Control of dynamics and exploration of the novel physical properties in one-dimensional complexes based on the spin-charge-lattice coupling

2008 Fiscal Year Final Research Report

• Project/Area Number: 19750038
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Inorganic chemistry
• Research Institution: Tohoku University
• Principal Investigator: TAKAISHI Shinya Tohoku University, 大学院・理学研究科, 助教 (10396418)
• Project Period (FY): 2007 – 2008
• Keywords: 一次元錯体 / 相転移 / Peierls絶縁体 / Mott絶縁体 / Pd(III) / 混合原子価 / 平均原子価

Research Abstract

擬一次元ハロゲン架橋錯体は現在までに300種類以上の化合物が合成されているが、例外なく、Ni錯体はNi^<III>のMott-Hubbard(MH)状態、Pd錯体はPd^<II>-Pd^<IV>の電荷密度波(CDW)状態をとる。われわれは、長鎖アルキル基を対イオンに導入することにより、Pd-Br錯体において、Pd(III)のMH状態を実現し、CDW-MH相転移を観測した。

Research Products

• [Journal Article] One-Dimensional Bromo-Bridged Ni^<III> Complexes[Ni(S,S-bn)_2Br]Br_2(S,S-bn=2S,3S-diaminobutane) : Synthesis, Physical Properties and Electrostatic Carrier Doping (2008)
  • Author(s): Shinya Takaishi, Masahiro Yamashita, Hiroyuki Matsuzaki, Hiroshi Okamoto, Hisaaki Tanaka, Shin-ichi Kuroda, Atsushi Goto, Tadashi Shimizu, Taishi Takenobu, Yoshihiro Iwasa
  • Journal Title: Chem. Euro. J. 14 Pages: 472-477
  • Peer Reviewed
• [Journal Article] Electronic Structure of Co^<III> Doped Bromo-Bridged Ni Complexes, [Ni_<1-x>Co_x(chxn)_2Br]Br_2] (2008)
  • Author(s): Jimin Xie, Hashen Wu, Daisuke Kawakami, Hiroaki Iguchi, Shinya Takaishi, Masahiro Yamashita, Hiroyuki Matsuzaki, Hiroshi Okamoto, Hisaaki Tanaka, and Shin-ichi Kuroda
  • Journal Title: Inorg. Chem. 47(6) Pages: 1949-1952
  • Peer Reviewed
• [Journal Article] Ultrafast Optical Responses in a One-Dimensional Mott Insulator of a Br-Bridged Ni Compound (2008)
  • Author(s): Tatsuzo Miyagoe, Shoichi Tao, Atsushi Maeda, Hiroyuki Matsuzaki, Hideki Ohtsu, Miki Hasegawa, Shinya Takaishi, Masahiro Yamashita, and Hiroshi Okamoto
  • Journal Title: J. Phys. Soc. Jpn. 77 Pages: 023711
  • Peer Reviewed
• [Journal Article] Three-Dimensionally Ordered CDW State in Quasi-One-Dimensional Iodo-Bridged Dinuclear Platinum Mixed-Valence Compounds ; A_4[Pt_2I(pop)_4]・nH_2O (A=Aromatic Ammonium Cations) (2008)
  • Author(s): Satoshi Matsunaga*, Kouichi Takizawa, Daisuke Kawakami, Hiroaki Iguchi, Shinya Takaishi, Takashi Kajiwara, Hitoshi Miyasaka, Masahiro Yamashita*, Hiroyuki Matsuzaki and Hiroshi Okamoto
  • Journal Title: Euro. J. Inorg. Chem. 2008 Pages: 3269-3273
  • Peer Reviewed
• [Journal Article] Charge-Density-Wave to Mott-Hubbard Phase Transition in Quasi-One-Dimensional Bromo-Bridged Pd Compounds (2008)
  • Author(s): Shinya Takaishi, Mitsuhito Takamura, Takashi Kajiwara, Hitoshi Miyasaka, Masahiro Yamashita, Muneaki Iwata, Hiroyuki Matsuzaki, Hiroshi Okamoto, Hisaaki Tanaka, Shin-ichi Kuroda, Hiroyuki Nishikawa, Hiroki Oshio, Kenichi Kato, Masaki Takata
  • Journal Title: J. Am. Chem. Soc. 130 Pages: 12080-12084
  • Peer Reviewed
• [Journal Article] Ultrafast dynamical study of self-trapped excitons in ladder type of halogen-bridged Pt complexes (2008)
