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.
The height of each bar on the graph corresponds to the mean slope of five curves obtained for each region. The horizontal black bars represent the mean adhesive step values.
