欢迎登录材料期刊网

材料期刊网

高级检索

综述了快淬纳米RE2Fe14B/α-Fe双相稀土永磁薄带工艺参数对非晶晶化行为的影响, 介绍了薄带在磁场作用下的晶化、放电等离子晶化烧结和焦耳加热晶化等方面的研究进展.多数文献表明, 采用在两个快淬临界速度之间的辊速制备快淬薄带、再经过晶化的方法, 易得到晶粒尺寸相对均匀、磁性稳定的纳米磁粉; 随着晶化处理时加热速度的增加, 磁性相非晶晶化转变温度逐步提高, 进而由α-Fe和RE2Fe14B分别形核长大到两相在同一温度下晶化转变, 晶化的纳米晶尺寸更加细小、均匀, 中间相的转变受到抑制.磁场晶化、放电等离子晶化烧结和焦耳加热晶化还需要进一步研究.

参考文献

[1] Skomski R;Coey J M D .Giant energy product in nanostructured two-phase magnets[J].Physical Review B,1993,48(21):15812.
[2] 张茂才,王佐诚,乔祎,周寿增.Pr2Fe14B/α-Fe纳米复合永磁的淬态组织对回火时相变过程和磁性的影响[J].自然科学进展,2001(11):1205-1209.
[3] Du Xiaobo;Zhang Hongwei;Shen Baogen;Rong Chuanbing,Zhang Jian,Zhang Shaoying,Shen Baogen,Yan Yu,Jin Hanmin .Hard magnetic properties of melt-spun nanocomposite Pr9Fe82Zr2Cu0.5B6.5 ribbons[J].Journal of Magnetism and Magnetic Materials,2004,271:396.
[4] Jin ZQ.;Okumura H.;Zhang Y.;Wang HL.;Munoz JS.;Hadjipanayis GC. .Microstructure refinement and significant improvements of magnetic properties in Pr2Fe14B/alpha-Fe nanocomposites[J].Journal of Magnetism and Magnetic Materials,2002(2):216-222.
[5] 杨白,沈保根,赵同云,孙继荣.纳米晶复合Pr2Fe14B/a-Fe快淬薄带的织构与磁性[J].物理学报,2007(06):3527-3532.
[6] Zhang Wenyong;Zhang Shaoying;Shen Baogen;Yan Aru,Zhang Hogwei .Effect of the substitution of Pr for Nd on microstructure and magnetic properties of nanocomposite Nd2Fe14B/α-Fe magnets[J].Journal of Magnetism and Magnetic Materials,2001,225:389.
[7] Effect of Co substitution on the crystallization behavior and magnetic properties of melt-spun (Pr,Tb)_(2)(Fe,Nb,Zr)_(14)B/α-Fe nanocomposites[J].Journal of Applied Physics,2003(10):7978-7980.
[8] Jina Z Q;Kumura H O;Hadjipanayis G C;Wang H L,Munoz J S,Papacfthymiou V .Crystallization behavior and magnetic properties of melt-spun (Pr,Tb)2(Fe,Nb)14B/α-Fe nanocomposites[J].Journal of Magnetism and Magnetic Materials,2002,242:1037.
[9] Chang H W;Chiu C H;Chang C W;Chen C H,Chang W C,Sun A C,Yao Y D .Comparison on the phase evolution and magnetic properties of direct-quenched Pr8.5Fe79.5M2B10 (M=Cr,Nb,Ti,V,and Zr) ribbons[J].Journal of Magnetism and Magnetic Materials,2006,304:e216.
[10] Yang S.;Liu XS.;Li SD.;Xie GZ.;Song XP.;Gu BX.;Du YW. .Effect of wheel speed on the microstructure and exchange coupling interaction of nanocomposite Nd2Fe14B/alpha-Fe magnets[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):325-329.
[11] Wang C;Yan M;Zhang W Y .Effects of Nb and Zr additions on crystallization behavior,microstructure and magnetic properties of melt-spun (Nd,Pr)2Fe14B/α-Fe alloys[J].Journal of Magnetism and Magnetic Materials,2006,306:195.
[12] Z. Q. Jin;H. Okumura;H. L. Wang;G. C. Hadjipanayis .Microstructure and magnetic properties of (Pr,Tb)_(2)(Fe,Nb,Zr)_(14)B/α-Fe nanocomposites[J].Journal of Applied Physics,2002(10):8165-8167.
[13] 杨丽,关颖,张朋越,刘建华,张克勤,张静武,张湘义.Nd-Dy-Fe-Co-B快淬非晶合金的晶化动力学[J].物理测试,2001(04):14-17.
[14] 庞利佳,陈菊芳,孙光飞,强文江,彭维波,张锦标,黎文安.快淬Fe3B/Nd2Fe14B永磁材料晶化行为及磁性能的研究[J].稀有金属材料与工程,2006(09):1487-1491.
[15] Wang C;Yan M;Zhang WY .Significant changes in the microstructure, phase transformation and magnetic properties of (Nd,Pr)(2)Fe14B/alpha-Fe magnets induced by Nb and Zr additions[J].Materials Science & Engineering, B. Solid-State Materials for Advanced Technology,2005(1):80-83.
[16] Gao Yandong;Zhang Shaoqing;Liu Bocao .Crystallization behavior of melt-spun Nd7Fe86NbB6 ribbons under different heating rates[J].Journal of Magnetism and Magnetic Materials,2000,208:158.
[17] Toyohiko;Konno J;Minoru Uehara .Effect of Nb addition on the crystallization behavior and magnetic properties of melt-spun Fe-rich Fe-Nd-B ribbons[J].Journal of Alloys and Compounds,1998,268:278.
