Structure of silica aerogels and vibrational dynamics in fractal materials and glasses: Electron microscopy and low-frequency Raman scattering
| Autor: | T. Achibat, Bernard Champagnon, J. Seruchetti, Aziz Boukenter, Eugène Duval, J. Dumas |
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| Rok vydání: | 1992 |
| Předmět: |
Materials science
Scanning electron microscope General Chemical Engineering Analytical chemistry General Physics and Astronomy Aerogel Low frequency Microstructure Condensed Matter::Disordered Systems and Neural Networks law.invention Condensed Matter::Soft Condensed Matter symbols.namesake Fractal law Chemical physics symbols Electron microscope Raman scattering |
| Zdroj: | Philosophical Magazine B. 65:181-189 |
| ISSN: | 1463-6417 1364-2812 |
| DOI: | 10.1080/13642819208217895 |
| Popis: | Electron microscopy observations are presented to determine the structure of silica aerogels and the fractal domains. The model of Raman scattering from disordered fractal materials is discussed. The localized acoustic modes in glasses are compared with fractons. |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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