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.
Acquired CARS spectra for one, two, and three laser shots at the optimal probe delay. Parameters were as follows. (a) Pump wavelength λ1 = 1.25 μm, 4 μJ per pulse; probe, λ3 = 805.8 nm, Δω3 = 30 cm−1, 3 μJ per pulse; Stokes, λ2 = 1.54 μm, 4 μJ per pulse. (b) Stokes, λ2 = 1.56 μm, 4 μJ per pulse.
