Angela Rippley's Lab Photography
Polyurethane Crystallization
While performing a swell test of a particular polyurethane sample in ethyl acetate, a nice recrystallization occurred.
Bubble Nucleation
Quickly degassing a two-part adhesive is essential. Bubbles may nucleate during cure.
Contact Angle Analysis
The ImageJ software program has a contact angle plugin. This photo is a 20uL DI water drop on Ti 6 4 alloy.