NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3080	3.247	29.81	A₁	0.958
3079	3.248	96.88	B₂	0.958
3079	3.248	24.3	A₁	0.958
3079	3.248	0.247	B₂	0.958
3077	3.25	37.56	A₁	0.958
3077	3.25	8.382	B₂	0.958
3062	3.266	0.12	A₁	0.958
3062	3.266	4.017	B₂	0.958
3061	3.267	1.385	A₁	0.958
3061	3.267	4.342	B₂	0.958
3060	3.268	9.912	A₁	0.958
3060	3.268	1.946	B₂	0.958
3059	3.269	1.244	A₁	0.958
3059	3.269	14.24	B₂	0.958
3058	3.27	5.551	A₁	0.958
3058	3.27	1.98	B₂	0.958
3057	3.271	4.551	A₁	0.958
2897	3.452	1.014	B₁	0.958
2876	3.477	0.2956	A₁	0.958
1612	6.205	9.337	A₁	0.958
1607	6.224	63.94	B₂	0.958
1597	6.264	113.9	A₁	0.958
1592	6.281	7.283	B₂	0.958
1587	6.3	99.66	A₁	0.958
1582	6.319	112.7	B₂	0.958
1578	6.337	327.6	A₁	0.958
1572	6.361	93.62	B₂	0.958
1571	6.367	2.803	A₁	0.958
1563	6.399	8.592	A₁	0.958
1556	6.426	44.17	B₂	0.958
1553	6.441	52.3	A₁	0.958
1541	6.49	202.4	B₂	0.958
1532	6.528	3.981	B₂	0.958
1511	6.617	45.99	A₁	0.958
1509	6.628	1.389	B₂	0.958
1491	6.708	29.54	B₂	0.958
1488	6.722	10.79	A₁	0.958
1485	6.733	8.966	B₂	0.958
1480	6.756	0.5061	A₁	0.958
1463	6.833	0.0059	A₁	0.958
1460	6.848	5.863	A₁	0.958
1458	6.857	4.161	B₂	0.958
1452	6.889	1.373	A₁	0.958
1446	6.915	5.856	B₂	0.958
1439	6.952	2.632	B₂	0.958
1437	6.961	6.958	A₁	0.958
1423	7.028	7.146	B₂	0.958
1420	7.043	4.964	A₁	0.958
1419	7.048	3.607	B₂	0.958
1413	7.077	12.3	A₁	0.958
1406	7.113	0.1071	B₂	0.958
1398	7.155	4.006	A₁	0.958
1396	7.163	0.2802	A₁	0.958
1391	7.189	0.0385	B₂	0.958
1389	7.2	43.31	A₁	0.958
1386	7.216	6.026	B₂	0.958
1385	7.221	0.0353	B₂	0.958
1378	7.259	3.924	B₂	0.958
1374	7.28	32.25	A₁	0.958
1367	7.318	6.705	B₂	0.958
1366	7.319	0.9012	A₁	0.958
1359	7.358	12.92	B₂	0.958
1357	7.368	0.5574	A₁	0.958
1353	7.392	69.97	A₁	0.958
1346	7.43	41.32	B₂	0.958
1330	7.52	184.8	A₁	0.958
1325	7.545	7.524	B₂	0.958
1319	7.58	4.827	A₁	0.958
1315	7.604	374.9	B₂	0.958
1307	7.652	4.292	A₁	0.958
1303	7.672	126.2	B₂	0.958
1284	7.789	0.0015	B₂	0.958
1280	7.811	58.54	A₁	0.958
1277	7.828	16.57	B₂	0.958
1276	7.835	82.98	A₁	0.958
1274	7.852	40.81	A₁	0.958
1261	7.931	0.427	B₂	0.958
1238	8.08	1.064	A₁	0.958
1236	8.093	32.19	B₂	0.958
1217	8.219	1.264	A₁	0.958
1213	8.242	0.0685	B₂	0.958
1200	8.335	14.93	B₂	0.958
1198	8.348	0	A₂	0.958
1197	8.354	4.749	A₁	0.958
1196	8.361	48.18	B₂	0.958
1193	8.383	110.4	A₁	0.958
1179	8.481	14.87	A₁	0.958
1177	8.497	124.5	B₂	0.958
1170	8.548	2.202	B₂	0.958
1170	8.549	29.09	A₁	0.958
1154	8.664	0.4947	A₁	0.958
1150	8.694	5.131	B₂	0.958
1118	8.944	6.234	A₁	0.958
1112	8.989	0.908	B₂	0.958
1102	9.076	16.83	A₁	0.958
1095	9.135	2.138	B₂	0.958
1088	9.193	2.915	B₂	0.958
1021	9.796	1.558	A₁	0.958
1021	9.799	1.094	B₂	0.958
990.2	10.1	0.9011	A₁	0.958
990	10.1	0.0057	B₁	0.958
988.4	10.12	0	A₂	0.958
987.1	10.13	0.0035	B₁	0.958
984	10.16	0	A₂	0.958
983.9	10.16	0.1848	B₁	0.958
983.2	10.17	0.7457	A₁	0.958
982	10.18	11.82	B₂	0.958
980.9	10.19	0	A₂	0.958
