NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3075	3.252	14.37	A₁	0.958
3074	3.253	93.52	B₂	0.958
3065	3.263	74.68	A₁	0.958
3063	3.265	19.96	B₂	0.958
3057	3.271	24.37	A₁	0.958
3056	3.272	5.43	B₂	0.958
3049	3.28	4.369	A₁	0.958
3047	3.282	1.109	B₂	0.958
3045	3.284	2.972	A₁	0.958
3044	3.285	6.023	A₁	0.958
3042	3.287	3.039	B₂	0.958
1592	6.281	6.723	A₁	0.958
1567	6.381	9.581	B₂	0.958
1546	6.467	0.2671	A₁	0.958
1538	6.503	3.737	B₂	0.958
1536	6.511	3.796	A₁	0.958
1517	6.593	0.0623	B₂	0.958
1483	6.744	2.279	B₂	0.958
1471	6.798	6.267	A₁	0.958
1442	6.933	1.25	A₁	0.958
1431	6.99	0.0881	B₂	0.958
1427	7.006	0.0991	A₁	0.958
1417	7.058	3.009	B₂	0.958
1384	7.228	0.0446	A₁	0.958
1377	7.262	2.232	B₂	0.958
1357	7.367	4.163	B₂	0.958
1324	7.553	0.021	B₂	0.958
1313	7.614	3.99	A₁	0.958
1296	7.714	1.747	A₁	0.958
1260	7.938	0.023	A₁	0.958
1248	8.015	3.404	B₂	0.958
1220	8.2	0.0059	A₁	0.958
1196	8.359	0.8526	B₂	0.958
1188	8.42	6.078	A₁	0.958
1187	8.424	2.898	B₂	0.958
1180	8.475	0.5895	B₂	0.958
1158	8.637	0.6067	B₂	0.958
1151	8.687	2.333	A₁	0.958
1111	8.998	1.393	A₁	0.958
1089	9.186	2.544	B₂	0.958
1059	9.447	0.471	A₁	0.958
1036	9.65	0.4318	B₂	0.958
975.1	10.26	0.1282	B₁	0.958
969.5	10.32	0	A₂	0.958
966.2	10.35	1.096	B₁	0.958
956.8	10.45	0	A₂	0.958
945.1	10.58	0.6766	A₁	0.958
937.6	10.67	0.055	B₂	0.958
887.9	11.26	0.114	B₁	0.958
875.7	11.42	0	A₂	0.958
854	11.71	118.4	B₁	0.958
826.6	12.1	6.751	B₁	0.958
817.2	12.24	0.002	A₁	0.958
815.6	12.26	0	A₂	0.958
800.4	12.49	0.2865	B₁	0.958
783.6	12.76	2.219	B₂	0.958
762.1	13.12	0	A₂	0.958
749.4	13.34	0.5699	B₂	0.958
746.5	13.4	34.27	B₁	0.958
728.8	13.72	0	A₂	0.958
689.4	14.51	0.3045	A₁	0.958
683.5	14.63	14.35	B₁	0.958
647.7	15.44	0.2179	A₁	0.958
613.3	16.3	7.641	B₁	0.958
602.4	16.6	0	A₂	0.958
577.8	17.31	1.801	B₂	0.958
546.9	18.29	0.1877	A₁	0.958
516.7	19.35	0.4825	B₁	0.958
516.4	19.36	0	A₂	0.958
515.3	19.4	0.0033	B₂	0.958
505.4	19.79	0.2968	A₁	0.958
487.9	20.5	3.083	B₁	0.958
450.6	22.19	0	A₂	0.958
438.6	22.8	2.331	B₂	0.958
398.6	25.09	0.2073	A₁	0.958
385.6	25.94	0.0063	B₂	0.958
323.8	30.88	0.0851	B₁	0.958
304.5	32.84	1.293	A₁	0.958
282.5	35.39	0	A₂	0.958
254.8	39.25	1.128	B₁	0.958
208.3	48	0	A₂	0.958
177.8	56.23	4.07	B₁	0.958
97.96	102.1	0	A₂	0.958
97.36	102.7	1.016	B₁	0.958

Note(s):

Neutral The electronic state is 2-B1.

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

Bauschlicher, Jr., C.W., Ricca, A., Boersma, C., Allamandola, L.J., "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
Boersma, C., Bauschlicher, Jr., C.W., Ricca, A., Mattioda, A.L., Cami, J., Peeters, E., Sánchez de Armas, F., Puerta Saborido, G., Hudgins, D.M., Allamandola, L.J., "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
Ricca, A., Boersma, C., Maragkoudakis, A., Roser, J.E., Shannon, M.J., Allamandola, L.J., Bauschlicher Jr., C.W., "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE: COMPUTATIONAL VERSION 4.00, SOFTWARE TOOLS, WEBSITE, AND DOCUMENTATION", The Astrophysical Journal Supplement Series, XXX, YYY, 2025 10.3847/1538-4365/ae1c38 — BibTeX - RIS