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No.1(pp.1-59)
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Spin Polarization of CuD Nanowires
Journal of Magnetics, Volume 11, Number 1, 31 Mar 2006, Pages 20-24
Ji-Sang Hong* (Department of Physics, Pukyong National University)
Abstract
Very recently, it was presented that the one dimensional (1D) CuO atomic chains can maintain large magnetic moments. In this work, we analyzed m-resolved density of states (DOS) to understand the peculiar spin polarization occurred in Cu atoms. It was found that the |m|=1 states play an essential role in the spin polarization of Cu atoms. In addition, we calculated magnetic anisotropy energy (MAE) and observed that the distribution of MAE is strongly sensitive to the interatomic distance between Cu and O atoms. Besides, it was revealed that the contribution to MAE comes for the second half of Brillouin zone (BZ).
Keywords: one dimensional CuO nanowire; ferromagnetism; magnetic anisotropy
DOI:
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