968	10.33	2.33	B₂	0.958
961	10.41	0.5187	A₁	0.958
928.1	10.77	86.62	B₁	0.958
921.5	10.85	72.02	B₁	0.958
914	10.94	0	A₂	0.958
907.6	11.02	36.44	B₁	0.958
902.6	11.08	0	A₂	0.958
898.4	11.13	0.1647	B₁	0.958
884.2	11.31	0.6179	A₁	0.958
856.9	11.67	0.6191	B₂	0.958
839.6	11.91	0.5555	A₁	0.958
837.4	11.94	4.462	B₂	0.958
831.7	12.02	0	A₂	0.958
829	12.06	4.494	B₂	0.958
824	12.14	0.0292	A₁	0.958
823.1	12.15	5.409	B₁	0.958
821.7	12.17	0	A₂	0.958
809.1	12.36	1.822	B₁	0.958
807.1	12.39	0.9083	A₁	0.958
806.4	12.4	0.0142	B₂	0.958
797	12.55	0	A₂	0.958
791.5	12.63	48.31	B₁	0.958
778.9	12.84	1.763	B₁	0.958
773.6	12.93	0	A₂	0.958
770.1	12.98	0.519	B₁	0.958
765.4	13.06	0	A₂	0.958
753.5	13.27	0.0909	B₂	0.958
752	13.3	0	A₂	0.958
751.8	13.3	10.12	B₁	0.958
746.9	13.39	2.732	A₁	0.958
746.4	13.4	1.733	B₂	0.958
726.4	13.77	4.097	B₁	0.958
715.8	13.97	2.573	A₁	0.958
713.6	14.01	6.863	B₁	0.958
700.4	14.28	0	A₂	0.958
698.8	14.31	1.604	B₁	0.958
688	14.53	0	A₂	0.958
685.3	14.59	0.0372	B₁	0.958
654	15.29	0.0019	A₁	0.958
653.2	15.31	0.1598	B₂	0.958
651.4	15.35	3.824	B₂	0.958
645.6	15.49	2.919	A₁	0.958
626.1	15.97	0.0384	A₁	0.958
623.8	16.03	0.0002	B₂	0.958
619.5	16.14	0	A₂	0.958
617.6	16.19	4.126	A₁	0.958
615.8	16.24	0.1374	B₁	0.958
610.2	16.39	0	A₂	0.958
610	16.39	0.0625	B₁	0.958
596.7	16.76	1.184	B₂	0.958
590.7	16.93	3.929	A₁	0.958
585.1	17.09	3.753	B₁	0.958
579.5	17.26	0	A₂	0.958
570.2	17.54	0	A₂	0.958
560.8	17.83	15.31	B₁	0.958
560.5	17.84	0	A₂	0.958
558.1	17.92	0.345	A₁	0.958
557.5	17.94	0.2238	B₂	0.958
535.9	18.66	0.852	B₂	0.958
534.1	18.72	6.534	B₁	0.958
532	18.8	0.0087	B₁	0.958
531.7	18.81	0	B₂	0.958
515.8	19.39	0	A₂	0.958
498.7	20.05	3.807	B₂	0.958
497.6	20.1	2.689	A₁	0.958
490.4	20.39	0.0086	B₂	0.958
478.7	20.89	0.2123	A₁	0.958
464	21.55	0.0875	B₂	0.958
459.2	21.78	0.1416	A₁	0.958
452.5	22.1	0.0321	B₁	0.958
441.6	22.64	0	A₂	0.958
411.9	24.28	0.7236	B₁	0.958
387.8	25.79	0.1689	B₁	0.958
385.5	25.94	0.0007	A₁	0.958
384.5	26.01	0	A₂	0.958
381.1	26.24	0	A₂	0.958
372	26.88	0.8256	B₂	0.958
369.6	27.05	0.1116	B₁	0.958
369	27.1	0.5764	A₁	0.958
351.4	28.46	0.0202	B₁	0.958
346.3	28.88	0	A₂	0.958
340.3	29.39	0.3349	B₂	0.958
318.2	31.43	0.6748	B₁	0.958
317.1	31.54	0.0003	A₁	0.958
301.1	33.21	0	A₂	0.958
280.7	35.62	0	A₂	0.958
265.5	37.66	4.087	B₂	0.958
261.5	38.24	3.804	A₁	0.958
256.9	38.93	6.609	B₁	0.958
248.7	40.21	4.325	B₂	0.958
248.3	40.28	3.585	A₁	0.958
228.4	43.78	0.0753	B₁	0.958
226	44.26	0	A₂	0.958
224.4	44.56	3.871	B₁	0.958
210.6	47.48	0	A₂	0.958
178.5	56.02	0.8893	B₁	0.958
139.8	71.53	0	A₂	0.958
129.8	77.04	0.1801	B₁	0.958
127	78.74	0	A₂	0.958
119.6	83.63	0.807	B₁	0.958
81.81	122.2	1.523	B₁	0.958
73.7	135.7	0	A₂	0.958
55.35	180.7	3.93	B₁	0.958
38.36	260.7	0	A₂	0.958
35.87	278.8	0.2205	B₁	0.958

Note(s):

Circumcoronene cation with extra H. C2v symmetry site

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