Kobayashi, Ho-Chol Chang, Masako Kato
  • Journal Title: Bull. Chem. Soc. Jpn. Volume: 83 Pages: 905-910
  • Peer Reviewed
• [Journal Article] Modulable Cooperativity in a Valence Tautomeric Complex Functionalized with Branched Alkyl Chains (2010)
  • Author(s): Daisuke Kiriya, Kohei Nakamura, Susumu Kitagawa, Ho-Chol Chang
  • Journal Title: Chem. Commun. Volume: 46 Pages: 3729-3731
  • Peer Reviewed
• [Journal Article] Modulable Cooperativity in a Valence Tautomeric Complex Functionalized with Branched Alkyl Chains (2010)
  • Author(s): D.Kiriya, K.Nakamura, S.Kita gawa, H.-C. Chang
  • Journal Title: Chemical Communications Volume: 46 Pages: 3729-3731
  • Peer Reviewed
• [Journal Article] Structures and Luminescence Properties of Cyclometalated Dinuclear Platinum(II) Complexes Bridged by Pyridinethiolate (2010)
  • Author(s): R.Aoki, A.Kobayashi, H.-C.Chang, M. Kato
  • Journal Title: Bulletin of Chemical Society of Japan Volume: 84 Pages: 218-225
  • Peer Reviewed
• [Journal Article] Acid-Base Behavior of Substituted Hydrazone Complexes Controlled by the Coordination Geometry (2010)
  • Author(s): M.Chang, H.Horiki, K.Nakajima, A.Kobayashi, H.-C.Chang, M.Kato
  • Journal Title: Bulletin of Chemical Society of Japan Volume: 83 Pages: 905-910
  • Peer Reviewed
• [Presentation] ノンイノセント型配位子を含む錯体集合体の外場応答性 (2012)
  • Author(s): 張浩徹
  • Organizer: 分子研研究会innovationを目指す若手錯体化学者シンポジウム
  • Place of Presentation: 分子科学研究所(岡崎市)(招待講演)
  • Year and Date: 2012-03-13
• [Presentation] Bistable metal complexes with self-oscillating properties (2012)
  • Author(s): Ho-Chol Chang
  • Organizer: The 5th GCOE International Symposium, Catalysis as the Basis for the Innovation in Materials Science, Green & Sustainable Chemistry for Next Generation
  • Place of Presentation: Hokkaido University, Sappro, Japan
• [Presentation] Bistable metal complexes with self-oscillating properties (2012)
  • Author(s): Ho-Chol CHANG
  • Organizer: The 5th GCOE International Symposium, Catalysis as the Basis for the Innovation in Materials Science, Green & Sustainable Chemistry for Next Generation
  • Place of Presentation: Hokkaido University (Sapporo)
• [Presentation] 外場誘起電子移動による分子とマクロ相の動的変換 (2011)
  • Author(s): 張浩徹
  • Organizer: 光応答性分子による機能性材料および界面構築に関する講演会
  • Place of Presentation: 山形大学
  • Year and Date: 2011-12-21
• [Presentation] 外場誘起電子移動による分子とマクロ相の動的変換 (2011)
  • Author(s): 張浩徹
  • Organizer: 光応答性分子による機能性材料および界面構築に関する講演会
  • Place of Presentation: 山形大学(山形市)(招待講演)
  • Year and Date: 2011-12-21
• [Presentation] Non-innocentな錯休化学 (2011)
  • Author(s): 張浩徹
  • Organizer: 錯体化学若手の会夏の学校
  • Place of Presentation: いこいの村(志賀町)(招待講演)
  • Year and Date: 2011-07-31
• [Presentation] Synchronic transformation of molecular states and macroscopic phases (2011)
  • Author(s): Ho-Chol Chang
  • Organizer: 分子研研究会「金属錯体の機能化の現状と将来展望」
  • Place of Presentation: IMS, Okazaki, Japan
  • Year and Date: 2011-01-08
• [Presentation] Synchronic transformation of molecular states and macroscopic phases (2011)
  • Author(s): 張浩徹
  • Organizer: 分子研研究会「金属錯体の機能化の現状と将来展望」
  • Place of Presentation: 分子科学研究所 招待講演
  • Year and Date: 2011-01-08
• [Presentation] 錯体化学若手の会夏の学校 (2011)
