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2015 | 128 | 1 | 76-80
Article title

Magnetic and Structural Study of Mn_{1.15}Fe_{0.85}P_{1-x}Ge_{x} (0.25 < x < 0.32) Magnetocaloric Compounds Prepared by Arc Melting

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EN
Recently, room temperature magnetocaloric materials increasingly attracted attention in the development of magnetic refrigerators. In this paper, an effect of P/Ge substitution on the magnetic phase transition in the series of Mn_{1.15}Fe_{0.85}P_{1-x}Ge_{x} (0.25 < x < 0.32) magnetocaloric compounds prepared by the arc melting technique and subsequent homogenization process has been studied. Calorimetric and magnetization results show that the temperature of structural phase transition coincide with the Curie temperature and fall within the temperature range 270-355 K. The magnetic entropy change reaches the maximum value for the compound with x=0.28 and equals to 32 J/(kg K) for the magnetic field change of 5 T. The adiabatic temperature change for the same sample, measured using magnetocalorimeter, is equal to 1.2 K for the magnetic field change of 1.7 T. It was found that the increase of Ge content in the sample causes weakening of first order magnetic transition, which is manifested by the lowering difference in transition temperature measured in two zero-field-cooling and field-cooled-cooling regimes.
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author
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
author
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
author
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
author
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
author
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
author
  • Institute of Physics, Polish Academy of Sciences, al. Lotników 32/46, 02-668 Warszawa, Poland
  • Institute of Physics, Polish Academy of Sciences, al. Lotników 32/46, 02-668 Warszawa, Poland
  • Institute of Non-Ferrous Metals, J. Sowińskiego 5, 44-100 Gliwice, Poland
References
  • [1] K.A. Gschneidner Jr., V.K. Pecharsky, A.O. Tsokol, Rep. Prog. Phys. 68, 1479 (2005), doi: 10.1088/0034-4885/68/6/R04
  • [2] O. Tegus, E. Bruck, K.H.J. Buschow, F.R. de Boer, Nature 415, 150 (2002), doi: 10.1038/415150a
  • [3] W.X. Li, O. Tegus, L. Zhang, W. Dagula, E. Bruck, K.H.J. Buschow, F.R. de Boer, IEEE Trans. Magn. 39, 3148 (2003), doi: 10.1109/TMAG.2003.816039
  • [4] O. Tegus, E. Bruck, W.X. Li, L. Zhang, W. Dagula, F.R. de Boer, K.H.J. Buschow, J. Magn. Magn. Mater. 272-276, 2389 (2004), doi: 10.1016/j.jmmm.2003.12.974
  • [5] O. Tegus, E. Bruck, L. Zhang, W. Dagula, K.H.J. Buschow, F.R. de Boer, Physica B 319, 174 (2002), doi: 10.1016/S0921-4526(02)01119-5
  • [6] V. Dyakonov, A. Slawska-Waniewska, J. Kazmierczak, K. Piotrowski, O. Iesenchuk, H. Szymczak, E. Zubov, S. Myronova, V. Pashchenko, A. Pashchenko, A. Shemjakov, V. Varyukhin, S. Prilipko, V. Mikhaylov, Z. Kravchenko, A. Szytula, W. Bazela, Low Temp. Phys. 35, 568 (2009), doi: 10.1063/1.3170933
  • [7] A. Szewczyk, H. Szymczak, A. Wisniewski, K. Piotrowski, R. Kartaszynski, B. Dabrowski, S. Kolesnik, Z. Bukowski, Appl. Phys. Lett. 77, 1026 (2000), doi: 10.1063/1.1288671
  • [8] U. Legait, F. Guilou, A. Kedous-Lebouc, V. Hardy, M. Almanza, Int. J. Refrig. 37, 147 (2014), doi: 10.1016/j.ijrefrig.2013.07.006
  • [9] K.G. Sandeman, Scr. Mater. 67, 566 (2012), doi: 10.1016/j.scriptamat.2012.02.045
  • [10] H. Yibole, F. Guillou, L. Zhang, N.H. van Dijk, E. Bruck, J. Phys. D Appl. Phys. 47, 075002 (2014), doi: 10.1088/0022-3727/47/7/075002
  • [11] W. Dagula, O. Tegus, B. Fuquan, L. Zhang, P.Z. Si, M. Zhang, W.S. Zhang, E. Bruck, F.R. de Boer, K.H.J. Buschow, IEEE Trans. Magn. 41, 2778 (2005), doi: 10.1109/TMAG.2005.854774
  • [12] A. Yan, K.H. Muller, L. Schultz, O. Gutfleisch, J. Appl. Phys. 99, 08K903 (2006), doi: 10.1063/1.2162807
  • [13] D. Liu, M. Yue, J. Zhang, T.M. McQueen, J.W. Lynn, X. Wang, Y. Chen, J. Li, R.J. Cava, X. Liu, Z. Altounian, Q. Huang, Phys. Rev. B 79, 014435 (2009), doi: 10.1103/PhysRevB.79.014435
  • [14] M. Yue, Z.Q. Li, X.B. Liu, H. Xu, D.M. Liu, J.X. Zhang, J. Alloys Compd. 493, 22 (2010), doi: 10.1016/j.jallcom.2009.12.050
  • [15] E. Bruck, O. Tegus, L. Zhang, X.W. Li, F.R. de Boer, K.H.J. Buschow, J. Alloys Compd. 383, 32 (2004), doi: 10.1016/j.jallcom.2004.04.042
  • [16] L. Caron, Z.Q. Ou, T.T. Nguyen, D.T. Cam Thanh, O. Tegus, E. Brück, J. Magn. Magn. Mater. 321, 3559 (2009), doi: 10.1016/j.jmmm.2009.06.086
  • [17] H. Rietveld, Acta Crystallogr. 22, 151 (1967), doi: 10.1107/S0365110X67000234
  • [18] J. Rodriguez-Carvajal, Physica B 192, 55 (1993), doi: 10.1016/0921-4526(93)90108-I
  • [19] H. Yabuta, K. Umeo, T. Takabatake, K. Koyama, K. Watanabe, J. Phys. Soc. Japan 75, 113707 (2006), doi: 10.1143/JPSJ.75.113707
  • [20] M.T. Sougrati, R.P. Hermann, F. Grandjean, G.J. Long, E. Brück, O. Tegus, N.T. Trung, K.H.J. Buschow, J. Phys. Condens. Matter 20, 475206 (2008), doi: 10.1088/0953-8984/20/47/475206
  • [21] S.K. Banerjee, Phys. Lett. 12, 16 (1964), doi: 10.1016/0031-9163(64)91158-8
Document Type
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bwmeta1.element.bwnjournal-article-appv128n116kz
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