NASA Ames PAH IR Spectroscopic Database

You need a browser with JavaScript support in order to view the molecule in 3D

C₂₀H₁₂⁺

uid	392

Transitions — Left-clk & drag: Zoom; Right-clk: reset

This species has a counterpart in the theoretical library

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]
1572	6.361	30.7
1555	6.432	3.552
1532	6.527	24.68
1389	7.201	1.686
1341	7.455	4.575
1320	7.573	84.28
1305	7.66	2.348
1297	7.708	78.26
1279	7.819	6.622
1260	7.933	24.68
1235	8.099	21.67
1192	8.39	4.455
1141	8.764	18.66
1134	8.822	9.632
1093	9.147	60.2
1071	9.339	4.876
1030	9.706	8.428
991.8	10.08	10.84
784.5	12.75	19.26
724.4	13.8	16.25
589.5	16.96	10.84
583.3	17.14	4.997
545.2	18.34	22.27

Note(s):

The reported total integrated absorption cross-section for the CH_str band located around 3000 cm^-1 (3.3 μm) was established by disregarding any substructure seen in the band and simply integrating the entire feature, including any close-by bands.
Benzo[b]fluoranthene

You are kindly asked to consider the following references for citation when using the database:

C.W. Bauschlicher, Jr., A. Ricca, C. Boersma, L.J. Allamandola, "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE: COMPUTATIONAL VERSION 3.00 WITH UPDATED CONTENT AND THE INTRODUCTION OF MULTIPLE SCALING FACTORS", The Astrophysical Journal Supplement Series, 234, 32, 2018 10.3847/1538-4365/aaa019 — BibTeX - RIS
C. Boersma, C.W. Bauschlicher, Jr., A. Ricca, A.L. Mattioda, J. Cami, E. Peeters, F. Sánchez de Armas, G. Puerta Saborido, D.M. Hudgins, and L.J. Allamandola, "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE VERSION 2.00: UPDATED CONTENT, WEBSITE AND ON/OFFLINE TOOLS", The Astrophysical Journal Supplement Series, 211, 8, 2014 10.1088/0067-0049/211/1/8 — BibTeX - RIS
Mattioda, A. L., Hudgins, D. M., Boersma, C., Ricca, A., Peeters, E., Cami, J., Sánchez de Armas, F., Puerta Saborido, G., Bauschlicher, C. W., J., and Allamandola, L. J. "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE: THE LABORATORY SPECTRA", The Astrophysical Journal Supplement Series, 251, 22, 2020 10.3847/1538-4365/abc2c8 — BibTeX - RIS