Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Variation of the difference between the maximum and minimum shear stress experienced by a point on the vessel wall. The normalization of the shear stress is done with the corresponding base value. The solid line represents the clean interface and the dashed line represents the surfactant coated interface.
