NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3110	3.216	17.6	A₁	0.958
3086	3.24	6.73	B₂	0.958
3083	3.243	30.96	A₁	0.958
3074	3.253	95.35	B₂	0.958
3072	3.255	0.2686	A₁	0.958
3066	3.261	68.45	A₁	0.958
3065	3.262	26.71	B₂	0.958
3057	3.271	2.673	B₂	0.958
3057	3.271	12.15	A₁	0.958
3047	3.282	0.0019	A₁	0.958
3047	3.282	8.623	B₂	0.958
3045	3.284	12.4	A₁	0.958
3044	3.286	0.0383	B₂	0.958
3041	3.288	4.931	A₁	0.958
1616	6.187	3.162	A₁	0.958
1609	6.217	0.8905	B₂	0.958
1602	6.244	0.2513	B₂	0.958
1598	6.258	0.9269	A₁	0.958
1586	6.303	0.7369	B₂	0.958
1546	6.469	0.0113	A₁	0.958
1542	6.487	1.664	B₂	0.958
1507	6.634	13.17	A₁	0.958
1487	6.723	18.27	B₂	0.958
1475	6.778	0.8672	A₁	0.958
1454	6.875	19.22	B₂	0.958
1436	6.966	1.299	A₁	0.958
1426	7.012	2.675	B₂	0.958
1422	7.03	0.0354	B₂	0.958
1418	7.052	0.6841	A₁	0.958
1373	7.282	1.641	A₁	0.958
1345	7.436	2.393	B₂	0.958
1332	7.507	3.151	B₂	0.958
1322	7.564	2.563	A₁	0.958
1308	7.646	0.0002	A₁	0.958
1297	7.712	1.776	B₂	0.958
1276	7.839	0.678	B₂	0.958
1267	7.89	0.0001	A₁	0.958
1237	8.086	0.4868	B₂	0.958
1228	8.144	12.26	A₁	0.958
1220	8.199	2.525	A₁	0.958
1204	8.308	0.2323	B₂	0.958
1188	8.421	4.984	B₂	0.958
1182	8.462	0.0047	A₁	0.958
1173	8.528	0.0277	B₂	0.958
1163	8.597	0.5428	A₁	0.958
1151	8.685	0.8154	B₂	0.958
1111	9.001	0.259	A₁	0.958
1104	9.055	0.6835	B₂	0.958
1043	9.584	2.783	A₁	0.958
1035	9.665	3.488	B₂	0.958
1000	9.999	0.4088	A₁	0.958
987.4	10.13	0.0092	B₁	0.958
986.6	10.14	0	A₂	0.958
975.5	10.25	0.1175	B₁	0.958
972.7	10.28	0	A₂	0.958
953.9	10.48	0.8819	B₂	0.958
944.2	10.59	8.107	B₁	0.958
942.4	10.61	0	A₂	0.958
901.2	11.1	31.71	B₁	0.958
884.9	11.3	3.214	B₂	0.958
872.3	11.46	27.63	B₁	0.958
868.1	11.52	0	A₂	0.958
867.4	11.53	0.0118	B₁	0.958
858.8	11.64	1.085	A₁	0.958
816.9	12.24	0	A₂	0.958
803.3	12.45	68.34	B₁	0.958
784.1	12.75	0	A₂	0.958
775.2	12.9	0.0251	A₁	0.958
770.6	12.98	6.744	B₁	0.958
768.7	13.01	3.15	B₂	0.958
747.1	13.38	0	A₂	0.958
742.2	13.47	54.36	B₁	0.958
717.7	13.93	0.412	A₁	0.958
716.8	13.95	1.261	B₂	0.958
710.6	14.07	9.226	B₁	0.958
666	15.01	0	A₂	0.958
656.9	15.22	2.283	A₁	0.958
600.5	16.65	8.499	B₂	0.958
572	17.48	0.0518	A₁	0.958
560	17.86	0	A₂	0.958
559.4	17.88	3.849	B₁	0.958
529.2	18.9	0.0709	B₂	0.958
522.4	19.14	0.3747	A₁	0.958
518.8	19.27	0	A₂	0.958
515.2	19.41	1.509	B₁	0.958
494.4	20.23	2.287	B₂	0.958
435	22.99	11.07	B₁	0.958
427.3	23.4	3.873	B₂	0.958
409.5	24.42	0	A₂	0.958
406.2	24.62	0.0031	B₁	0.958
402.1	24.87	0.1113	A₁	0.958
305.9	32.69	0	A₂	0.958
298.9	33.45	0.5098	A₁	0.958
278.6	35.9	3.077	B₁	0.958
247.3	40.43	0.1119	B₂	0.958
212.3	47.11	0	A₂	0.958
183.9	54.38	0.1942	B₁	0.958
125.4	79.72	1.211	B₁	0.958
113.9	87.8	0.1366	A₁	0.958
106.2	94.17	0	A₂	0.958
54.16	184.6	0.3245	B₁	0.958
42.52	235.2	0	A₂	0.958

Vibrations

Note(s):

1,2:7,8 dibenzoanthracene nn20n

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