Abstract
Studying the heating of oxidized porous Si excited by IR-pulses from a CO2 laser we observe a time delay of a fraction of a gs for some infrared frequencies. For 1030 cm(-1) the transfer of energy is nearly instantaneous, We discuss the implications of these results for the nonthermal processing. The surface Si-O layer can be resonantly excited above the temperature of the adjoining Si. Specific vibration modes of the surface layer (1076 cm(-1), 1030 cm(-1)) give sharp resonances in the light generation. (C) 2001 Elsevier Science B.V. All rights reserved.
| Original language | English |
|---|---|
| Pages (from-to) | 291-294 |
| Number of pages | 4 |
| Journal | Microelectronic Engineering |
| Volume | 59 |
| Issue number | 1-4 |
| DOIs | |
| Publication status | Published - 2001 |
Bibliographical note
ID number: ISI:000172218100041Fingerprint
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