NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3080	3.247	11.2	A₁	0.958
3080	3.247	90.4	B₂	0.958
3079	3.248	42.38	A₁	0.958
3079	3.248	5.258	B₂	0.958
3077	3.25	37.78	A₁	0.958
3077	3.25	9.137	B₂	0.958
3062	3.266	0.4609	A₁	0.958
3062	3.266	3.726	B₂	0.958
3061	3.266	1.298	A₁	0.958
3061	3.267	6.952	B₂	0.958
3060	3.268	9.4	A₁	0.958
3060	3.268	2.918	B₂	0.958
3059	3.269	0.6411	A₁	0.958
3059	3.269	11.57	B₂	0.958
3058	3.27	6.13	A₁	0.958
3058	3.27	2.077	B₂	0.958
3057	3.272	5.158	A₁	0.958
2897	3.451	1.014	B₁	0.958
2877	3.476	0.2982	A₁	0.958
1611	6.205	8.75	A₁	0.958
1607	6.224	64.74	B₂	0.958
1596	6.265	116	A₁	0.958
1592	6.283	6.997	B₂	0.958
1587	6.301	98.69	A₁	0.958
1582	6.321	111.7	B₂	0.958
1578	6.339	327.6	A₁	0.958
1572	6.363	93.16	B₂	0.958
1570	6.369	2.422	A₁	0.958
1563	6.4	8.867	A₁	0.958
1556	6.427	43.43	B₂	0.958
1552	6.442	52.37	A₁	0.958
1540	6.492	204	B₂	0.958
1532	6.529	3.858	B₂	0.958
1511	6.618	45.42	A₁	0.958
1509	6.629	1.385	B₂	0.958
1490	6.709	28.88	B₂	0.958
1488	6.722	10.92	A₁	0.958
1485	6.735	9.437	B₂	0.958
1480	6.758	0.497	A₁	0.958
1463	6.835	0.0028	A₁	0.958
1460	6.849	5.724	A₁	0.958
1458	6.858	4.038	B₂	0.958
1451	6.89	1.411	A₁	0.958
1446	6.916	5.828	B₂	0.958
1438	6.953	2.576	B₂	0.958
1436	6.961	6.845	A₁	0.958
1423	7.029	6.894	B₂	0.958
1420	7.044	5.226	A₁	0.958
1419	7.048	3.729	B₂	0.958
1413	7.079	12.32	A₁	0.958
1405	7.115	0.1083	B₂	0.958
1398	7.155	3.815	A₁	0.958
1396	7.165	0.1386	A₁	0.958
1391	7.191	0.0626	B₂	0.958
1388	7.202	43.56	A₁	0.958
1386	7.217	5.791	B₂	0.958
1384	7.223	0.1799	B₂	0.958
1378	7.259	4.011	B₂	0.958
1373	7.281	31.83	A₁	0.958
1366	7.32	6.936	B₂	0.958
1366	7.322	1.149	A₁	0.958
1359	7.36	12.56	B₂	0.958
1357	7.37	0.6193	A₁	0.958
1353	7.394	69.26	A₁	0.958
1346	7.431	40.43	B₂	0.958
1329	7.522	184.8	A₁	0.958
1325	7.546	6.803	B₂	0.958
1319	7.581	5.084	A₁	0.958
1315	7.606	372.6	B₂	0.958
1307	7.652	4.506	A₁	0.958
1303	7.673	129.8	B₂	0.958
1284	7.79	0.0005	B₂	0.958
1280	7.812	57.56	A₁	0.958
1277	7.828	16.79	B₂	0.958
1276	7.835	81.13	A₁	0.958
1273	7.854	43.43	A₁	0.958
1261	7.932	0.512	B₂	0.958
1237	8.081	1.077	A₁	0.958
1236	8.093	32.34	B₂	0.958
1217	8.22	1.182	A₁	0.958
1213	8.243	0.0356	B₂	0.958
1200	8.336	15.51	B₂	0.958
1198	8.346	0	A₂	0.958
1197	8.356	5.809	A₁	0.958
1196	8.363	47.2	B₂	0.958
1193	8.385	110.6	A₁	0.958
1179	8.482	13.67	A₁	0.958
1176	8.5	124.9	B₂	0.958
1170	8.548	2.374	B₂	0.958
1170	8.55	29.33	A₁	0.958
1154	8.665	0.4879	A₁	0.958
1150	8.696	5.256	B₂	0.958
1118	8.943	6.236	A₁	0.958
1112	8.99	0.9264	B₂	0.958
1102	9.076	16.95	A₁	0.958
1095	9.136	2.087	B₂	0.958
1088	9.193	2.84	B₂	0.958
1021	9.798	1.549	A₁	0.958
1020	9.8	1.115	B₂	0.958
990.2	10.1	0.9143	A₁	0.958
989.6	10.11	0.0192	B₁	0.958
988.4	10.12	0	A₂	0.958
986.6	10.14	0.0017	B₁	0.958
983.5	10.17	0.2152	B₁	0.958
983.3	10.17	0	A₂	0.958
983	10.17	0.7346	A₁	0.958
982	10.18	11.79	B₂	0.958
