Zum Anzeigen dieser Inhalte ist ein JoVE-Abonnement erforderlich. Melden Sie sich an oder starten Sie Ihre kostenlose Testversion.
Cooling Rate Dependent Ellipsometry Measurements to Determine the Dynamics of Thin Glassy Films
Kapitel
- 00:05Titel
- 00:56Film Preparation and Film Thickness Determination
- 04:06Cooling Rate Dependent Glass Transition Temperature Measurements
- 06:59Results: Finding the Glass Transition Temperature and Analyzing the Average Film Dynamics of 110 nm Polystyrene
- 08:28Conclusion
Here, we present a protocol for cooling rate dependent ellipsometry experiments, which can determine the glass transition temperature (Tg), average dynamics, fragility and the expansion coefficient of the super-cooled liquid and glass for a variety of glassy materials.
