Figure 7. XPS spectra of C element.
(a) and Raman spectra (b) of the worn tracks lubricated by MACs+G with AO, UV and EL irradiation.
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.