> 2 min

Work of adhesion - What is it and how to measure it?

Work of adhesion is defined as a work required to separate two phases from each other.

~ 3 min

Wenzel equation – How roughness is related to wettability?

Wenzel equation states that adding surface roughness will enhance the wettability caused by the chemistry of the surface.

> 5 min

Wettability measurements to evaluate biocompatibility

Interactions at the material surface is influenced by the wettability of the material. Wettability measurements are done to evaluate biocompatibility.

~ 3 min

3 examples where adhesion is important

Adhesion plays an important role in daily and industrial processes. Adhesion can be either wanted or unwanted.

~ 2 min

Surface tension of artificial blood for medical face mask evaluation

Surface tension of blood is an important characteristic when protective materials are being evaluated.

< 5 min

Brewster angle microscopy – A powerful tool for thin film visualization

Brewster angle microscopy is a powerful tool for thin film visualization at air-water interface.

~ 4 min

Biocompatibility: Biomaterial interaction with the biological surrounding

Cell-biomaterial interactions are affected by the surface properties of the material such as surface chemistry, wettability and surface roughness.

> 3 min

Comparison of contact angle measurements on superhydrophobic surfaces

Advancing and receding angles should be measured as the low contact angle hysteresis is also a requirement for superhydrophobicity.

< 4 min

Rheology: What is the difference between bulk and interfacial rheology?

Rheology studies the flow and deformation of the fluid. Interfacial rheology studies the same for interfacial layers.

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