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经配料、熔炼、制粉、成型和烧结后制备了 (PrNd)xAl0.6Nb0.5Cu0.15B1.05Fe97.7-x (质量百分比)合金, 将该合金分别采用1.5 GPa和3.0 GPa的压强进行压制, 研究了此高压对其显微结构和磁性能的影响. 分析发现, 该块状合金承受的压强越高, 其外观和微观结构破坏越严重, 抗弯强度也会降低, 但高温抗氧化性能却有一定程度的提高. 与没有经过高压处理的磁体相比, 经过1.5 GPa和3.0 GPa高压的样品最大磁能积分别提高了7.69 kJ·m-3和0.94 kJ·m-3, 剩余磁通密度分别提高了0.02 T和0.01 T, 内禀矫顽力分别提高了20.06 kA·m-1和30.33 kA·m-1. 结果表明, 高压对块状NdFeB烧结磁体的显微结构和力学性能及磁性能均有一定的影响.
[1] Meng Z H, Li J B, Guo Y Q, Wang Y 2012 Acta Phys. Sin. 61 107101 (in Chinese) [孟振华, 李俊斌, 郭永权, 王义 2012 物理学报 61 107101]
[2] Hyo Jun Kim, Dong Hwan Kim, Andrew S Kim, Sang Myun Kim, Chang Seop Koh, Gyu-Hong Kang 2006 J. Iron Steel Research, International 13 411
[3] Basak A, Anayi F J 1992 J. Magn. Magn. Mate. 112 426
[4] Slusarek B, Dudzikowski I 2002 J. Magn. Magn. 239 597
[5] Li H, Chen Z 2009 Renew Energ 34 1175
[6] Guo F, Tang Y, Ren L, Li J 2010 Physica C: Superconductivity 470 1787
[7] Zhang L C, Wang J S, He Q Y, Zhang J H, Wang S Y 2007 Physica C: Superconductivity 459 33
[8] Singh A K, Liermann H P, Akahama Y, Saxena S K, Menendez-Proupin E 2007 J. Appl. Phys. 101 123526
[9] Klotz S, Besson J M, Hamel G, Nelmes R J, Loveday J S, MarshallW G, Wilson R M 1995 Appl. Phys. Lett. 66 1735
[10] Guan J W, He D W, Wang W D, Wang H K, Peng F, Xu C, Wang K X, He K 2012 Acta Phys. Sin. 61 100701 (in Chinese) [管俊伟, 贺端威, 王海阔, 彭放, 许超, 王文丹, 王凯雪, 贺凯 2012 物理学报 61 100701]
[11] Dunstan D J 1989 Rev. Sci. Instrum. 60 3789
[12] Grnberger W, Hinz D, Schläfer D, Schultz L 1996 J. Magn. Magn. Mater. 157-158 41
[13] Wei C F, Tang J, Yang L R, Zhao D W 2011 J. Magn. Mater. Device 42 22 (in Chinese) [魏成富, 唐杰, 张林, 杨梨容, 赵导文 2011 磁性材料及器件 42 20]
[14] Buschow K H J 1986 Materials Science Reports 1 1
[15] Gao R W, Zhang D H, Li W, Zhang J C 2000 J. Magn. Magn. Mater. 208 239
[16] Mendoza-Suárez G, Davies H A, Escalante-Garcíi J I 2000 J. Magn. Magn. Mater. 218 97
[17] Kronmller H, Durst K D, Sagawa M 1998 J. Magn. Magn. Mater. 74 291
[18] Kronmller H 2001 Encyclopedia of Materials: Science and Technology 2 1295
[19] Forkl A, Pastushenkov J, Maki K, Kronmller H 1991 J. Magn. Magn. Mater. 101 367
[20] Martinek G, Kronmller H 1990 J. Magn. Magn. Mater. 86 177
[21] Blank R 1991 J. Magn. Magn. Mater. 101 317
[22] Pan M X, Zhang P Y, Li X J, Ge H L, Wu Q Jiao Z W, Liu T T 2010 J. Rare Earth 28 399
[23] Mo W J, Zhang L T, Liu Q Z, Shan A D, Wu J S, Matahiro Komuro, Shen L P 2008 J. Rare Earth 26 268
[24] Minowa T, Shimao M, Honshima M 1991 J. Magn. Magn. Mater. 97 107
[25] Yang J P, Pi S H, Kim Y P 1992 J. Magn. Magn. Mater. 110 L261
