NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3077	3.249	49.6	A	0.958
3062	3.266	44.9	A	0.958
3060	3.268	37.8	A	0.958
3047	3.281	0.386	A	0.958
3043	3.286	25.4	A	0.958
3042	3.287	6.89	A	0.958
3040	3.289	18.4	A	0.958
3038	3.292	1.18	A	0.958
3037	3.292	4.57	A	0.958
2989	3.346	17.5	A	0.958
2950	3.39	25.8	A	0.958
2901	3.448	49.3	A	0.958
1626	6.148	18.3	A	0.958
1617	6.186	2.87	A	0.958
1582	6.322	1.04	A	0.958
1542	6.485	0.0877	A	0.958
1532	6.527	4.25	A	0.958
1487	6.727	3.6	A	0.958
1474	6.784	5.89	A	0.958
1472	6.793	7.58	A	0.958
1463	6.837	6.06	A	0.958
1434	6.972	0.739	A	0.958
1405	7.117	1.33	A	0.958
1394	7.175	1.37	A	0.958
1383	7.231	0.137	A	0.958
1371	7.292	0.974	A	0.958
1339	7.466	4.59	A	0.958
1306	7.656	1.29	A	0.958
1282	7.801	0.216	A	0.958
1275	7.842	8.56	A	0.958
1268	7.885	0.076	A	0.958
1202	8.32	0.255	A	0.958
1176	8.503	0.879	A	0.958
1166	8.576	1.87	A	0.958
1162	8.603	2.63	A	0.958
1157	8.644	3.85	A	0.958
1110	9.006	0.295	A	0.958
1060	9.437	7	A	0.958
1020	9.808	7.65	A	0.958
1003	9.97	1.16	A	0.958
988.5	10.12	0.0001	A	0.958
968.5	10.33	2	A	0.958
957.1	10.45	4.02	A	0.958
942.8	10.61	0.92	A	0.958
911.9	10.97	6.83	A	0.958
911.6	10.97	1.23	A	0.958
894	11.19	48.7	A	0.958
865.3	11.56	9.66	A	0.958
840.6	11.9	0.15	A	0.958
821.4	12.17	0.145	A	0.958
798.8	12.52	3.1	A	0.958
764.9	13.07	0.0214	A	0.958
754.5	13.25	0.12	A	0.958
745.1	13.42	0.0006	A	0.958
741.2	13.49	0.204	A	0.958
740.7	13.5	45.4	A	0.958
654	15.29	1.15	A	0.958
630.6	15.86	2.86	A	0.958
597.2	16.75	2.73	A	0.958
583.5	17.14	3.2	A	0.958
521.9	19.16	1.11	A	0.958
505.1	19.8	0.254	A	0.958
475.7	21.02	0.0207	A	0.958
470.3	21.26	15.1	A	0.958
423	23.64	0.439	A	0.958
385.6	25.93	0.608	A	0.958
365.2	27.38	0.0414	A	0.958
315.2	31.73	1.26	A	0.958
310.8	32.18	0.698	A	0.958
248.6	40.22	0.0904	A	0.958
190	52.63	1.01	A	0.958
182	54.95	0.0565	A	0.958
113.6	88.06	0.0207	A	0.958
105.3	94.99	0.135	A	0.958
70.01	142.8	1.03	A	0.958

Vibrations

Note(s):

2-methylanthracene

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