NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3097	3.229	0.0905	A₁	0.958
3097	3.229	0.0001	B₂	0.958
3095	3.231	0.039	A₁	0.958
3095	3.231	1.42	B₂	0.958
3092	3.234	0.279	A₁	0.958
3092	3.234	0.174	B₂	0.958
3083	3.244	0.382	A₁	0.958
3082	3.244	2.66	B₂	0.958
3082	3.245	1.06	A₁	0.958
3082	3.245	0.0001	B₂	0.958
3079	3.248	0.374	A₁	0.958
3079	3.248	1.71	B₂	0.958
3079	3.248	0.0128	A₁	0.958
3075	3.252	0.126	A₁	0.958
3075	3.252	3.65	B₂	0.958
3070	3.258	1.2	B₂	0.958
3070	3.258	0.626	A₁	0.958
2898	3.45	3.45	B₁	0.958
2877	3.476	38.1	A₁	0.958
1587	6.302	74.9	A₁	0.958
1578	6.337	168	A₁	0.958
1576	6.346	546	A₁	0.958
1575	6.348	758	B₂	0.958
1568	6.378	1.38	A₁	0.958
1567	6.383	85.1	B₂	0.958
1563	6.399	559	B₂	0.958
1552	6.444	191	A₁	0.958
1544	6.475	101	B₂	0.958
1539	6.497	5.74	B₂	0.958
1538	6.502	1.89	A₁	0.958
1527	6.55	5.99	B₂	0.958
1526	6.554	4.05	A₁	0.958
1513	6.61	76.1	B₂	0.958
1504	6.648	59.9	A₁	0.958
1500	6.669	0.0001	A₁	0.958
1499	6.673	209	B₂	0.958
1482	6.75	148	B₂	0.958
1479	6.76	14.3	A₁	0.958
1474	6.783	503	B₂	0.958
1458	6.858	5.12	A₁	0.958
1456	6.868	28.5	A₁	0.958
1453	6.885	119	B₂	0.958
1449	6.903	0.5	A₁	0.958
1441	6.938	10.2	A₁	0.958
1440	6.947	516	B₂	0.958
1437	6.958	65.9	B₂	0.958
1426	7.012	86.2	B₂	0.958
1420	7.042	184	B₂	0.958
1419	7.047	5.7	A₁	0.958
1411	7.089	16.3	B₂	0.958
1398	7.154	237	A₁	0.958
1395	7.17	90.8	A₁	0.958
1391	7.19	96.3	B₂	0.958
1387	7.208	38.6	B₂	0.958
1383	7.229	6.58	A₁	0.958
1379	7.252	2.65	B₂	0.958
1378	7.259	46.7	A₁	0.958
1376	7.266	5.27	A₁	0.958
1373	7.281	40.1	B₂	0.958
1370	7.301	25	B₂	0.958
1368	7.308	7.79	A₁	0.958
1357	7.371	253	A₁	0.958
1353	7.389	6.28	B₂	0.958
1350	7.406	133	A₁	0.958
1349	7.412	1.1e+3	B₂	0.958
1340	7.465	9.54	A₁	0.958
1333	7.501	56.8	B₂	0.958
1321	7.569	20.5	A₁	0.958
1314	7.607	0.024	B₂	0.958
1307	7.648	18.1	A₁	0.958
1294	7.73	52.7	B₂	0.958
1282	7.8	0.0067	A₁	0.958
1279	7.817	21.2	B₂	0.958
1278	7.827	79.1	A₁	0.958
1265	7.908	22.7	B₂	0.958
1259	7.94	0.203	A₁	0.958
1256	7.964	214	B₂	0.958
1241	8.061	55.8	B₂	0.958
1239	8.07	0.672	A₁	0.958
1211	8.255	7.71	B₂	0.958
1211	8.258	1.33	A₁	0.958
1210	8.268	0	A₂	0.958
1206	8.293	106	A₁	0.958
1201	8.324	6.77	B₂	0.958
1200	8.33	104	A₁	0.958
1196	8.362	34	B₂	0.958
1180	8.474	17.9	A₁	0.958
1179	8.483	239	B₂	0.958
1173	8.524	24.4	A₁	0.958
1164	8.593	459	B₂	0.958
1159	8.626	88.1	B₂	0.958
1153	8.675	4.63	A₁	0.958
1120	8.931	0.257	A₁	0.958
1116	8.96	2.96	B₂	0.958
1100	9.094	2.37	B₂	0.958
1099	9.095	13.3	A₁	0.958
1088	9.195	16.8	B₂	0.958
1024	9.764	2.44	A₁	0.958
1012	9.877	6.38	B₂	0.958
1010	9.897	0.0154	B₁	0.958
1009	9.915	0	A₂	0.958
1008	9.921	0.245	B₁	0.958
1005	9.953	0	A₂	0.958
1002	9.982	0.161	B₁	0.958
1000	9.996	0	A₂	0.958
988.1	10.12	29.9	A₁	0.958
987	10.13	59	B₂	0.958
979.7	10.21	34.4	A₁	0.958
959.2	10.42	6.08	B₂	0.958
958.4	10.43	0.886	A₁	0.958
952.7	10.5	144	B₁	0.958
948.3	10.54	0	A₂	0.958
