NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3077	3.25	5.22	A₁	0.958
3077	3.25	71.8	B₁	0.958
3060	3.268	72.8	B₂	0.958
3059	3.269	0	A₂	0.958
3045	3.284	0.698	A₁	0.958
3045	3.284	4.47	B₁	0.958
3041	3.289	23.2	B₂	0.958
3040	3.289	0	A₂	0.958
2947	3.394	2.82	A₁	0.958
2945	3.395	34.1	B₂	0.958
2850	3.509	10.8	B₂	0.958
2846	3.514	45.1	A₁	0.958
1599	6.255	0.0145	B₂	0.958
1590	6.288	0	A₂	0.958
1578	6.339	0.102	A₁	0.958
1567	6.382	2.18	B₁	0.958
1494	6.692	0.844	A₁	0.958
1482	6.75	45.1	B₁	0.958
1458	6.858	4.17	A₁	0.958
1458	6.858	3	B₂	0.958
1457	6.861	0	A₂	0.958
1455	6.874	13.2	B₂	0.958
1346	7.429	0	A₂	0.958
1330	7.516	0.488	B₁	0.958
1304	7.668	0.0001	A₁	0.958
1297	7.712	3.42	B₂	0.958
1254	7.974	0.329	B₁	0.958
1251	7.993	0	A₂	0.958
1217	8.215	12.2	B₁	0.958
1202	8.318	0.0032	A₁	0.958
1186	8.435	0	A₂	0.958
1180	8.475	0	A₂	0.958
1178	8.488	0.0002	A₁	0.958
1178	8.49	0.267	B₁	0.958
1168	8.56	1.29	B₂	0.958
1165	8.584	3.45	B₁	0.958
1123	8.904	3.02	B₂	0.958
1083	9.234	0	A₂	0.958
1034	9.669	3.09	B₁	0.958
1034	9.672	1.03	A₁	0.958
985.4	10.15	0.0501	B₂	0.958
983.5	10.17	0	A₂	0.958
968.2	10.33	0.484	B₂	0.958
961	10.41	6.9	A₁	0.958
938.2	10.66	0.2	B₁	0.958
904	11.06	2.88	A₁	0.958
886.3	11.28	0.0029	B₂	0.958
869.6	11.5	0	A₂	0.958
858	11.65	0	A₂	0.958
846.7	11.81	0.0025	B₂	0.958
764	13.09	0.0997	B₁	0.958
755.6	13.23	51.9	A₁	0.958
748.2	13.36	9.83	B₁	0.958
728.5	13.73	0	A₂	0.958
725.1	13.79	26.9	A₁	0.958
722.3	13.84	0.243	B₂	0.958
638.1	15.67	0.808	B₂	0.958
614.4	16.28	3.33	B₁	0.958
613.8	16.29	11.8	A₁	0.958
526.8	18.98	0	A₂	0.958
513.2	19.49	0	A₂	0.958
490.7	20.38	0.597	B₂	0.958
439.7	22.74	4.04	A₁	0.958
435.9	22.94	0.467	B₁	0.958
372.8	26.82	0	A₂	0.958
352	28.41	0.104	A₁	0.958
294.3	33.98	0.553	B₂	0.958
257.4	38.86	5.59	A₁	0.958
220.8	45.3	0.863	B₁	0.958
170.7	58.57	0.156	B₂	0.958
119.9	83.38	0	A₂	0.958
51.38	194.6	0.0394	A₁	0.958

Vibrations

Note(s):

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