用助熔剂提拉法生长了YIG(Y3Fe5O12)和YAlIG(Y3AlxFe5-xO12)单晶,尺寸约为φ10×7.0mm.经XRD测试,晶体均为立方晶系,晶格常数分别为:YIG,a=1.2376nm;YAlIG,a=1.2089nm.YAlIG晶体在红外波段透过率较高;经X射线荧光测定,其分子式为Y3Al2.96Fe2.04O12.室温下YAlIG磁化率大大低于YIG,初步推测可能是Al3+同时进入晶体结构中的四面体和八面体空位.
参考文献
| [1] | 潘普林B R;刘如水;沈德中;张红武,.晶体生长[M].北京:中国建筑工业出版社,1981:381-397. |
| [2] | Linares R C .Growth of Yttriun-iron Garnet from Molten Barium Borate[J].Journal of the American Ceramic Society,1962,45(07):307-310. |
| [3] | Laudise R A;Linares R C;Dearborn E F .Growth of Yttriun Iron Garnet on a Seed from a Molten Salt Solution[J].Journal of Applied Physics,1962,33(03):1362-1363. |
| [4] | Linares R C .Growth of Single-crystal Garnets by a Modified Pulling Technique[J].Journal of Applied Physics,1964,35(02):433-434. |
| [5] | Kestigian M .Yttriun-Iron Garnet Single-crystal Growth by the Combined Czochralski-molten Salt Solvent Technique[J].Journal of the American Ceramic Society,1967,50(03):165-166. |
| [6] | 刘来保.X射线定向仪的应用技术[M].北京:科学出版社,1990:182. |
| [7] | 黄永杰.磁性材料[M].北京:电子工业出版社,1994:117. |
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%