980.5	10.2	0	A₂	0.958
967.9	10.33	2.333	B₂	0.958
960.9	10.41	0.514	A₁	0.958
928.1	10.77	84.65	B₁	0.958
920.5	10.86	78.85	B₁	0.958
914.1	10.94	0	A₂	0.958
907.4	11.02	31.38	B₁	0.958
902.6	11.08	0	A₂	0.958
898.2	11.13	0.1341	B₁	0.958
884.1	11.31	0.6233	A₁	0.958
857	11.67	0.5741	B₂	0.958
839.8	11.91	0.5541	A₁	0.958
837.3	11.94	4.505	B₂	0.958
831.2	12.03	0	A₂	0.958
828.8	12.07	4.465	B₂	0.958
824.1	12.13	0.0297	A₁	0.958
822.8	12.15	5.078	B₁	0.958
821.1	12.18	0	A₂	0.958
808.4	12.37	2.389	B₁	0.958
807	12.39	0.9067	A₁	0.958
806.4	12.4	0.0123	B₂	0.958
797	12.55	0	A₂	0.958
791.1	12.64	47.77	B₁	0.958
779.3	12.83	1.865	B₁	0.958
774.1	12.92	0	A₂	0.958
770.4	12.98	0.5502	B₁	0.958
765.7	13.06	0	A₂	0.958
753.5	13.27	0.0966	B₂	0.958
752.2	13.29	0	A₂	0.958
752	13.3	10.27	B₁	0.958
746.9	13.39	2.738	A₁	0.958
746.4	13.4	1.721	B₂	0.958
726.8	13.76	4.154	B₁	0.958
715.7	13.97	2.577	A₁	0.958
713.8	14.01	6.877	B₁	0.958
700.6	14.27	0	A₂	0.958
698.8	14.31	1.652	B₁	0.958
688	14.54	0	A₂	0.958
685.2	14.59	0.0446	B₁	0.958
654	15.29	0.0018	A₁	0.958
653.1	15.31	0.2163	B₂	0.958
651.4	15.35	3.772	B₂	0.958
645.5	15.49	2.907	A₁	0.958
626.1	15.97	0.0327	A₁	0.958
623.9	16.03	0.0002	B₂	0.958
619.6	16.14	0	A₂	0.958
617.6	16.19	4.061	A₁	0.958
615.6	16.24	0.1353	B₁	0.958
610.3	16.38	0	A₂	0.958
610.1	16.39	0.0665	B₁	0.958
596.6	16.76	1.184	B₂	0.958
591	16.92	3.972	A₁	0.958
584.6	17.1	3.795	B₁	0.958
579.5	17.26	0	A₂	0.958
570.1	17.54	0	A₂	0.958
561.1	17.82	15.25	B₁	0.958
560.8	17.83	0	A₂	0.958
558.1	17.92	0.3466	A₁	0.958
557.5	17.94	0.2274	B₂	0.958
535.9	18.66	0.8278	B₂	0.958
533.7	18.74	6.577	B₁	0.958
532.2	18.79	0.0001	B₁	0.958
531.7	18.81	0.0001	B₂	0.958
515.3	19.41	0	A₂	0.958
498.4	20.06	3.82	B₂	0.958
497.9	20.08	2.694	A₁	0.958
490.3	20.39	0.0113	B₂	0.958
478.7	20.89	0.2116	A₁	0.958
464.1	21.55	0.087	B₂	0.958
459.2	21.78	0.1406	A₁	0.958
452.1	22.12	0.0352	B₁	0.958
441.6	22.64	0	A₂	0.958
411.7	24.29	0.7203	B₁	0.958
387.2	25.83	0.1615	B₁	0.958
385.4	25.95	0.0006	A₁	0.958
384.2	26.03	0	A₂	0.958
380.6	26.27	0	A₂	0.958
371.9	26.89	0.8229	B₂	0.958
369	27.1	0.1104	B₁	0.958
369	27.1	0.585	A₁	0.958
351.3	28.47	0.0183	B₁	0.958
345.6	28.93	0	A₂	0.958
340.3	29.39	0.328	B₂	0.958
317.7	31.48	0.6838	B₁	0.958
317.1	31.54	0.0003	A₁	0.958
300.7	33.25	0	A₂	0.958
280.2	35.69	0	A₂	0.958
265.2	37.71	4.095	B₂	0.958
261.6	38.22	3.818	A₁	0.958
256.3	39.02	6.553	B₁	0.958
248.7	40.21	4.322	B₂	0.958
248.2	40.29	3.571	A₁	0.958
228	43.86	0.1827	B₁	0.958
225.2	44.4	0	A₂	0.958
224	44.64	3.803	B₁	0.958
210.1	47.59	0	A₂	0.958
178	56.19	0.8886	B₁	0.958
139.6	71.66	0	A₂	0.958
129.2	77.37	0.1687	B₁	0.958
125.8	79.48	0	A₂	0.958
119.1	83.94	0.8249	B₁	0.958
81.05	123.4	1.492	B₁	0.958
73.18	136.7	0	A₂	0.958
54.17	184.6	4.038	B₁	0.958
37.63	265.8	0	A₂	0.958
34.58	289.2	0.1228	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