通过环境友好的水热法制备了钙钛矿型稀土锰酸盐Gd1-xDyxMn℃3(0≤x≤1),该系列化合物具有正交结构(属于pbnm空间群).在合成反应中,Mn(OH)2在强碱体系下被空气中O2氧化生成包含Mn3+的反应前驱物；锰酸盐的晶体生长、反应温度和碱度对其有明显的影响.磁性表征结果显示Dy3+对Gd3+的取代引起了化合物低温磁有序的竞争.
参考文献
| [1] | Kimura T;Goto T;Shintani H et al.Magnetic control of ferroelectric polarization[J].Nature,2003,426:55-58. |
| [2] | Kajimoto R;Yoshizawa H;Shintani H et al.Magnetic structure of TbMnO3 by neutron diffraction[J].Physical Review B:Condensed Matter,2004,70:012401-012404. |
| [3] | Yakel H L;Koehler W D;Bertaut E F et al.The crystal structure of the manganese (Ⅲ) trioxides of the heavy lanthanides and Yt-trium[J].Acta Crystallographica,1963,16:957-962. |
| [4] | T. Goto;T. Kimura;G. Lawes;A. P. Ramirez;Y. Tokura .Ferroelectricity and Giant Magnetocapacitance in Perovskite Rare-Earth Manganites[J].Physical review letters,2004(25 Pt.1):257201.1-257201.4. |
| [5] | Ivanov V Y;Mukhin A A;Travkin V D et al.Magnetic,dielectric and magnetoelectric properties of new family of orthorhombic multiferroic Eu1-xYxMnO3 manganites[J].Journal of Magnetism and Magnetic Materials,2006,300:e130-e133. |
| [6] | Zhang G Q;Luo S J;Dong S et al.Enhanced ferroelectricity in orthorhombic manganites Gd1-xHoxMnO3[J].Journal of Applied Physics,2011,109:07D901-07D903. |
| [7] | Shouhua Feng;Ruren Xu .New Materials in Hydrothermal Synthesis[J].Accounts of Chemical Research,2001(3):239-247. |
| [8] | Yan Chen;Hongming Yuan;Guanghua Li;Ge Tian;Shouhua Feng .Crystal growth and magnetic property of orthorhombic RMnO_3 (R = Sm-Ho) perovskites by mild hydrothermal synthesis[J].Journal of Crystal Growth,2007(1):242-248. |
| [9] | Li G S;Mao Y C;Li L P et al.Solid solubility and transport properties of nanocrystalline (CeO2)1-x (BiO1.5)x by hydrothermal conditions[J].Chemistry of Materials,1999,11:1259-1266. |
| [10] | 姚朋军,王兢,赵林,戚金清,苏梅英.水热合成法制备La_（0.7）Sr_（0.3）FeO_3纳米线的合成机理研究[J].功能材料,2012(08):969-972. |
| [11] | 陈先勇,唐琴,刘代俊.独特形貌碳酸钙的微波水热合成与表征[J].功能材料,2012(09):1109-1112,1117. |
| [12] | Xiong-Fei Shen;Yun-Shuang Ding;Jia Liu;Jun Cai;Kate Laubernds;Richard P. Zerger;Alexandre Vasiliev;Mark Aindow;Steven L. Suib .Control of Nanometer-Scale Tunnel Sizes of Porous Manganese Oxide Octahedral Molecular Sieve Nanomaterials[J].Advanced Materials,2005(7):805-809. |
| [13] | Feng Q;Higashimoto Y;Kajiyoshi K et al.Synthesis of lithium manganese oxides from layered manganese oxides by hydrothermal soft chemical process[J].Journal of Materials Science Letters,2001,20:269-271. |
| [14] | Deliang Zhu;Hong Zhu;Yuheng Zhang .Microstructure and magnetization of single-crystal perovskite manganites nanowires prepared by hydrothermal method[J].Journal of Crystal Growth,2003(1/2):172-175. |
| [15] | A. A. Mukhin;V. Yu. Ivanov;V. D. Travkin .Effect of rare-earth ions on magnetic properties and spin excitations in manganites[J].Journal of Magnetism and Magnetic Materials,2004(1):96-97. |
| [16] | Hemberger J;Lobina S;Krugvon Nidda H A et al.Complex interplay of 3d and 4f magnetism in La1-xGdx MnO3[J].Physical Review B:Condensed Matter,2004,70:024414-024421. |
| [17] | Munoz A.;Alonso JA.;Martinez-Lope MJ.;Martinez JL. Fernandez-Diaz MT.;Casais MT. .Complex magnetism and magnetic structures of the metastable HoMnO3 perovskite[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,2001(5):1020-1028. |
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