Acoustic dispersion in silica aerogels observed by brillouin scattering : Evidence for phonon-fracton crossover
- E. Courtens
- J. Pelous
- et al.
- 1987
- Journal of Non-Crystalline Solids
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25 results for René Vacher
Brillouin spectroscopy of polarization fluctuations in Rb1-x(NH4)xH2PO4 mixed crystals: Concentration dependence
- Eric Courtens
- René Vacher
- et al.
- 1987
- Physical Review B
Structure and dynamics of fractal aerogels
- E. Courtens
- R. Vacher
- 1987
- Zeitschrift für Physik B Condensed Matter
Spectroscopy of glassy systems with a relaxation-time distribution: Application to Brillouin scattering on Rb0.65(NH4)0.35H2PO4
- Eric Courtens
- René Vacher
- 1987
- Physical Review B
Brillouin spectroscopy of polarization fluctuations in a a Rb1-x(NH4)xH2PO4 glass
- Eric Courtens
- René Vacher
- et al.
- 1986
- Physical Review B