940	10.64	37.5	B₁	0.958
930.9	10.74	0	A₂	0.958
924.7	10.81	3.02	B₁	0.958
919.4	10.88	1.95	B₁	0.958
881.5	11.34	1.61	A₁	0.958
854.5	11.7	2.51	B₂	0.958
846.8	11.81	0	A₂	0.958
837.5	11.94	0.279	B₁	0.958
836	11.96	4.86	A₁	0.958
835.8	11.96	0	A₂	0.958
834.7	11.98	15.2	B₂	0.958
828.8	12.07	3.64	B₂	0.958
822.6	12.16	23.3	B₁	0.958
820.4	12.19	0	A₂	0.958
819.9	12.2	4.12	A₁	0.958
806.6	12.4	50	B₁	0.958
806	12.41	0.49	B₂	0.958
801.5	12.48	0.604	A₁	0.958
770.2	12.98	3.01	B₁	0.958
765	13.07	0	A₂	0.958
761.5	13.13	0.702	B₁	0.958
758.5	13.18	0	A₂	0.958
752.3	13.29	0.13	B₂	0.958
751.9	13.3	7.04	B₁	0.958
748.4	13.36	0	A₂	0.958
741.5	13.49	0.007	A₁	0.958
740.3	13.51	3.91	B₂	0.958
726.2	13.77	4.86	B₁	0.958
711.5	14.05	2.7	A₁	0.958
709.4	14.1	9.19	B₁	0.958
701.9	14.25	0	A₂	0.958
694.7	14.39	1.69	B₁	0.958
691.4	14.46	0	A₂	0.958
681.9	14.67	0.485	B₁	0.958
652.2	15.33	0.492	B₂	0.958
651.2	15.36	2.78	A₁	0.958
650.2	15.38	2.16	B₂	0.958
644.2	15.52	0.578	A₁	0.958
625.7	15.98	0.0178	A₁	0.958
618.9	16.16	0.923	B₂	0.958
618.4	16.17	0	A₂	0.958
617.6	16.19	0.0764	B₁	0.958
617.3	16.2	7.48	A₁	0.958
603.5	16.57	0	A₂	0.958
602.2	16.6	0.0284	B₁	0.958
592.4	16.88	3.26	B₂	0.958
591.5	16.9	6.52	A₁	0.958
587.5	17.02	3.41	B₁	0.958
582.7	17.16	0	A₂	0.958
563.8	17.74	0	A₂	0.958
561	17.82	1.31	B₂	0.958
553.7	18.06	0	A₂	0.958
552.6	18.1	41.4	A₁	0.958
550.8	18.16	22.5	B₁	0.958
535.3	18.68	1.94	B₂	0.958
531	18.83	1.92	B₂	0.958
529.5	18.89	9.32	B₁	0.958
515.5	19.4	0	A₂	0.958
510.3	19.6	0.474	B₁	0.958
495.6	20.18	1.92	B₂	0.958
494.7	20.21	6.88	A₁	0.958
487.5	20.51	0.0315	B₂	0.958
475.5	21.03	2.5	A₁	0.958
460.8	21.7	0.266	B₂	0.958
457	21.88	0.0745	A₁	0.958
442.6	22.59	0.0739	B₁	0.958
434.9	22.99	0	A₂	0.958
412.9	24.22	0.868	B₁	0.958
390.1	25.64	0	A₂	0.958
384	26.04	2.6	A₁	0.958
381.8	26.19	0	A₂	0.958
377	26.53	0.0499	B₁	0.958
369.4	27.07	3.22	B₂	0.958
367.4	27.22	0.46	A₁	0.958
356.5	28.05	0.0324	B₁	0.958
351.1	28.48	0.0033	B₁	0.958
346.2	28.89	0	A₂	0.958
336.6	29.71	0.474	B₂	0.958
316.7	31.58	0.0009	A₁	0.958
310.8	32.17	0.0005	B₁	0.958
293.8	34.03	0	A₂	0.958
279.5	35.78	0	A₂	0.958
263.2	37.99	0.632	B₂	0.958
261.9	38.18	5.47	A₁	0.958
252.5	39.61	13.1	B₁	0.958
249.3	40.11	3.12	A₁	0.958
244.8	40.85	6.35	B₂	0.958
226.1	44.23	1.83	B₁	0.958
224.1	44.63	0	A₂	0.958
217.8	45.92	2.27	B₁	0.958
212	47.17	0	A₂	0.958
175.6	56.94	1.67	B₁	0.958
137.4	72.79	0	A₂	0.958
128.9	77.59	0.0891	B₁	0.958
123.8	80.81	0	A₂	0.958
118.2	84.58	0.762	B₁	0.958
81.17	123.2	2.16	B₁	0.958
73.56	135.9	0	A₂	0.958
54.59	183.2	11.8	B₁	0.958
38.38	260.6	0	A₂	0.958
37.51	266.6	0.0049	B₁	0.958

Vibrations

Note(s):

3hydrocircumcononene +3

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

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, 282, 7, 2025 10.3847/1538-4365/ae1c38 — 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
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