Immiscible Droplet Collision

Non-Newtonian wrapping

Spontaneous wrapping of a non-Newtonian droplet by a Newtonian one due to interfacial tension and viscosity differences after collision.

Qian, Lijuan · Xinwei, Liu · Zhu, Chenlin

Physics of Fluids 2024

Advantages

Droplet wrapping phenomenon produced by different three-phase interfacial tensions and viscosities

Predictive model for dimensionless maximum spreading diameter and spreading time derived