Figure 10

CARS signal collected from the ambient air using the picosecond SC setup, exhibiting two peaks corresponding to nitrogen (2331 cm −1) and oxygen (1556 cm−1) vibrational transitions.

CARS signal collected from the ambient air using the picosecond SC setup, exhibiting two peaks corresponding to nitrogen (2331 cm −1) and oxygen (1556 cm−1) vibrational transitions.