Figure 3.
XRD spectra of H0, H1, H3, H8, and H21. X (halloysite-7 Å), M (aluminium silicon oxide), S (quartz), R (silicon oxide), G (graphite).
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.