Heterogeneity at the Glass Transition: Translational and Rotational Self-Diffusion
β Scribed by Chang, Inyong; Sillescu, Hans
- Book ID
- 121304956
- Publisher
- American Chemical Society
- Year
- 1997
- Tongue
- English
- Weight
- 194 KB
- Volume
- 101
- Category
- Article
- ISSN
- 0022-3654
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π SIMILAR VOLUMES
## Abstract The freeβvolume theory of diffusion is used to predict the effect of the glass transition on the concentration dependence of the solvent selfβdiffusion coefficient at constant temperature. The theoretical prediction is in agreement with experimental data. Β© 2003 Wiley Periodicals, Inc.
Symmetric polydisperse ( M w Γ 23 1 10 4 , M w /M n Γ 2.84) and monodisperse (M w Γ 21 1 10 4 , M w /M n Γ΅ 1.05) polystyrene (PS), and asymmetric polydisperse PS/ poly(2,6-dimethyl 1,4-phenylene oxide) (PPO) interfaces have been bonded in the vicinity of the glass transition temperature ( T g ) of P