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Quasi-One-Dimensional Organic Polymer Ferromagnet Based on
Polaron |
FANG Zhong;LIU Zuli;HU Huifang;YAO Kailun* |
National Laboratory of Laser Technology and Department of Physics, Huazhong University of Science and Technology, Wuhan 430074
*International Center of Material Physics, Academia Sinica, Shenyang 110015
*Department of Physics, Huazhong University of Science and Technology, Wuhan 430074 (mailing address)
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Cite this article: |
FANG Zhong, LIU Zuli, HU Huifang et al 1995 Chin. Phys. Lett. 12 412-415 |
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Abstract A new kind of organic polymer ferromagnet based on polaron is proposed. In this kind of polymer, there are no organic free-radicals, which are rather reactive and unstable, instead spins are provided by polarons. Allowing for full lattice relaxation, the system is studied self-consistently by Peierls-Hubbard model. The formation energies of polarons are calculated. The possible ferromagnetism in polymers of this type is demonstrated.
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Keywords:
71.20.Hk
75.50.Dd
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Published: 01 July 1995
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