NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3104	3.222	5.68	A	0.958
3091	3.235	1.76	A	0.958
3086	3.24	5.67	A	0.958
3076	3.251	1.11	A	0.958
3074	3.253	0.681	A	0.958
3070	3.257	0.0824	A	0.958
3069	3.258	5.16	A	0.958
3065	3.263	0.124	A	0.958
3063	3.265	0.399	A	0.958
3014	3.318	11.5	A	0.958
2970	3.367	3.25	A	0.958
2917	3.429	0.0151	A	0.958
1568	6.379	101	A	0.958
1540	6.494	6.38	A	0.958
1537	6.508	1.73	A	0.958
1515	6.6	86.5	A	0.958
1504	6.649	6.48	A	0.958
1497	6.679	0.152	A	0.958
1470	6.803	36.9	A	0.958
1465	6.827	14.2	A	0.958
1462	6.842	73.2	A	0.958
1436	6.963	11.3	A	0.958
1409	7.099	27.4	A	0.958
1396	7.164	112	A	0.958
1375	7.273	45.5	A	0.958
1363	7.338	2.7	A	0.958
1340	7.46	413	A	0.958
1299	7.696	0.408	A	0.958
1288	7.763	9.86	A	0.958
1281	7.806	14.5	A	0.958
1261	7.933	1.25	A	0.958
1201	8.326	34.2	A	0.958
1197	8.355	130	A	0.958
1188	8.42	3.76	A	0.958
1173	8.527	14.9	A	0.958
1152	8.682	5.68	A	0.958
1107	9.032	1.53	A	0.958
1055	9.477	11.6	A	0.958
1024	9.77	2.81	A	0.958
1019	9.814	0.0196	A	0.958
1017	9.837	2.68	A	0.958
991.6	10.08	3.45	A	0.958
979.2	10.21	3.44	A	0.958
953	10.49	2.46	A	0.958
936.4	10.68	0.683	A	0.958
918.4	10.89	38.5	A	0.958
908.8	11	0.34	A	0.958
888.5	11.25	1.65	A	0.958
858.3	11.65	0	A	0.958
829	12.06	1.82	A	0.958
821.8	12.17	11	A	0.958
759.8	13.16	2.26	A	0.958
756.7	13.22	52.3	A	0.958
745.7	13.41	0.0401	A	0.958
745.6	13.41	0.0536	A	0.958
721.1	13.87	0.0011	A	0.958
650.5	15.37	1.73	A	0.958
621.8	16.08	0.24	A	0.958
577.2	17.32	2.32	A	0.958
574.2	17.42	2.54	A	0.958
504.5	19.82	0.673	A	0.958
494.1	20.24	0.232	A	0.958
453.6	22.05	0.281	A	0.958
436.5	22.91	28.3	A	0.958
418.5	23.89	0.183	A	0.958
387.2	25.82	0.066	A	0.958
363.9	27.48	0.0093	A	0.958
309.6	32.3	1.24	A	0.958
309.1	32.35	0.0543	A	0.958
241.6	41.39	0.149	A	0.958
189.5	52.77	0.3	A	0.958
173.1	57.75	0.0003	A	0.958
108.7	91.96	0.197	A	0.958
69.03	144.9	0.759	A	0.958
45.05	222	1.01	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