  • Author(s): Tohru Suemoto, Youtarou Takahashi, Keizo Yasukawa, Daisuke Kawakami, Shinya Takaishi, Masahiro Yamashita, Atsushi Kobayashi, and Hiroshi Kitagawa
  • Journal Title: J. Luminescence 128 Pages: 1081-1083
  • Peer Reviewed
• [Journal Article] Hybridised complexes of [Mn^<III>_2] single-molecule magnets and Ni dithiolate complexes (2008)
  • Author(s): Hiroki Hiraga, Hitoshi Miyasaka, Shinya Takaishi, Takashi Kajiwara, Masairo Yamashita
  • Journal Title: Inorg. Chim. Acta 361 Pages: 3863-3872
  • Peer Reviewed
• [Journal Article] Coordination-Tuned Single-Molecule-Magnet Behavior of Tb^<III>-Cu^<II> Dinuclear System (2008)
  • Author(s): Takashi Kajiwara, Motohiro Nakano, Shinya Takaishi, Masahiro Yamashita
  • Journal Title: Inorg. Chem. 47 Pages: 8604-8606
  • Peer Reviewed
• [Journal Article] Mixed Charge-Ordering State of MMS-Type Quasi-One-Dimensional Iodide-Bridged Platinum Complexes with Binary Countercations (2008)
  • Author(s): Hiroaki Iguchi, Shinya Takaishi, Takashi Kajiwara, Hitoshi Miyasaka, Masahiro Yamashita, Hiroyuki Matsuzaki, Hiroshi Okamoto
  • Journal Title: J. Am. Chem. Soc. 130 Pages: 17668-17669
  • Peer Reviewed
• [Journal Article] Tuning of Electronic Structures of Quasi-One-Dimensional Bromo-Bridged Pd^<II>-Pd^<IV> Mixed Valence Complexes by Substituting Counter Anions (2007)
  • Author(s): Hisamitsu Arakawa, Daisuke Kawakami, Shinya Takaishi, Takashi Kajiwara, Hitoshi Miyasaka, Ken-ichi Sugiura, Masahiro Yamashita, * Hideo Kishida, Hiroshi Okamoto
  • Journal Title: Bull. Chem. Soc. Jpn 80 Pages: 189-191
  • Peer Reviewed
• [Journal Article] Synthesis, structure, and magnetic property of a new Fe(II)-Fe(III) alternating single-chain magnet constructed with a methyl-substituted bpca^- ligand (2007)
  • Author(s): Hiroki Tanaka, Takashi Kajiwara, * Yukihiro Kaneko, Shinya Takaishi, Masahiro Yamashita
  • Journal Title: Polyhedron 26 Pages: 2105-2109
  • Peer Reviewed
• [Journal Article] Metal-insulator transition of charge transfer salts based on unsymmetrical donor DMET and metal halide anions, (DMET)_2(MCl_4)(TCE)_2 (M=Mn, Co, Cu, Zn ; TCE=1,1,2-trichloroethane) (2007)
  • Author(s): H. Ito, D. Suzuki, H. Watanabe, H. Tanaka, S. Kuroda, M. Umemiya, N. Kobayashi, M. Goto, K. -i. Sugiura, H. Miyasaka, S. Takaishi, T. Kajiwara, M. Yamashita, E. Ohmichi, T. Osada
  • Journal Title: J. Am. Chem. Soc. 129 Pages: 8510-8518
  • Peer Reviewed
• [Journal Article] Ultrafast optical switching using nanocrystals of a halogen-bridged nickel-chain compound dispersed in an optical polymer (2007)
  • Author(s): S. Tao, T. Miyagoe, A. Maeda, H. Matsuzaki, H. Ohtsu, M. Hasegawa, S. Takaishi, M. Yamashita, and H. Okamoto
  • Journal Title: Adv. Mat. 19 Pages: 2707
  • Peer Reviewed
• [Journal Article] Time resolution of chirped lattice vibrations in a mixed-valence metal-halogen complex system (2007)
  • Author(s): Fumio Araoka, Akira Ozawa, Daisuke Kawakami, Shinya Takaishi, Masahiro Yamashita, Takayoshi Kobayashi
