NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3078	3.249	43.3	A	0.958
3073	3.254	53.6	A	0.958
3067	3.261	19.3	A	0.958
3063	3.265	31.2	A	0.958
3052	3.277	30.3	A	0.958
3047	3.281	0.553	A	0.958
3044	3.285	1.67	A	0.958
3043	3.286	6.14	A	0.958
3039	3.29	7.45	A	0.958
2990	3.344	22.8	A	0.958
2949	3.391	24.5	A	0.958
2900	3.448	29.7	A	0.958
1619	6.179	8.08	A	0.958
1613	6.198	3.35	A	0.958
1579	6.332	0.134	A	0.958
1549	6.454	1.85	A	0.958
1537	6.507	2.67	A	0.958
1486	6.73	11.5	A	0.958
1476	6.777	3.88	A	0.958
1473	6.789	8.4	A	0.958
1458	6.861	2.36	A	0.958
1431	6.988	1.77	A	0.958
1407	7.109	2.25	A	0.958
1391	7.187	3.85	A	0.958
1386	7.215	0.927	A	0.958
1377	7.262	0.393	A	0.958
1342	7.449	4.87	A	0.958
1308	7.647	3.48	A	0.958
1288	7.767	1.67	A	0.958
1268	7.884	4.1	A	0.958
1263	7.918	0.712	A	0.958
1203	8.316	1.14	A	0.958
1182	8.457	0.912	A	0.958
1170	8.547	4.81	A	0.958
1165	8.581	1.99	A	0.958
1135	8.811	1.63	A	0.958
1073	9.317	3.14	A	0.958
1058	9.45	3.74	A	0.958
1034	9.667	0.499	A	0.958
1003	9.968	1.7	A	0.958
988.9	10.11	0.0053	A	0.958
975.7	10.25	1.49	A	0.958
969.4	10.32	0.006	A	0.958
957.5	10.44	3.84	A	0.958
915.1	10.93	0.263	A	0.958
909.8	10.99	1.5	A	0.958
890.5	11.23	8.41	A	0.958
882.2	11.34	53.3	A	0.958
845.4	11.83	0.852	A	0.958
843.8	11.85	0.039	A	0.958
783.8	12.76	5.66	A	0.958
777.5	12.86	0.401	A	0.958
761.8	13.13	0.0736	A	0.958
747.9	13.37	9.41	A	0.958
733.4	13.64	47.4	A	0.958
712.2	14.04	1.38	A	0.958
647.8	15.44	0.784	A	0.958
626.2	15.97	4	A	0.958
585.6	17.08	0.0347	A	0.958
548	18.25	0.843	A	0.958
538.2	18.58	0.0085	A	0.958
516.1	19.38	2.78	A	0.958
498.4	20.07	0.0094	A	0.958
470.9	21.23	11.2	A	0.958
443.7	22.54	0.378	A	0.958
394.5	25.35	0.996	A	0.958
386.7	25.86	0.0437	A	0.958
317.3	31.52	0.865	A	0.958
282.5	35.4	0.712	A	0.958
243.2	41.12	0.358	A	0.958
198.1	50.49	0.308	A	0.958
197.3	50.69	0.674	A	0.958
181.3	55.17	1.2	A	0.958
90.8	110.1	0.0077	A	0.958
89.17	112.1	0.957	A	0.958

Vibrations

Note(s):

1-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