Figure 3.
Virgin powder. (a) Particle size distribution (using the ImageJ software, 130 particles were measured for statistical significance), (b) tentative particle size measurement in a scanning electron micrograph using the SmartTiff software.
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.