Abstract
In this paper, high-quality ZnO film was grown by metal-organic chemical vapor deposition. Post-thermal annealing was performed on ZnO film in vacuum and oxygen condition. We could find only the X-ray diffraction pattern of (0 0 2) ZnO film indicating strong c-oriented growth. The quality of ZnO film was improved by thermal annealing in vacuum as confirmed by XRD and photoluminescence measurement. Raman scattering on as-grown ZnO film indicated that the quality of ZnO film was improved by thermal annealing in oxygen. The intensity of deep-level emission increased much after annealing in oxygen, while it nearly did not change after annealing in vacuum. We believed that the deep-level emission was related to zinc vacancy. The resistivity increased from 2.4 to 1100 Ωcm after thermal annealing in oxygen.
| Original language | English |
|---|---|
| Pages (from-to) | 275-278 |
| Number of pages | 4 |
| Journal | Journal of Crystal Growth |
| Volume | 252 |
| Issue number | 1-3 |
| DOIs | |
| State | Published - May 2003 |
| Externally published | Yes |
Keywords
- A3. Metalorganic chemical vapor deposition
- B1. Oxides
- B2. Semiconducting II-VI materials
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