NASA Ames PAH IR Spectroscopic Database

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C₄₈H₂₀

uid	100

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]
3063	3.264	307.1
1919	5.211	7.227
1898	5.268	2.83
1894	5.28	1.987
1774	5.635	2.71
1766	5.664	3.011
1756	5.696	2.047
1675	5.969	2.59
1622	6.165	54.2
1513	6.608	5.781
1492	6.703	27.1
1456	6.866	15.05
1448	6.907	2.71
1409	7.098	10.24
1382	7.235	13.85
1372	7.291	1.746
1359	7.357	4.878
1329	7.525	2.59
1315	7.603	60.22
1306	7.656	7.829
1293	7.736	22.88
1240	8.067	4.396
1219	8.206	9.033
1146	8.722	21.08
1136	8.806	2.71
1006	9.943	10.24
908.8	11	1.325
886.6	11.28	96.35
875.5	11.42	10.24
857.2	11.67	3.914
849.2	11.78	120.4
797.7	12.54	25.89
784.2	12.75	2.951
780.6	12.81	5.54
772.6	12.94	2.228
740.5	13.5	5.119
735.4	13.6	4.517
577.1	17.33	18.67
544.3	18.37	25.89

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.
Dicoronylene

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