Figure 1.
AFM tip. SEM images (Hitachi Regulus SU 8230) of an Olympus AC160 AFM probe, with a measured tip diameter of 9 nm (unpublished data obtained by Colin Grant).
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.