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 inset refers to the PSDs calculated from the desorption branches of the isotherms. While filled symbols show adsorption branches of isotherms, empty ones for the same symbol show desorption branches.
