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.
A bar chart showing the mean (a) Vickers surface microhardness (standard deviation); (b) nanohardness; (c) elastic modulus of eleven tested materials; resin composite CAD/CAM blocks (Lava Ultimate, Shofu, Cerasmart, Brilliant Crios, Grandio Blocs); polymer infiltrated ceramic network (PICN) ceramic block (Enamic); pure PEEK (Ceramill PEEK); ceramic filled PEEK (Dentokeep); and feldspathic ceramic block (Vitablocs Mark II); enamel and dentine.
