NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3125	3.2	5.096	A₁	0.958
3102	3.224	26.87	B₂	0.958
3101	3.224	8.022	A₁	0.958
3094	3.233	12.91	B₂	0.958
3091	3.235	4.338	A₁	0.958
3087	3.239	7.782	A₁	0.958
3087	3.239	14.65	B₂	0.958
3079	3.247	2.069	B₂	0.958
3079	3.248	0.622	A₁	0.958
3073	3.254	2.705	B₂	0.958
3073	3.254	0.0046	A₁	0.958
3071	3.256	0.3321	A₁	0.958
3071	3.257	0.3575	B₂	0.958
3064	3.264	2.017	A₁	0.958
1590	6.288	88.99	B₂	0.958
1588	6.297	17.19	A₁	0.958
1562	6.401	61.74	A₁	0.958
1547	6.465	106.2	B₂	0.958
1527	6.55	60.27	A₁	0.958
1522	6.57	263.5	B₂	0.958
1507	6.637	8.014	A₁	0.958
1487	6.725	1.521	B₂	0.958
1475	6.779	11.31	A₁	0.958
1456	6.868	40.59	B₂	0.958
1441	6.942	2.978	B₂	0.958
1436	6.965	1.346	A₁	0.958
1430	6.994	2.118	B₂	0.958
1405	7.119	4.375	A₁	0.958
1394	7.172	90.46	B₂	0.958
1370	7.3	17.47	A₁	0.958
1359	7.36	205.7	B₂	0.958
1339	7.467	18.15	A₁	0.958
1332	7.51	747.7	B₂	0.958
1309	7.637	0.5809	A₁	0.958
1296	7.715	0.2258	B₂	0.958
1265	7.908	2.532	A₁	0.958
1261	7.932	248.8	B₂	0.958
1236	8.09	731.7	B₂	0.958
1236	8.092	5.71	A₁	0.958
1217	8.214	5.612	A₁	0.958
1217	8.216	13.42	B₂	0.958
1190	8.401	0.259	A₁	0.958
1185	8.435	79.29	B₂	0.958
1175	8.511	69.86	B₂	0.958
1161	8.614	2.074	A₁	0.958
1142	8.758	327.7	B₂	0.958
1111	9.003	3.018	A₁	0.958
1097	9.119	385	B₂	0.958
1032	9.694	0.0474	A₁	0.958
1022	9.783	0.2455	B₂	0.958
1012	9.878	0.0186	B₁	0.958
1012	9.881	0	A₂	0.958
990.9	10.09	6.689	A₁	0.958
990.6	10.09	0.6535	B₁	0.958
987.1	10.13	0	A₂	0.958
967.7	10.33	5.094	B₁	0.958
965.4	10.36	0	A₂	0.958
952.6	10.5	7.255	B₂	0.958
915.4	10.92	44.01	B₁	0.958
894.5	11.18	5.163	B₁	0.958
884.1	11.31	25.49	B₂	0.958
874.9	11.43	0	A₂	0.958
873.5	11.45	3.018	B₁	0.958
854.4	11.7	0.4996	A₁	0.958
831.5	12.03	0	A₂	0.958
819.1	12.21	70.07	B₁	0.958
777.3	12.87	0	A₂	0.958
776.7	12.88	0.0264	A₁	0.958
768.2	13.02	3.658	B₂	0.958
764.7	13.08	33.14	B₁	0.958
751.8	13.3	0	A₂	0.958
750.2	13.33	42.95	B₁	0.958
707.1	14.14	0.1384	A₁	0.958
701.2	14.26	7.228	B₂	0.958
700.4	14.28	12.84	B₁	0.958
658.9	15.18	0	A₂	0.958
651.7	15.34	3.276	A₁	0.958
595.2	16.8	20.63	B₂	0.958
566	17.67	0.3323	A₁	0.958
534.5	18.71	0	A₂	0.958
528.6	18.92	1.562	B₁	0.958
521	19.19	0.4192	A₁	0.958
518.1	19.3	50.87	B₂	0.958
499.2	20.03	0	A₂	0.958
495.8	20.17	3.041	B₁	0.958
488.1	20.49	47.87	B₂	0.958
422.8	23.65	11.78	B₁	0.958
407.4	24.54	43.1	B₂	0.958
403.8	24.77	0.0875	A₁	0.958
403.7	24.77	0	A₂	0.958
400.4	24.98	4.022	B₁	0.958
297.3	33.64	0.0529	A₁	0.958
290.4	34.43	0	A₂	0.958
270.8	36.93	5.143	B₁	0.958
227.8	43.9	43.68	B₂	0.958
205.3	48.72	0	A₂	0.958
178.5	56.04	0.0398	B₁	0.958
127.2	78.64	2.502	B₁	0.958
113	88.5	0.0103	A₁	0.958
101.1	98.89	0	A₂	0.958
51.55	194	0.7475	B₁	0.958
41.67	240	0	A₂	0.958

Note(s):

1,2:7,8 dibenzoanthracene cation 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