采用传统固相反应法制备了Y1.05Bi0.75Ca1.2Fe4.4-xV0.6BxO12 (Bx:Bi-CVG)系列铁氧体试样.借助XRD、SEM及MATS等技术手段研究了烧结助剂B2O3对Bi-CVG铁氧体的体积密度、相组成、微观结构及磁性能的影响.研究结果表明,掺B可以有效降低Bi-CVG铁氧体的烧成温度,提高材料的烧结密度并且影响其微观结构和磁性能.在1040℃×6 h条件下烧结、B掺杂量为x=0.025时,制备出综合性能良好的Bi-CVG铁氧体材料:室温时D＝5.11g/cm3,DR.T=97.2%,Bs=37.30mT,Br=25.54mT,Hc=0.87kA/m.
参考文献
| [1] | Yen-Pei Fu;Dung-Shing Hung;Chih-Wen Cheng .Non-isothermal crystallization kinetics and microwave properties of Bi_(0.75)Y_(2.25)Fe_5O_(12) prepared by coprecipitation[J].CERAMICS INTERNATIONAL,2009(2):559-564. |
| [2] | Qinghui Yang;Huaiwu Zhang;Yingli Liu;Qiye Wen;Lijun Jia .The magnetic and dielectric properties of microwave sintered yttrium iron garnet (YIG)[J].Materials Letters,2008(17/18):2647-2650. |
| [3] | 孙光飞;强文江.磁功能材料[M].北京:化学工业出版社,2007:348-362. |
| [4] | Tsay CY;Lin CK;Cheng HC;Liu KS;Lin IN .Low temperature sintering and magnetic properties of garnet microwave magnetic materials[J].Materials Chemistry and Physics,2007(2/3):408-413. |
| [5] | 洪向东,许启明.宽温度、大功率微波铁氧体材料研究[J].材料开发与应用,2008(02):24-26. |
| [6] | Zhenxing Yue;Ji Zhou;Longtu Li .Synthesis of nanocrystalline NiCuZn ferrite powders by sol-gel auto-combustion method[J].Journal of Magnetism and Magnetic Materials,2000(1/2):55-60. |
| [7] | 蔡健益;陈锦毅;郑华琦.铋钙钒石榴石之磁性与微波特性研究[A].北京,2006 |
| [8] | 王宁,赵梅瑜,殷之文.微波介质陶瓷的中低温烧结[J].无机材料学报,2002(05):915-924. |
| [9] | Tsay CY.;Liu CY.;Liu KS.;Lin IN.;Hu LJ.;Yeh TS. .Low temperature sintering of microwave magnetic garnet materials[J].Journal of Magnetism and Magnetic Materials,2002(1/3):490-494. |
| [10] | Hongjie Zhao;Ji Zhou;Yang Bai .Effect of Bi-substitution on the dielectric properties of polycrystalline yttrium Iron garnet[J].Journal of Magnetism and Magnetic Materials,2004(2/3):208-213. |
| [11] | Song YY.;Kim WT.;Park JR.;Kim TH.;Yu SC. .The effect of Bi2O3 addition on the microstructure and magnetic properties of YIG[J].Journal of Magnetism and Magnetic Materials,1998(1):257-258. |
| [12] | Hodges Jr L R;Rodrigue G P;Harrison G R.Magnetic and microwave properties of calcium vanadium-substitutedgarnets[J].Journal of Applied Physics,1966(37):1085-1086. |
| [13] | A. Kianvash;R. Arghavanian;S. Zakerifar .The effect of TiO_2 addition on the microstructure and magnetic properties of Bi-CVG material[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2008(1/2):432-435. |
| [14] | 江东亮;李龙土;欧阳世翕.中国材料工程大典第8卷[M].北京:化学工业出版社,2006:420-449. |
| [15] | Globus A;Duplex P .Determination of initial magnetization curve from crystallites size and effective anisotropy field[J].IEEE Transactions on Magnetics,1971,7(03):617-621. |
| [16] | Paladino A E;Maguire E A .Microstructure dev-elopment in yttrium iron garnet[J].Journal of the American Ceramic Society,1970,53(02):98. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%