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. Author manuscript; available in PMC: 2015 Dec 7.
Published in final edited form as: Anal Methods. 2014 Dec 7;6(23):9328–9332. doi: 10.1039/C4AY01655F

Figure 1.

Figure 1

Typical TIMS spectra (Tramp=500ms) of a) Pyrene (R=90), b) Chrysene (R=103), c) Triphenylene (R=107), d) 1,2- Benzanthracene (R=98), e) 2,3- Benzanthracene (R=96), f) Perylene (R=113), g) Benzo(a)pyrene (R=133), h) Benzo(e)pyrene (R=102), i) Pentacene (R=96), j) 1,2,3,4- Dibenzanthracene (R=155), k) 1,2:5,6 Dibenzanthracene (R=98) and l) Rubrene (R=125). In the inset, the DFT/B3LYP/6-31++G(d,p) isosurface and a space-filled model representation of the molecular ions is