Abstract
Coherent InAsxP1-x islands were formed on the InP (100) and the InP (3 1 1)B surfaces by As/P exchange reaction under As flux and atomic H irradiation at 480°C. Islands on the InP (1 0 0) surface were found only formed at the step edges with an extremely low density. Contrary to the InP (1 0 0) surface, dense islands were formed on the InP (3 1 1)B surface. Especially, the InAsxP1-x island arrays on the InP (3 1 1)B surface exhibited a significant narrowing of the size dispersion and a surprisingly strong nearest-neighbor correlation. It is suggested that long-range elastic interaction between self-assembled islands via the anisotropically strained substrate play a crucial role in this self-organization process.
| Original language | English |
|---|---|
| Pages (from-to) | 639-644 |
| Number of pages | 6 |
| Journal | Journal of Crystal Growth |
| Volume | 233 |
| Issue number | 4 |
| DOIs | |
| State | Published - Dec 2001 |
| Externally published | Yes |
Keywords
- A1. atomic force microscopy
- A1. low dimensional structures
- B2. semiconducting III-V matrials
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