Figure 7.
PLM images (×100) of PS and PO at −10 °C, 0 °C, 10 °C, 20 °C.
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.