NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3559	2.81	44	B₂	0.958
3456	2.893	155	A₁	0.958
3104	3.221	0	A₁	0.958
3104	3.221	9.39	B₂	0.958
3091	3.235	7.74	A₁	0.958
3091	3.235	0.0217	B₂	0.958
3078	3.248	0.15	A₁	0.958
3078	3.249	0.532	B₂	0.958
3073	3.254	0.0861	A₁	0.958
3068	3.259	9.49	A₁	0.958
3068	3.26	0.701	B₂	0.958
1672	5.982	269	A₁	0.958
1580	6.328	41	A₁	0.958
1559	6.416	1.12	B₂	0.958
1543	6.481	8.61	A₁	0.958
1534	6.52	9.29	B₂	0.958
1507	6.635	8.31	B₂	0.958
1495	6.691	11.4	A₁	0.958
1461	6.845	52.5	A₁	0.958
1451	6.893	23.4	B₂	0.958
1430	6.992	107	A₁	0.958
1411	7.087	8.72	B₂	0.958
1360	7.351	97.9	B₂	0.958
1348	7.421	10	A₁	0.958
1334	7.494	172	B₂	0.958
1297	7.708	1.43	A₁	0.958
1266	7.901	0.154	A₁	0.958
1261	7.932	0.0724	B₂	0.958
1210	8.266	22.6	B₂	0.958
1200	8.333	1.33	A₁	0.958
1190	8.407	3.04	B₂	0.958
1173	8.524	7.32	A₁	0.958
1120	8.927	10.2	B₂	0.958
1116	8.958	0.279	A₁	0.958
1106	9.038	4.16	B₂	0.958
1035	9.663	0.934	A₁	0.958
1030	9.709	1.33	B₂	0.958
1015	9.856	0.126	B₁	0.958
1013	9.867	0	A₂	0.958
966.5	10.35	5.01	B₁	0.958
963.2	10.38	0	A₂	0.958
902	11.09	0.737	B₂	0.958
898.9	11.13	15.5	B₁	0.958
868.4	11.52	1.53	A₁	0.958
867.1	11.53	0	A₂	0.958
848.1	11.79	18.3	B₁	0.958
821.9	12.17	0.387	B₂	0.958
788.9	12.68	0.31	B₁	0.958
754.2	13.26	0	A₂	0.958
742.7	13.46	184	B₁	0.958
727.6	13.74	0	A₂	0.958
696.2	14.36	0.0078	A₁	0.958
678.4	14.74	214	B₁	0.958
647.9	15.43	0.206	A₁	0.958
615.1	16.26	0.498	B₂	0.958
613.8	16.29	32	B₁	0.958
566.3	17.66	1.31	B₂	0.958
525.6	19.02	0.0043	A₁	0.958
518.3	19.29	0	A₂	0.958
516.7	19.35	0.451	B₁	0.958
482	20.75	0	A₂	0.958
416.4	24.02	0.172	B₂	0.958
395.2	25.31	6.08	B₁	0.958
379.9	26.32	0.874	A₁	0.958
368.7	27.12	0	A₂	0.958
351.5	28.45	0.102	B₂	0.958
303.3	32.97	5.37	B₁	0.958
242.6	41.22	0.0208	A₁	0.958
221.5	45.14	0	A₂	0.958
124.6	80.25	9.02	B₁	0.958
98.38	101.6	0	A₂	0.958
40.74	245.5	1.27	B₁	0.958

Note(s):

9NH2-anthracene cation

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