2008 Fiscal Year Final Research Report
Elucidation of the electronic states of low-dimensional nonlinear optical materials operating in the infrared region
| Project/Area Number |
18684014
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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 |
Condensed matter physics I
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| Research Institution | Nagoya University |
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Principal Investigator |
KISHIDA Hideo Nagoya University, 大学院・工学研究科, 准教授 (40311633)
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| Project Period (FY) |
2006 – 2008
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| Keywords | カーボンナノチューブ / 非線形光学 / 電場変調分光 / 励起子 |
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| Research Abstract |
赤外領域で動作する非線形光学材料であるカーボンナノチューブの非線形光学応答について研究した。孤立化したカーボンナノチューブのゼラチン薄膜に電場を加え、吸収スペクトル、発光スペクトルの変化を観測した。その結果、吸収スペクトルで観測される明励起子のほかに、明励起子とほとんど縮退した一光子遷移禁制準位である暗励起子が観測され、非線形光学応答に重要な寄与をあたえることが明らかになった。
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[Journal Article] Thermochromism in an organic crystal based on the coexistence of sigma- and pi-dimers2008
Author(s)
Y. Morita, S. Suzuki, K. Fukui, S. Nakazawa, H. Kitagawa, H. Kishida, H. Okamoto, A. Naito, A. Sekine, Y. Ohashi, M. Shiro, K. Sasaki, D. Shiomi, K. Sato, T. Takui, and K. Nakasuji
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Journal Title
Nature Materials 7
Pages: 48-51
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)2 I]I22006
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
Journal of the American Chemical Society 128
Pages: 6420-6425
Peer Reviewed
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[Journal Article] Sr2TMO3 (TM = Ni, Co) compounds with 1D TM-O chains2006
Author(s)
M. Ohtani, H. Kishida, K. Hirota, H. Sakurada, N. Kawamoto, Y. Murakami, K. Ueno, J. Matsuno, Y. Okimoto, T. Makino, Y. Segawa, Y. Tokura, D. Shindo, H. Okamoto, and M. Kawasaki
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Journal Title
Advanced Materials 18(19)
Pages: 2541-2544
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, [{NH3(CH2)5 NH3}2]-[Pt2(pop)4I]・4H2O2006
Author(s)
M. Yamashita, K. Takizawa, 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
Bulletin of the Chemical Society of Japan 79(9)
Pages: 1404-1406
Peer Reviewed
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