Figure 7.
Vertical beam size 
and lateral coherence length 
at a nanofocusing optic as a function of source size 
for three different emittances.
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.