Fig. 1.
Experimental setup of the soliton generation, SHG, and two-photon excited fluorescence imaging. PBS, polarization beam splitter; LPF, long-pass filter; SPF, short-pass filter; SU, scanning unit; PMT, photomultiplier tube.
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.