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- Process-induced strain in silicon-on-insulator materials hal link

Auteur(s): Tiberj A., Fraisse B., Blanc C., Contreras S., Camassel J.

Conference: Conference on Extended Defects in Semiconductors (EDS 2002) (BOLOGNA (ITALY), FR, 2002-06-01)


Ref HAL: hal-00543870_v1
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Résumé:

We present a detailed investigation of the influence of oxidation and thinning processes on the in-plane stress in silicon-on-insulator materials. Combining double x-ray diffraction, Fourier transformed infrared and micro-Raman spectroscopy, we show that one can separately evaluate the stress present in the silicon over layer, the buried oxide and the underlying (handle) silicon wafer at any time of a device-forming process.