Configurons: Thermodynamic Parameters and Symmetry Changes at Glass Transition
Abstract
Thermodynamic parameters of configurons - elementary excitations resulting from broken bonds in amorphous materials - are found from viscosity-temperature relationships. Glass-liquid transition phenomena and most popular models are described along with the configuron model of glass transition. The symmetry breaking, which occurs as a change of Hausdorff dimension of bonds, is examined at glass-liquid transition. Thermal history effects in the glass-liquid transition are interpreted in terms of configuron relaxation.
- Publication:
-
Entropy
- Pub Date:
- September 2008
- DOI:
- 10.3390/e10030334
- Bibcode:
- 2008Entrp..10..334O
- Keywords:
-
- Amorphous materials;
- glasses;
- glass transition;
- melts;
- viscosity;
- bonds