Fig. 1. Overview of biocomposite 3D printing process and the printed prototypes: (a) uniformly porous reference PLA filter, (b) corresponding PLA/HAp filter, (c) gradient porosity reference PLA filter, (d) corresponding PLA/HAp filter.
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.