Synthesis and magnetocaloric properties of La0.85K0.15MnO3 nanoparticles

Advanced Powder Technology - Tập 22 - Trang 68-71 - 2011
Zhao Juan1, Li lirong2, Wang Gui1
1Engineering College, Guangdong Ocean University, Zhanjiang 524088, China
2Materials and Metallurgy College, Inner Mongolia University of Science and Technology, Baotou 014010, China

Tài liệu tham khảo

Jonker, 1950, Ferromagnetic compounds of manganese with perovskite structure, Physica, 16, 37, 10.1016/0031-8914(50)90033-4 Franco, 2010, Scaling analysis of the magnetocaloric effect in Gd5Si2Ge1.9X0.1 (X=Al, Cu, Ga, Mn, Fe, Co), J. Magn. Magn. Mater., 322, 18, 10.1016/j.jmmm.2009.08.039 Pecharsky, 1997, Giant magnetocaloric effect in Gd5 (Si2Ge2), Phys. Rev. Lett., 78, 494, 10.1103/PhysRevLett.78.4494 Morikawa, 2004, Effect of deviation from stoichiometry on magnetic and magnetocaloric properties in MnAs1−x Sbx, J. Magn. Magn. Mater., 272, 83, 10.1016/j.jmmm.2003.12.1036 Kartashev, 2010, Heat capacity magnetocaloric effect in manganites (La1−y Euy)0.7 Pb0.3 MnO3 (y: 0.2;06), J. Magn. Magn. Mater., 322, 22, 10.1016/j.jmmm.2009.10.026 Pękała, 2008, Magnetocaloric effect in La0.8Sr0.2MnO3 manganite, J. Alloys Compd., 456, 30, 10.1016/j.jallcom.2007.02.092 Koubaa, 2009, Magnetocaloric effect in polycrystalline La0.65Ba0.3M0.05MnO3 (M=Na, Ag, K) manganites, J. Magn. Magn. Mater., 321, 3578, 10.1016/j.jmmm.2009.05.002 Md Motin Sheik, L. Sudheendra, C.N.R. Rao, Magnetic properties of La0.5−xLnxSr0.5MnO3 (Ln=Pr, Nd, Gd and Y), J. Solid State Chem. 177 (2004) 3633–3639. Huo, 2007, Structure and magnetic properties of substitution of K for La in LaMnO3 perovskite, J. Alloys Compd., 433, 1, 10.1016/j.jallcom.2006.06.039 Das, 2007, Magnetic entropy change in polycrystalline La1−x Kx MnO3 perovskites, J. Alloys Compd., 440, 30, 10.1016/j.jallcom.2006.09.051 Huang, 2006, Synthesis and electrical conductivity of La2 NiO4+δ derived from a polyaminocarboxylate complex precursor, Mater. Lett., 60, 1892, 10.1016/j.matlet.2005.12.044 Tan, 2002, Preparation of nanosized LaCox Mn1−x O3 perovskite oxide using amorphous heteronuclear complex as a precursor, J. Alloys Compd., 337, 282, 10.1016/S0925-8388(01)01962-4 Boudaya, 1998, Magnetic and magnetoresistance properties in La1−x K+x MnO3 perovskite-type compounds rhombohedral, Phys. Condens. Mater., 10, 7485, 10.1088/0953-8984/10/33/017 Hueso, 2002, Tuning of the magnetocaloric effect in La0.67Ca0.33MnO3−δ nanoparticles synthesized by sol–gel techniques, Appl. Phys., 91, 9943, 10.1063/1.1476972 Hashimoto, 1981, Magnetic refrigeration in the temperature range from 10K to room temperature: the ferromagnetic refrigerants, Cryogenics, 21, 647, 10.1016/0011-2275(81)90254-X