Figure 3.
Variations and fitting curves of Raman intensity in PP main characteristic bands with different numbers of extrusions. (a) 832 cm−1, (b) 967 cm−1, (c) 1150 cm−1, (d) 1324 cm−1, (e) 1454 cm−1.
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.