  • Author(s): 張浩徹
  • Organizer: ノンイノセントな錯体化学
  • Place of Presentation: いこいの村(金沢市)
• [Presentation] Synchronicity in Molecular and Macroscopic Bistability (2011)
  • Author(s): Ho-Chol Chang
  • Organizer: France-Japan Coordination Chemistry Symposium 2011
  • Place of Presentation: Rennes, France
• [Presentation] Synchronicity in Molecular and Macroscopic Bistability (2011)
  • Author(s): Ho-Chol CHANG
  • Organizer: FRANCE-JAPAN COORDINATION CHEMISTRY SYMPOSIUM
  • Place of Presentation: University of Rennes (France)(招待講演)
• [Presentation] Redox-active Metallomesogens : Fluctuated structures and electrochemical bistability (2010)
  • Author(s): 張浩徹
  • Organizer: PACIFICHEM
  • Place of Presentation: ホノルル・米国
  • Year and Date: 2010-12-18
• [Presentation] Synchronic transformation of molecular states and macroscopic phases (2010)
  • Author(s): 張浩徹
  • Organizer: PACIFICHEM
  • Place of Presentation: ホノルル・米国 招待講演
  • Year and Date: 2010-12-17
• [Presentation] Synchronicity in Molecular and Macroscopic Bistability Synchronic transformation of molecular states and macroscopic phases (2010)
  • Author(s): 張浩徹
  • Organizer: The 1st International Symposium on Advanced Soft Materials The 1st International Symposium on Advanced Soft Materials
  • Place of Presentation: 熊本大学 招待講演
  • Year and Date: 2010-11-25
• [Presentation] Redox-active Metallomesogens (2010)
  • Author(s): 張浩徹
  • Organizer: The 2nd International Mini Symposium on Metallomesogens
  • Place of Presentation: 信州大学 招待講演
  • Year and Date: 2010-11-08
• [Presentation] Redox-active Metallomesogens (2010)
  • Author(s): Ho-Chol Chang
  • Organizer: Mini-symposium on Metallomesogens
  • Place of Presentation: Ueda, Japan
  • Year and Date: 2010-10-08
• [Presentation] Synchronicity in Valence Tautomeric Bistability and Macroscopic Phase Transitions (2010)
  • Author(s): 張浩徹
  • Organizer: 8th China-Japan Joint Symposium on Metal Cluster Compounds
  • Place of Presentation: 西安・中国 招待講演
  • Year and Date: 2010-08-11
• [Presentation] Synchronicity of Valence Tautomeric Bistability and Macroscopic Phase Transitions (2010)
  • Author(s): 張浩徹
  • Organizer: 11th Eurasia Conference on Chemical Sciences
  • Place of Presentation: アンマン・ヨルダン 招待講演
  • Year and Date: 2010-06-09
• [Presentation] Synchronicity in Valence Tautomeric Bistability and Macroscopic Phase Transitions (2010)
  • Author(s): Ho-Chol Chang
  • Organizer: 11th Eurasia Conference on Chemical Sciences
  • Place of Presentation: Dead Sea, Jordan
• [Presentation] Synchronicity in Molecular and Macroscopic Bistability (2010)
  • Author(s): Ho-Chol Chang
  • Organizer: PACIFICHEM 2010
  • Place of Presentation: Hawaii, USA
• [Presentation] Synchronicity in Valence Tautomeric Bistability and Macroscopic Phase Transitions (2010)
  • Author(s): Ho-Chol Chang
  • Organizer: 8^<th> China-Japan Joint Symposium Metal Cluster Compounds
  • Place of Presentation: Xi'an, China
• [Presentation] Synchronicity in Molecular and Macroscopic Bistability (2010)
  • Author(s): Ho-Chol Chang
  • Organizer: The 1st International Symposium on Advanced Soft Materials
  • Place of Presentation: Kumamoto Univ., Japan