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Surface structure of free-standing polyaniline thin films

✍ Scribed by Porter, T.L.; Caple, K.; Caple, G.


Book ID
122346774
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
427 KB
Volume
60
Category
Article
ISSN
0379-6779

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Thickness dependence of free-standing th
✍ GΓ©rald GuΓ©rin; Robert E. Prud'homme πŸ“‚ Article πŸ“… 2006 πŸ› John Wiley and Sons 🌐 English βš– 226 KB

## Abstract Below a critical thickness, of about 60 nm, the glass transition temperature of polystyrene (PS) films decreases with film thickness, as demonstrated using free‐standing films. A geometrical model is developed here describing this phenomenon in the case of ideal (Gaussian) chains. This