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.
TEM characterization of one part of a ribbon collected after stage II (Figures 1 and 4) in a free drift nucleation experiment in the presence of 5.0 μg mL−1 Amel. The inserted SAED pattern confirmed that the ribbonlike structure was HAP. The long arrow indicates the long axis direction of the elongated microstructures.