  • Journal Title: Phys. Rev. B 75 Pages: 224304
  • Peer Reviewed
• [Journal Article] Why does the Disorder of R-pn and rac-pn Ligands in the Quasi-One-Dimensional Bromo-Bridged Ni^<III> Complexes, [Ni(pn)_2Br]Br_2 (pn=1,2-diaminopropane) Afford Similar STM Patterns? (2007)
  • Author(s): Hashen Wu, Daisuke Kawakami, Mari Sasaki, Jimin Xie, Shinya Takaishi, Takashi Kajiwara, Hitoshi Miyasaka, Masahiro Yamashita, Hiroyuki Matsuzaki, Hiroshi Okamoto
  • Journal Title: Inorg. Chem. 46 Pages: 7140-7143
  • Peer Reviewed
• [Journal Article] (2007)
  • Author(s): Hideki Ohtsu, Shinya Takaishi, Keita Imamura, Ayumi Ishii, Koji Tanaka, Miki Hasegawa, Masahiro Yamashita
  • Journal Title: Euro. J. Inorg. Chem. 2007 Pages: 4425-4428
  • Peer Reviewed
• [Journal Article] Direct Observation of the Ground-Spin Alignment of Fe(II)-Fe(III) Single-Chain Magnet by Muon-Spin Relaxation (2007)
  • Author(s): Takashi Kajiwara, Isao Watanabe, Yukihiro Kaneko, Shinya Takaishi, Masaya Enomoto, Norimichi Kojima, Masahiro Yamashita
  • Journal Title: J. Am. Chem. Soc. 129 Pages: 12360-12361
  • Peer Reviewed
• [Journal Article] Hybrid Molecular Material Exhibiting Single-Molecule Magnet Behavior and Molecular Conductivity (2007)
  • Author(s): Hiroki Hiraga, Hitoshi Miyasaka, Kazuya Nakata, Takashi Kajiwara, Shinya Takaishi, Yugo Oshima, Hiroyuki Nojiri, Masahiro Yamashita
  • Journal Title: Inorg. Chem. 46 Pages: 9661-9671
  • Peer Reviewed
• [Presentation] Phase Control and Band Gap Engineering in Halogen-Bridged 1D Metal Complexes (2009)
  • Author(s): 高石慎也
  • Organizer: 日本化学会春季年会アジアシンポジウム
  • Place of Presentation: 日本大学
  • Year and Date: 2009-03-29
• [Presentation] Cu(pdt)_2 (pdt : 2,3-pyrazinedithiol)を錯体配位子とした配位高分子の構造と電子状態 (2008)
  • Author(s): 高石慎也・鈴木良知・梶原孝志・宮坂等・山下正廣
  • Organizer: 第58回錯体化学討論会
  • Place of Presentation: 金沢大学
  • Year and Date: 2008-09-21
• [Presentation] Functionality in One-Dimensional Halogen-Bridged Metal Complexes (2008)
  • Author(s): Shinya Takaishi
  • Organizer: International Conference on Functional Materials and Devices (ICMFD2008)
  • Place of Presentation: マレーシア クアラルンプール
  • Year and Date: 2008-06-18
• [Presentation] 電気伝導性を有する新規多孔性配位高分子Cu[Cu(pdt)_2]の構造と物性 (2008)
  • Author(s): 高石慎也・細田深雪・梶原孝志・宮坂等・山下正廣
  • Organizer: 日本化学会春季年会
  • Place of Presentation: 立教大学
  • Year and Date: 2008-03-30
• [Presentation] CHEMICAL AND PHYSICAL PROPERTIES OF THE NOVEL CHARGE-TRANSFER SALT Cu[Cu(pdt)_2] and Cu[Cu(pdt)_2] (2007)
  • Author(s): Shinya Takaishi Miyuki Hosoda, and Masahiro Yamashita
  • Organizer: Asian Conference on Coordination Chemistry
  • Place of Presentation: 岡崎コンファレンスセンター
  • Year and Date: 2007-08-01
• [Patent(Industrial Property Rights)] 光スイッチング用素子材料及びそれを有する光スイッチ装置並びに光スイッチング方法 (2009)
  • Inventor(s): 岡本博、松崎弘幸、山下正廣、高石慎也、太田康公
  • Industrial Property Rights Holder: (独)科学技術振興機構
  • Industrial Property Number: 特願2009-34662
  • Filing Date: 2009-02-17