高丽,冯影,陶子豪,王树

• 1:上海海洋大学工程学院

摘要(Abstract)：

研究了稀土Gd部分替代In对Ni_(45)Co_5Mn_(37)In_(13-x)Gd_x(0≤x≤2)磁性形状记忆合金的显微组织、相变和力学性能的影响。结果表明,随着Gd含量的增加,合金的晶粒尺寸逐渐减小,马氏体相变温度明显升高,马氏体的结构从单斜的14M转变为四方非调制的L1_0结构;在含Gd成分较高的合金中观察到了一些富Gd析出物,在Ni_(45)Co_5Mn_(37)In_(13-x)Gd_x合金中观察到了一步热弹性马氏体相变。适量的添加Gd元素能显著提高Ni-Co-Mn-In合金的力学性能。

关键词(KeyWords)： 磁性形状记忆合金;稀土;力学性能;马氏体相变

Abstract:

Keywords:

基金项目(Foundation): 国家青年科学基金资助项目(51401122)

作者(Author): 高丽,冯影,陶子豪,王树

DOI: 10.13289/j.issn.1009-6264.2020-0017

参考文献(References)：

• [1] Ulluakko K,Huang J K,Kantner C,et al.Large magnetic-field-induced strains in Ni2MnGa single crystals[J].Applied Physics Letters,1996,69(13):1966-1968.
• [2] Sozinov A,Likhachev A A,Lanska N,et al.Giant magnetic-field-induced strain in NiMnGa seven-layered martensitic phase[J].Applied Physics Letters,2002,80(3):1746-1748.
• [3] Murray S J,Marioni M,Allen S M,et al.6% magnetic-field-induced strain by twin-boundary motion in ferromagnetic Ni-Mn-Ga[J].Applied Physics Letters,2000,77(3):886-888.
• [4] Wang Y D,Ren Y,Huang E W,et al.Direct evidence on magnetic-field-induced phase transition in a NiCoMnIn ferromagnetic shape memory alloy under a stress field[J].Applied Physics Letters,2007,90(3):101917-101919.
• [5] Wang Y D,Huang E W,Ren Y,et al.In situ high-energy X-ray studies of magnetic-field-induced phase transition in a ferromagnetic shape memory Ni-Co-Mn-In alloy[J].Acta Materialia,2008,56(11):913-923.
• [6] Liu J,Scheerbaum N,Lyubina J,et al.Reversibility of magnetostructural transition and associated magnetocaloric effect in Ni-Mn-In-Co[J].Applied Physics Letters,2008,93(3):102512-102514.
• [7] Kainuma R,Imano Y,Ito W,et al.Magnetic-field-induced shape recovery by reverse phase transformation[J].Nature,2006,439(3):957-959.
• [8] 丰焱.Ni-Mn-In基合金的马氏体相变与结构和性能[D].哈尔滨:哈尔滨工业大学,2009.FENG Yan.Martensitic transformation behavior and structure and properties of Ni-Mn-In based alloys[D].Harbin:Harbin Institute of Technology,2009.
• [9] 韦佳佳.Ni-Mn-In系列铁磁形状记忆合金的物性研究[D].济南:山东大学,2013.WEI Jia-jia.Study on the properties of Ni-Mn-In ferromagnetic shape memory alloys[D].Ji'nan:Shandong University,2013.
• [10] Gao L,Cai W,Liu A L,et al.Martensitic transformation and mechanical properties of polycrystalline Ni50Mn29Ga21-xGdx ferromagnetic shape memory alloys[J].Journal of Alloys and Compounds,2006,425(4):314-317.
• [11] Cai W,Gao L,Gao Z Y.Microstructure and phase transformations in a Ni50Mn29Ga16Gd5 with a high transformation temperature[J].Jounal of Materials Science,2007,42(5):9216-9220.
• [12] Gao L,Wang H B,Sui J H,et al.Microstructural characterisation and properties of quaternary Ni50Mn29Ga20Gd1 ferromagnetic shape memory alloy[J].Materials Science and Technology,2013,29(6):1095-1100.
• [13] Gao L,Sui J H,Cai W.Influence of rare earth Gd addition on the structural and magnetic transitions of Ni-Mn-Ga alloys[J].Journal of Magnetism and Magnetic Materials,2008,320(5):63-67.
• [14] 高丽.Ni-Mn-Ga-RE 磁性记忆合金的微观结构与马氏体相变和力学性能[D].哈尔滨:哈尔滨工业大学,2007.GAO Li.Microstructure and martensitic transformation and mechanical properties of Ni-Mn-Ga-RE magnetic shape memory alloys[D].Harbin:Harbin Institute of Technology,2007.
• [15] Krenke T,Acet M,Wassermann E F,et al.Ferromagnetism in the austenitic and martensitic states of Ni-Mn-In alloys[J].Physical Review B,2006,73(10):174413-1-174413-10.

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