Acta Physica Sinica, Volume. 68, Issue 17, 177501-1(2019)

Magnetization reversal and coercivity in rare-earth permanent magnets and composite magnets

Zhu-Bai Li1,3、*, Yun Li1,2, Yuan Qin1,2, Xue-Feng Zhang1,2, and Bao-Gen Shen3
Author Affiliations
  • 1Key Laboratory of Integrated Exploitation of Bayan Obo Multi-Metal Resources, Inner Mongolia University of Science and Technology, Baotou 014010, China
  • 2School of Science, Inner Mongolia University of Science and Technology, Baotou 014010, China
  • 3State Key Laboratory of Magnetism, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China
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    Figures & Tables(5)
    The X-ray diffraction patterns of powders for the samples.样品粉末的X射线衍射谱
    The hysterisis loops of the samples at temperature of 300 K.样品在温度300 K的磁滞回线
    The dependences of on for all samples.样品的与之间的关系
    The magnetization behaviors of thermal activation for 1200 s of waiting time at temperature of 300 K, and the inset shows the activation size of thermal activation and the ideal domain wall size.温度300 K磁场保持1200 s样品的热激活后的磁行为, 插图为热激活不可逆过程的激活尺寸和理论磁畴壁尺寸
    curves (Henkel plots) for the samples at temperature of 300 K.样品在温度300 K的曲线(Henkel点)
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    Zhu-Bai Li, Yun Li, Yuan Qin, Xue-Feng Zhang, Bao-Gen Shen. Magnetization reversal and coercivity in rare-earth permanent magnets and composite magnets[J]. Acta Physica Sinica, 2019, 68(17): 177501-1

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    Paper Information

    Received: Mar. 14, 2019

    Accepted: --

    Published Online: Sep. 16, 2020

    The Author Email:

    DOI:10.7498/aps.68.20190364

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