Fig. 2.
Higuchi's diffusion plot for different formulations.
Formulation F1 (–●–), F2 (–✳–), F3 (–×–), F4 (–▲–).
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.