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.
Fragment of a structure consisting of sequentially recorded tracks with LIPSSs using an initial partially polarized laser beam. Recording regime: τ = 4 ns, Pav = 90 mW, f = 50 kHz, ε = 20 mJ/cm2 (for a single track see Figure 2a). Sample photo is shown in the inset.
