Reverse Spin Transition Triggered by a Structural Phase Transition
2005; Wiley; Volume: 44; Issue: 31 Linguagem: Inglês
10.1002/anie.200500316
ISSN1521-3773
AutoresShinya Hayami, Yuji Shigeyoshi, Motoko Akita, Katsuya Inoue, Kenichi Kato, Keiichi Osaka, Masaki Takata, Ryo Kawajiri, Tadaoki Mitani, Yonezo Maeda,
Tópico(s)Electron Spin Resonance Studies
ResumoAngewandte Chemie International EditionVolume 44, Issue 31 p. 4899-4903 Communication Reverse Spin Transition Triggered by a Structural Phase Transition† Shinya Hayami Dr., Shinya Hayami Dr. [email protected] Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this authorYuji Shigeyoshi, Yuji Shigeyoshi Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this authorMotoko Akita Dr., Motoko Akita Dr. Institute for Molecular Science, Myodaiji, Okazaki 444-8585, JapanSearch for more papers by this authorKatsuya Inoue Prof. Dr., Katsuya Inoue Prof. Dr. Department of Chemistry, Faculty of Science, Hiroshima University, 1-3-1 Kagamiyama, Higashi-hiroshima 739-8526, JapanSearch for more papers by this authorKenichi Kato Dr., Kenichi Kato Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorKeiichi Osaka Dr., Keiichi Osaka Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorMasaki Takata Prof. Dr., Masaki Takata Prof. Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorRyo Kawajiri, Ryo Kawajiri Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292, JapanSearch for more papers by this authorTadaoki Mitani Prof. Dr., Tadaoki Mitani Prof. Dr. Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292, JapanSearch for more papers by this authorYonezo Maeda Prof. Dr., Yonezo Maeda Prof. Dr. Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this author Shinya Hayami Dr., Shinya Hayami Dr. [email protected] Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this authorYuji Shigeyoshi, Yuji Shigeyoshi Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this authorMotoko Akita Dr., Motoko Akita Dr. Institute for Molecular Science, Myodaiji, Okazaki 444-8585, JapanSearch for more papers by this authorKatsuya Inoue Prof. Dr., Katsuya Inoue Prof. Dr. Department of Chemistry, Faculty of Science, Hiroshima University, 1-3-1 Kagamiyama, Higashi-hiroshima 739-8526, JapanSearch for more papers by this authorKenichi Kato Dr., Kenichi Kato Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorKeiichi Osaka Dr., Keiichi Osaka Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorMasaki Takata Prof. Dr., Masaki Takata Prof. Dr. JASRI/SPring-8, 1-1-1 Kouto, Mikazuki-cho, Sayo-gun, Hyogo 679-5198, JapanSearch for more papers by this authorRyo Kawajiri, Ryo Kawajiri Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292, JapanSearch for more papers by this authorTadaoki Mitani Prof. Dr., Tadaoki Mitani Prof. Dr. Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292, JapanSearch for more papers by this authorYonezo Maeda Prof. Dr., Yonezo Maeda Prof. Dr. Department of Chemistry, Graduate School of Sciences, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan, Fax: (+81) 92-642-2589Search for more papers by this author First published: 29 July 2005 https://doi.org/10.1002/anie.200500316Citations: 132 † This work was supported by the Tokuyama Foundation, the Ogasawara Foundation, and the Research and Education Grant-in-Aid of IEI-J. The synchrotron radiation X-ray powder diffraction experiments were performed at the SPring-8 BL02B2 beam line with approval of the Japan Synchrotron Radiation Research Institute (JASRI). We thank Dr. Y. Kawashima and Dr. Y. Otsuka for their help in reviewing this contribution, as well as Prof. A. Mori and Prof. S. Ujiie for helpful suggestions for thermal analysis. Read the full textAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Graphical Abstract Reverse spin crossover (RSCO), the reversible spin transition from the high- to the low-spin state upon heating, was observed in [Co(Cn-terpy)2](BF4)2 (Cn-terpy=terpyridine) equipped with a long alkoxy chain (AC) of n=14 or 16 methylene units (see picture). The wide thermal hysteresis of the RSCO around room temperature could allow such compounds to be used as molecular switches. References 1L. Cambi, A. Cagnasso, Atti Accad. Naz. Lincei Cl. Sci. Fis. Mat. Nat. Re 1931, 53, 809. 2P. Gütlich, Y. Garcia, H. A. Goodwin, Chem. Soc. Rev. 2000, 29, 419. 3J. A. Real, A. B. Gaspar, V. Niel, M. C. Munoz, Coord. Chem. Rev. 2003, 236, 121. 4J.-F. Letard, G. Chastanet, O. Nguyen, S. Marcen, M. Marchivie, P. Guionneau, D. Chasseau, P. Güetlich, Monatsh. Chem. 2003, 134, 165. 5W. S. Hammack, A. J. Conti, D. N. Hendrickson, H. G. Drickamer, J. Am. Chem. Soc. 1989, 111, 1738. 6S. Hayami, Y. Hosokoshi, K. Inoue, Y. Einaga, O. Sato, Y. Maeda, Bull. Chem. Soc. 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