[26] Jin Z Z, Bao Y W 1996 Designing and Evaluating on Mechanical Property of Fragile Material (Beijing: China Railway Press) p143 (in Chinese) [金宗哲, 包亦望 1996 脆性材料力学性能设计与评价 (北京: 中国铁路出版社)第143页]
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[1] Meng Z H, Li J B, Guo Y Q, Wang Y 2012 Acta Phys. Sin. 61 107101 (in Chinese) [孟振华, 李俊斌, 郭永权, 王义 2012 物理学报 61 107101]
[2] Hyo Jun Kim, Dong Hwan Kim, Andrew S Kim, Sang Myun Kim, Chang Seop Koh, Gyu-Hong Kang 2006 J. Iron Steel Research, International 13 411
[3] Basak A, Anayi F J 1992 J. Magn. Magn. Mate. 112 426
[4] Slusarek B, Dudzikowski I 2002 J. Magn. Magn. 239 597
[5] Li H, Chen Z 2009 Renew Energ 34 1175
[6] Guo F, Tang Y, Ren L, Li J 2010 Physica C: Superconductivity 470 1787
[7] Zhang L C, Wang J S, He Q Y, Zhang J H, Wang S Y 2007 Physica C: Superconductivity 459 33
[8] Singh A K, Liermann H P, Akahama Y, Saxena S K, Menendez-Proupin E 2007 J. Appl. Phys. 101 123526
[9] Klotz S, Besson J M, Hamel G, Nelmes R J, Loveday J S, MarshallW G, Wilson R M 1995 Appl. Phys. Lett. 66 1735
[10] Guan J W, He D W, Wang W D, Wang H K, Peng F, Xu C, Wang K X, He K 2012 Acta Phys. Sin. 61 100701 (in Chinese) [管俊伟, 贺端威, 王海阔, 彭放, 许超, 王文丹, 王凯雪, 贺凯 2012 物理学报 61 100701]
[11] Dunstan D J 1989 Rev. Sci. Instrum. 60 3789
[12] Grnberger W, Hinz D, Schläfer D, Schultz L 1996 J. Magn. Magn. Mater. 157-158 41
[13] Wei C F, Tang J, Yang L R, Zhao D W 2011 J. Magn. Mater. Device 42 22 (in Chinese) [魏成富, 唐杰, 张林, 杨梨容, 赵导文 2011 磁性材料及器件 42 20]
[14] Buschow K H J 1986 Materials Science Reports 1 1
[15] Gao R W, Zhang D H, Li W, Zhang J C 2000 J. Magn. Magn. Mater. 208 239
[16] Mendoza-Suárez G, Davies H A, Escalante-Garcíi J I 2000 J. Magn. Magn. Mater. 218 97
[17] Kronmller H, Durst K D, Sagawa M 1998 J. Magn. Magn. Mater. 74 291
[18] Kronmller H 2001 Encyclopedia of Materials: Science and Technology 2 1295
[19] Forkl A, Pastushenkov J, Maki K, Kronmller H 1991 J. Magn. Magn. Mater. 101 367
[20] Martinek G, Kronmller H 1990 J. Magn. Magn. Mater. 86 177
[21] Blank R 1991 J. Magn. Magn. Mater. 101 317
[22] Pan M X, Zhang P Y, Li X J, Ge H L, Wu Q Jiao Z W, Liu T T 2010 J. Rare Earth 28 399
[23] Mo W J, Zhang L T, Liu Q Z, Shan A D, Wu J S, Matahiro Komuro, Shen L P 2008 J. Rare Earth 26 268
[24] Minowa T, Shimao M, Honshima M 1991 J. Magn. Magn. Mater. 97 107
[25] Yang J P, Pi S H, Kim Y P 1992 J. Magn. Magn. Mater. 110 L261
[26] Jin Z Z, Bao Y W 1996 Designing and Evaluating on Mechanical Property of Fragile Material (Beijing: China Railway Press) p143 (in Chinese) [金宗哲, 包亦望 1996 脆性材料力学性能设计与评价 (北京: 中国铁路出版社)第143页]
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