Journal article
Quantum confined Stark effect of InGaN/GaN multi-quantum disks grown on top of GaN nanorods.
- Abstract:
- We have investigated, using micro-photoluminescence, the quantum confined Stark effect in an In(x)Ga(1-x)N/GaN multi-quantum disk structure at the tip of a single GaN nanorod. A strong and sharp emission line from the In(x)Ga(1-x)N/GaN quantum disks near 3.26 eV was observed. The peak energy of the emission line was observed to blue-shift with increasing excitation power, indicating a quantum confined Stark effect. Furthermore, both the blue-shift and the intensity of the emission saturate with increasing excitation power. The temperature-dependence of the 3.26 eV emission line has also been investigated.
- Publication status:
- Published
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- Publisher copy:
- 10.1088/0957-4484/21/11/115401
Authors
- Journal:
- Nanotechnology More from this journal
- Volume:
- 21
- Issue:
- 11
- Pages:
- 115401
- Publication date:
- 2010-03-01
- DOI:
- EISSN:
-
1361-6528
- ISSN:
-
0957-4484
- Language:
-
English
- Pubs id:
-
pubs:48917
- UUID:
-
uuid:f1969ad4-5f91-42eb-8f9c-50507b230960
- Local pid:
-
pubs:48917
- Source identifiers:
-
48917
- Deposit date:
-
2012-12-19
- ARK identifier:
Terms of use
- Copyright date:
- 2010
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