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author:

梁惠东 (梁惠东.) [1] | 郑汉杰 (郑汉杰.) [2] | 杨浩 (杨浩.) [3] | 王晨 (王晨.) [4] (Scholars:王晨) | 陈俊锋 (陈俊锋.) [5] (Scholars:陈俊锋) | 汪炳叔 (汪炳叔.) [6] (Scholars:汪炳叔)

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CQVIP PKU CSCD

Abstract:

通过铜模吸铸法制备Φ2 mm的棒状Nd_(8.5)Fe_(65.5)Ti_2ZrNbB_(22-x)N_x(x=0~2,原子分数,%)合金,研究了氮添加量对样品微结构、室温和高温磁性能、耐腐蚀性能的影响。结果表明,添加氮元素可以细化晶粒,抑制Nd_(19)Fe_(68)B_(68)相的生成,促进Nd_2Fe_(14)B永磁相的生成,显著提高样品的磁性能、温度稳定性和耐腐蚀性能。当x=1时,样品的室温磁性能、高温磁性能和耐腐蚀性能均达到最佳。与x=0的样品相比,x=1的样品的室温内稟矫顽力_iH_c、剩磁B_r和最大磁能积(BH)_(max)分别提高了70.6%、14.6%和100.0%;25~...

Keyword:

NdFeB 永磁材料 磁性能 耐腐蚀性能 铜模吸铸法

Community:

  • [ 1 ] 福州大学材料科学与工程学院

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Source :

材料导报

ISSN: 1005-023X

CN: 50-1078/TB

Year: 2020

Issue: 08

Volume: 34

Page: 8025-8030

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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