[18] Akinori Kojima;Akihiro Makino;Akihisa Inoue .Rapid-annealing effect on the microstructure and magnetic properties of the Fe-rich nanocomposite magnets[J].Journal of Applied Physics,2000(9):6576-6578.
[19] Kissinger H E .Reaction kinetics in differential thermal analysis[J].Analytical Chemistry,1957,29:1702.
[20] 刘建华,张朋越,杨丽,谌岩,关颖,张克勤,张静武,张湘义.非晶Pr8Fe86B6合金的晶化动力学[J].功能材料与器件学报,2002(01):77-80.
[21] Wu Y Q;Ping D H;Murty B S;Kanekiyo H Hirosawa S Ono K .Influence of heating rate on the micosturcture and magnetic properties of Fe3B/Nd2Fe14B nanocomposite magnets[J].Scripta Materialia,2001,45:355.
[22] Wang Zouchen;Zhou Shouzeng;Qiao Yi;Zhang Maocai Wang Run .Phase transformations and magnetic properties of melt-spun Pr7Fe88B5 ribbons during annealing[J].Journal of Alloys and Compounds,2000,299:258.
[23] Wang Zouchen;Zhou Shouzeng;Qiao Yi;Zhang Maocai,Wang Run .Efects of quenching rate on the phase transformation and magnetic properties of melt-spun Pr8Fe86B6 ribbons during annealing[J].Journal of Magnetism and Magnetic Materials,2000,218:72.
[24] 郭晓燕,高学绪,乔档,张茂才,周寿增.热处理对Nd12.3Fe81.5Cu0.2B6快淬薄带组织和磁性能的影响[J].功能材料,2006(03):372-374,379.
[25] Li Wei;Li Xiaohong;Zhang Xiangyi;Ionue A .Enhancement of the maximum energy product of α-Fe/Nd2Fe14B nanocomposite magnets by interfacial modification[J].Journal of Applied Physics,2006,99:126103.
[26] Li Shandong;Dai Yaodong;B.X. Gu .Effect of amorphous grain boundaries on the magnetic properties of B-rich nanocomposite permanent magnets[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2002(1/2):202-206.
[27] Chen W;Zhao X;Gao R W;Hu J J,Li A J,Tian Y,Tang G D,Gao R W,Zhu M G,Li X M,Li W .Refinement of the microstructure and enhancement of the magnetic properties in α-Fe/(Nd,Dy)2Fe14B nanocomposite using the two-step annealing technique[J].Journal of Magnetism and Magnetic Materials,2006,306:51.
[28] Yue M;Zhang JX;Tian M;Liu XB .Microstructure and magnetic properties of isotropic bulk NdxFe94-xB6 (x=6,8,10) nanocomposite magnets prepared by spark plasma sintering[J].Journal of Applied Physics,2006(8):B8502-1-B8502-3-0.
[29] Tetsuji Saito;Tomonari Takeuchi;Hiroyuki Kageyama .Magnetic properties of Nd-Fe-Co-Ga-B magnets produced by spark plasma sintering method[J].Journal of Applied Physics,2005(10):10H103-1-10H103-3-0.
[30] Investigation of high saturation magnetization of low rare-earth content α-Fe/Nd_(2)Fe_(14)B bulk exchange-spring magnets[J].Journal of Applied Physics,2003(7):4060-4065.
[31] Tetsuji Saito;Tomonari Takeuchi;Hiroyuki Kageyama .Production of Bulk Amorphous and Nanocomposite Nd_(4)Fe_(77.5)B_(18.5) Materials by Spark Plasma Sintering Method[J].IEEE Transactions on Magnetics,2004(4):2880-2882.
[32] Properties of α-Fe/Nd_(2)Fe_(14)B-Type Nd-Fe-Co-V-B System Bulk Exchange-Spring Magnets Prepared by Spark Plasma Sintering[J].IEEE Transactions on Magnetics,2003(4):2081-2088.
[33] Z. Q. Jin;B. Z. Cui;J. P. Liu;Y. Ding;Z. L. Wang;N. N. Thadhani .Controlling the crystallization and magnetic properties of melt-spun Pr_(2)Fe_(14)B/α-Fe nanocomposites by Joule heating[J].Applied physics letters,2004(22):4382-4384.
[34] WANG Zhanyong,XU Hui,NI Jiansen,LI Qiang,ZHOU Bangxin.Effect of high magnetic field on the crystallization of Nd2Fe14B/α-Fe nanocomposite magnets[J].稀有金属(英文版),2006(04):337-341.
[35] Magnetic properties of (Nd,Pr,Dy)_(2)Fe_(14)B/α-Fe nanocomposite magnets crystallized in a magnetic field[J].Journal of Applied Physics,2003(10):8128-8130.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%