Abstract
Pulse measurements on the porous-Si/electrolyte system are used to determine the surface effective area and the surface-state density at various stages of the anodization process used to produce the porous material. The measurements are combined with studies of the luminescence spectra and scanning tunneling microscopy. Preliminary results indicate that for 1-2 minute anodization, the roughness scale is of the order of 1-2 nm. On the other hand, after 10 minutes anodization the roughness microstructure becomes finer. These findings indicates that the various characteristics studied are closely interrelated.
| Original language | English |
|---|---|
| Pages (from-to) | 899-904 |
| Number of pages | 6 |
| Journal | Materials Research Society Symposium - Proceedings |
| Volume | 378 |
| DOIs | |
| State | Published - 1995 |
| Externally published | Yes |
| Event | Proceedings of the 1995 MRS Spring Meeting - San Francisco, CA, USA Duration: 17 Apr 1995 → 21 Apr 1995 |
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