Fig. 9.
Porosity of structures fabricated at (a) 40.6 J/mm3 produces dense structure and (b) 18.8 J/mm3 produces porous structure [57].
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.