采用射频磁控溅射法在80℃衬底温度下制备了MgxZn1-xO(x=0.23)薄膜,用X射线衍射(XRD)、高分辨透射电镜(HRTEM)、喇曼(Raman)光谱和原子力显微镜(AFM)研究了薄膜的结构特性.XRD和HRTEM分析结果表明MgxZn1-xO薄膜为单相六角纤锌矿结构,且具有沿c轴的择优取向,晶格常数与ZnO晶体的近似相等.Raman光谱不仅揭示MgxZn1-xO薄膜具有六角纤锌矿结构,而且也表明MgxZn1-xO薄膜的结晶质量比在相同条件下制备的ZnO薄膜好.AFM图像则显示出MgxZn1-xO薄膜为多晶结构.
参考文献
[1] | Kong Y C,Yu D P,Zhang B,et al.Applied Physics Letters,2001,78 (4):407-409. |
[2] | Muthukumar S,Zhong J,Chen Y,et al.Applied Physics Letters,2003,82 (5):742-744. |
[3] | Chen Y,Bagnall D M,Koh H,et al.Journal of Applied Physics,1998,84 (7):3912-3918. |
[4] | Bagnall D M,Chen Y F,Zhu Z,et al.Applied Physics Letters,1997,70 (17):2230-2232. |
[5] | Ohtomo A,Kawasaki M,Koida T,et al.Applied Physics Letters,1998,72 (19):2466-2468. |
[6] | Ohtomo A,Tamura K,Kawasaki M,et al.Applied Physics Letters,2000,77 (14):2204-2206. |
[7] | Zhao D X,Liu Y C,Shen D Z,et al.Journal of Crystal Growth,2002,234:427-430. |
[8] | Park W I,Yi G C,Jang H M.Applied Physics Letters,2001,79 (13):2022-2024. |
[9] | Zeng J N,Low J K,Ren Z M,et al.Applied Surface Science,2002,197-198:362-367. |
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%