CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr2Fe14B/α－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL

doi:10.1088/1009-1963/10/11/312

中国物理B ›› 2001, Vol. 10 ›› Issue (11): 1054-1057.doi: 10.1088/1009-1963/10/11/312

CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/α－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL

王云¹, 张宏伟², 张健², 张绍英², 李宝河³

(1)Beijing University of Chemical Technology, Beijing 100029, China; (2)State Key Laboratory of Magnetism, Chinese Academy of Sciences, Beijing 100080, China; (3)State Key Laboratory of Magnetism, Chinese Academy of Sciences, Beijing 100080, China; Beijing Technology and Business University, Beijing 100037, China

收稿日期:2000-11-03 修回日期:2001-05-24 出版日期:2001-11-15 发布日期:2005-06-12
基金资助:
Project supported by the State Key Project of Fundamental Research and National Natural Science Foundation of China (Grant No. 59831010).

CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/$\alpha$－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL

Li Bao-he (李宝河)^ab, Zhang Hong-wei (张宏伟)^a, Zhang Jian (张健)^a, Wang Yun (王云)^c, Zhang Shao-ying (张绍英)^a

^a State Key Laboratory of Magnetism, Chinese Academy of Sciences, Beijing 100080, China; ^b Beijing Technology and Business University, Beijing 100037, China; ^c Beijing University of Chemical Technology, Beijing 100029, China

Received:2000-11-03 Revised:2001-05-24 Online:2001-11-15 Published:2005-06-12
Supported by:
Project supported by the State Key Project of Fundamental Research and National Natural Science Foundation of China (Grant No. 59831010).

摘要/Abstract

摘要： The demagnetization curves of nanocomposite magnets have been calculated using a one-dimensional model. The results are in agreement with experimental results. The shoulders of the demagnetization curve have also been explained based on the model.

Abstract: The demagnetization curves of nanocomposite magnets have been calculated using a one-dimensional model. The results are in agreement with experimental results. The shoulders of the demagnetization curve have also been explained based on the model.

Key words: nanocomposite magnets, exchange coupling, demagnetization curve

中图分类号: (Domain effects, magnetization curves, and hysteresis)

75.60.-d

75.50.Tt (Fine-particle systems; nanocrystalline materials)

李宝河, 张宏伟, 张健, 王云, 张绍英. CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/α－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL[J]. 中国物理B, 2001, 10(11): 1054-1057.

Li Bao-he (李宝河), Zhang Hong-wei (张宏伟), Zhang Jian (张健), Wang Yun (王云), Zhang Shao-ying (张绍英). CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/$\alpha$－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL[J]. Chinese Physics, 2001, 10(11): 1054-1057.

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CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/α－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL

CALCULATION OF DEMAGNETIZATION CURVES OF NANOCOMPOSITE Pr₂Fe₁₄B/$\alpha$－Fe MAGNETS USING A ONE-DIMENSIONAL MODEL

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