Extended Data Fig. 4: Comparison between the experimental IRMPD spectrum of m/z 130 produced in the reaction in the ion trap (grey) and the IRPD spectrum of m/z 130 formed inside the ion storage source (red). | Nature Astronomy

Extended Data Fig. 4: Comparison between the experimental IRMPD spectrum of m/z 130 produced in the reaction in the ion trap (grey) and the IRPD spectrum of m/z 130 formed inside the ion storage source (red).

From: Low-temperature nitrogen-bearing polycyclic aromatic hydrocarbon formation routes validated by infrared spectroscopy

Extended Data Fig. 4

To evaluate the B3LYP/N07D level of theory, the calculated anharmonic infrared spectra of quinolizinium+ (N-5) and H-quinoline+ (Ca-6) are plotted as orange and green sticks, respectively.

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