通过Co-Ti掺杂手段对M型钡铁氧体的磁电性能进行了改性,确定了较佳的掺杂量及配方工艺.在制备Co-Ti取代的BaM铁氧体时,采用取代量为1.0的BaM的铁氧体材料,起始磁导率从1.5提高至15,矫顽力Hc达到最小,而且介电常数随着频率的升高而减小.可用于制作高频片式电感.Co-Ti的引入,使材料的烧结温度降至1000℃.
参考文献
| [1] | Doug-Youn Lee,Young-Il Oh,Dong-Hyun Kim,Synthesis and performance of magnetic composite comprising barium ferrite and biopolymer,IEEE Transactions on Magnetics,40(4),2961(2004) |
| [2] | Seung-Woo Lee,Jack Drwiega,Chang-Yu Wu,Anatase TiO2 nanoparticle coating on barium ferrite using titanium bis-ammonium lactato dihydroxide and its use as a magnetic photocatalyst,Chemistry of Materials,16(6),160(2004) |
| [3] | Makled M.H.,Matsui T.,Tsuda H.,Magnetic and dynamic mechanical properties of barium ferrite-natural rubber composites,Journal of Materials Processing Technology,160(2),29(2005) |
| [4] | Guohong Mu,Na Chen,Xifeng Peng,Microwave absorption properties of hollow microsphere/titania/M-type Ba ferrite nanocomposites,Applied Physics Letters,91,043110(2007) |
| [5] | Guohong Mu,Xifeng Pan,Haigen Sen,et al.Preparation and magnetic properties of composite powders of hollow microspheres coated with barium ferrite,Materials Science and Engineering.A,445,563(2007) |
| [6] | Z.Simsa,S.Lego,R.Gerber,Cation distribution in Co-Ti-substituted barium hexaferrites,Journal of Magnetism and Magnetic Materials,140,103(1995) |
| [7] | J.Williams,J.Adetunji,M.Gregori,Mossbauer spec-troscopic determination of magnetic moments of Fe3+ and Co2+ in substituted barium hexaferrite Ba(CoTi)xFe12-2xOi9,Journal of Magnetism and Magnetic Materials,2000,24(220) |
| [8] | Zhang Haijun,Liu Zhichao,Ma Chenliang,Preparation and microwave properties of Co-and Ti-doped barium ferrite by sol-gel process,Materials Chemistry and Physics,80,29(2003) |
| [9] | C.Wang,L.Li,J.Zhou,Microwave and high-frequency magnetic properties of low-temperature sintered Co-Ti substituted barium ferrites,Journal of Magnetism and Magnetic Materials,257,00(2003) |
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