2008 Fiscal Year Final Research Report
The control of magnetic correlation of Glauber dynamics in Single-Chain Magnets and its theoretical approach
| Project/Area Number |
18685007
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| Research Category |
Grant-in-Aid for Young Scientists (A)
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| Allocation Type | Single-year Grants |
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| Research Field |
Inorganic chemistry
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| Research Institution | Tohoku University |
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Principal Investigator |
MIYASAKA Hitoshi Tohoku University, 大学院理学研究科, 准教授 (50332937)
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| Project Period (FY) |
2006 – 2008
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| Keywords | 分子磁性 / 単分子磁石 / 単一次元鎖磁石 / 金属錯体化学 / 磁気相関 |
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| Research Abstract |
単一次元鎖磁石のスピン反転ダイナミクスについては、その詳細な緩和過程は未だ不明な点が多い。例えば、単分子磁石の一次元相関問題、フェリ磁性鎖におけるスピンダイナミクス機構、ヘテロスピン系におけるスピン反転の理論、Glauberダイナミクスとスピン波の境界、などである。本研究では、多様な単一次元鎖磁石を合理的且つ系統的に設計し、その定量的・定性的な磁化緩和挙動の解析を行うことにより、Glauberダイナミクス機構に基づくスピン反転ダイナミクスの解明を行った。
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[Journal Article] Charge-Dencity-Wave to Mott-Hubbard Phase Transition in Quasi-One-Dimensional Bromo-Bridged Pd Compounds2008
Author(s)
S. Takaishi, M. Takamura, T. Kajiwara, H. Miyasaka, M. Yamashita, M. Iwata, H. Matsuzaki, H. Okamoto, H. Tanaka, S. Kuroda, H. Nishikawa, H. Oshio, K. Kato, and M. Takata
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Journal Title
J. Am. Chem. Soc 130
Pages: 12080-12084
Peer Reviewed
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[Journal Article] Three-Dimensionally Ordered CDW State in Quasi-One-Dimensional Iodo-Bridged Dinuclear Platinum Mixed-Valence Compounds, A4[Pt2I(pop)4]nH2O (A = Aromatic Ammonium Cations)2008
Author(s)
S. Matsunaga, K. Takizawa, D. Kawakami, H. Iguchi, S. Takaishi, T. Kajiwara, H. Miyasaka, M. Yamashita, H. Matsuzaki, and H. Okamoto
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Journal Title
Eur. J. Inorg. Chem
Pages: 3269-3273
Peer Reviewed
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[Journal Article] Why Does the Disor2007der of R-pn and rac-pn Ligands in the Quasi-One-Dimensional Bromo-Bridged Ni^<III> Complexes, [Ni(pan)_2Br]Br_2 (pn = 1,2-diaminopropane) Afford Similar STM Patterns?2007
Author(s)
H. Wu, D. Kawakami, M. Sasaki, J. Xie, S. Takaishi, T. Kajiwara, H. Miyasaka, M. Yamashita, H. Mtsuzaki, and H. Okamoto
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Journal Title
Inorg. Chem 46
Pages: 7410-7413
Peer Reviewed
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[Journal Article] Metal-Insulator Transition of Charge-Transfer Salts Based on Unsymmetrical Donor DMET and Metal Halide Anions (DMET)_4(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. Sugiura, H. Miyasaka, S. Takaishi, T. Kajiwara, M. Yamashita, E. Ohmichi, and T. Osada,
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Journal Title
J. Am. Chem. Soc 129
Pages: 8510-8518
Peer Reviewed
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[Journal Article] Versatile Vapochromic Behavior Accompanied by a Phase Change between Charge-Polarization State and Charge-Density-Wave State in a Quasi-One-Dimensional Iodo-Bridged Dinuclear Platinum Mixed-Valence Compound, [{NH_3(CH_2)_5NH_3}2][Pt_2(pop)_4I]4H_2O2006
Author(s)
M. Yamashita, K. Takamizawa, S. Matsunaga, D. Kawakami, H. Iguchi, S. Takaishi, T. Kajiwara, F. Iwahori, T. Ishii, H. Miyasaka, K. Sugiura, H. Matsuzaki, H. Kishida, and H. Okamoto
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Journal Title
Bull. Chem. Soc. Jpn 79
Pages: 1404-1406
Peer Reviewed
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[Journal Article] Dynamical Valence Fluctuation at the Charge-Density-Wave Phase Boundary in Iodide-Bridged Pt Compound [Pt(chxn)_2I]I_22006
Author(s)
S. Takaishi, D. Kawakami, M. Yamashita, M. Sasaki, T. Kajiwara, H. Miyasaka, K. Sugiura, Y. Wakabayashi, H. Sawa, H. Matsuzaki, H. Kishida, H. Okamoto, H. Watanabe, H. Tanaka, K. Marumoto, H. Ito, and S. Kuroda
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Journal Title
J. Am. Chem. Soc 128
Pages: 6420-6425
Peer Reviewed
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[Journal Article] New Charge-transfer Salts Based on Unsymmetrical Donor DMET and Metal Complex Anions: (DMET)_3[Cr(isoq)_2(NCS)_4] and (DMET)_3[Cr(phen)(NCS)_4]CH3CN2006
Author(s)
M. Umemiya, M. Goto, N. Kobayashi, S. Takaishi, T. Kajiwara, M. Yamashita, H. Miyasaka, K. Sugiura, H. Watanabe, D. Suzuki, H. Ito, and S. Kuroda
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Journal Title
Chem. Lett 135
Pages: 368-369
Peer Reviewed
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