Fig. 4: Variation of the DC-PTS amplitude with gas concentration. | Nature Communications

Fig. 4: Variation of the DC-PTS amplitude with gas concentration.

From: Dual-comb photothermal spectroscopy

Fig. 4

The DC-PTS system shows an excellent linear response with an R2 value of 0.999. Inset: representative DC-PTS spectra of C2H2 with different concentrations.

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