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.
Scanning electron micrographs of Cercon ceramic specimens after surface treatment; G: Machined finish and post-sintered, H: Machined finish, post-sintered, and sandblasted, I: Machined finish, post-sintered, and Nd;YAG laser irradiated (×600).
