Microstructural and Crystallographic Characterization of Ni2+x Mn1−x Ga Alloys (x = 0.14, 0.16, 0.19, 0.22, and 0.24) by Transmission Electron Microscopy
Tóm tắt
Từ khóa
Tài liệu tham khảo
A.K. Giri, B.A. Paterson, M.V. McLeod, C.L. Dennis, B.S. Majumdar, K.C. Cho, R.D. Shull, Effect of crystallographic alignment on the magnetocaloric effect in alloys near the Ni2MnGa stoichiometry, Journal of Applied Physics, 113, 17A907, 2013
O. Tegus, E. Brück, K. Buschow, F. De Boer, Transition-metal-based magnetic refrigerants for room-temperature applications, Nature, 415, 150-152, 2002
V. Franco, J.S. Bl´azquez, B. Ingale, A. Conde, The Magnetocaloric Effect and Magnetic Refrigeration Near Room Temperature: Materials and Models, Annual Review of Materials Research, 42, 305-342, 2012
V.K. Pecharsky, K.A. Gschneidner Jr, Magnetocaloric effect and magnetic refrigeration, Journal of Magnetism and Magnetic Materials, 200, 44-56, 1999
F. Hu, B. Shen, J. Sun, Magnetic entropy change in Ni51.5Mn22.7Ga25.8 alloy; Applied Physics Letters, 76, 3460-2, 2000
L. Pareti, M. Solzi, F. Albertini, and A. Paoluzi: The European Physical Journal B-Condensed Matter and Complex Systems, 32, 303–07, 2003
V. Khovaylo, V. Buchelnikov, R. Kainuma, V. Koledov, M. Ohtsuka, V. Shavrov, T. Takagi, S. Taskaev, A. Vasiliev, Phase transitions in Ni2+x Mn1−x Ga with a high Ni excess, Physical Review B, 72, 224408, 2005
V. Buchelnikov, V. Sokolovskiy, H. Herper, H. Ebert, M. Gruner, S. Taskaev, V. Khovaylo, A. Hucht, A. Dannenberg, M. Ogura, First-principles and Monte Carlo study of magnetostructural transition and magnetocaloric properties of Ni2+x Mn1−xGa, Physical Review B, 81, 094411, 2010
M. Pasquale, C. Sasso, L. Lewis, L. Giudici, T. Lograsso, D. Schlagel, Magnetostructural transition and magnetocaloric effect in Ni55Mn20Ga25 single crystals, Physical Review B, 72, 094435, 2005
S. Banik, R. Ranjan, A. Chakrabarti, S. Bhardwaj, N. Lalla, A. Awasthi, V. Sathe, D. Phase, P. Mukhopadhyay, and D. Pandey, Structural studies of Ni2+x Mn1−x Ga by powder x-ray diffraction and total energy calculations, Physical Review B, 75, 104107, 2007
C. Jiang, Y. Muhammad, L. Deng, W. Wu, and H. Xu, Composition dependence on the martensitic structures of the Mn-rich NiMnGa alloys, Acta materialia, 52, 2779-2785, 2004
A. Panda, S. Singh, R. K. Roy, M. Ghosh, and A. Mitra, Effect of Mn incorporation for Ni on the properties of melt spun off-stoichiometric compositions of NiMnGa alloys, Journal of Magnetism and Magnetic Materials, 323, 1161-1169, 2011
X. Jin, M. Marioni, D. Bono, S. Allen, R. O’Handley, and T. Hsu, Empirical mapping of Ni–Mn–Ga properties with composition and valence electron concentration, Journal of Applied Physics, 91, 8222-8224, 2002
C. Jiang, G. Feng, S. Gong, and H. Xu, Effect of Ni excess on phase transformation temperatures of NiMnGa alloys, Materials Science and Engineering: A, 342, 231-235, 2003
V. Chernenko, V. L’vov, E. Cesari, J. Pons, R. Portier, and S. Zagorodnyuk, New aspects of structural and magnetic behaviour of martensites in Ni-Mn-Ga alloys, Materials Transactions, 43, 856-860, 2002
M. Nishida, T. Hara, M. Matsuda, and S. Ii, Crystallography and morphology of various interfaces in Ti–Ni, Ti–Pd and Ni–Mn–Ga shape memory alloys, Materials Science and Engineering: A, 481, 18-27, 2008
J. Pons, V. Chernenko, R. Santamarta, and E. Cesari, Crystal structure of martensitic phases in Ni–Mn–Ga shape memory alloys, Acta materialia, 48, 3027-3038, 2000
J. Pons, R. Santamarta, V. Chernenko, and E. Cesari, Structure of the layered martensitic phases of Ni–Mn–Ga alloys, Materials Science and Engineering: A, 438, 931-934, 2006
S. Kaufmann, R. Niemann, T. Thersleff, U. K. Rößler, O. Heczko, J. Buschbeck, B. Holzapfel, L. Schultz, and S. Fähler, Modulated Martensite: Why it forms and why it deforms easily, New Journal of Physics, 13, 053029, 2011
Z. Li, N. Xu, Y. Zhang, C. Esling, J.-M. Raulot, X. Zhao, and L. Zuo, Composition-dependent ground state of martensite in Ni–Mn–Ga alloys, Acta Mater., 61, 3858-65, 2013
N. Lanska, O. Soderberg, A. Sozinov, Y. Ge, K. Ullakko, and V. Lindroos, Composition and temperature dependence of the crystal structure of Ni–Mn–Ga alloys, Journal of Applied Physics, 95, 8074-8078, 2004
