NASA Ames PAH IR Spectroscopic Database

Transitions

ν_k [cm^-1]	λ [μm]	int [km/mol]	symm.	f_scale
3121	3.204	0.0008	A₁	0.958
3121	3.204	3.74	B₂	0.958
3118	3.207	13.6	A₁	0.958
3116	3.209	34.3	B₂	0.958
3114	3.211	0.297	A₁	0.958
3105	3.221	5.17	B₂	0.958
3103	3.222	4.04	A₁	0.958
3092	3.234	4.8	B₂	0.958
3092	3.234	1.45	A₁	0.958
3091	3.236	3.25	B₂	0.958
3091	3.236	1.81	A₁	0.958
3087	3.239	0.855	B₂	0.958
3087	3.239	0.0165	A₁	0.958
1578	6.339	22.8	A₁	0.958
1574	6.352	104	B₂	0.958
1543	6.48	57.3	A₁	0.958
1531	6.532	0.239	B₂	0.958
1523	6.567	13.9	A₁	0.958
1500	6.666	356	B₂	0.958
1500	6.668	54.2	A₁	0.958
1479	6.761	38.1	B₂	0.958
1458	6.859	2.11	A₁	0.958
1435	6.968	76.4	B₂	0.958
1431	6.988	2.05	A₁	0.958
1426	7.011	151	B₂	0.958
1412	7.08	15.4	A₁	0.958
1406	7.114	271	B₂	0.958
1375	7.273	7.69	B₂	0.958
1371	7.297	1.05	A₁	0.958
1351	7.404	15.4	A₁	0.958
1347	7.424	397	B₂	0.958
1297	7.707	1.11	B₂	0.958
1295	7.722	0.157	A₁	0.958
1267	7.892	6.89	A₁	0.958
1254	7.975	173	B₂	0.958
1247	8.02	82.5	B₂	0.958
1242	8.055	7.01	A₁	0.958
1218	8.208	10.5	B₂	0.958
1207	8.284	2.06	A₁	0.958
1203	8.314	499	B₂	0.958
1187	8.422	0.618	A₁	0.958
1182	8.459	2.26	B₂	0.958
1148	8.71	1.41	A₁	0.958
1117	8.951	70.7	B₂	0.958
1094	9.141	0.0426	A₁	0.958
1042	9.594	900	B₂	0.958
1028	9.728	0.999	A₁	0.958
1015	9.854	163	B₂	0.958
995.6	10.04	0.0382	B₁	0.958
995.3	10.05	0	A₂	0.958
979.8	10.21	1.46	A₁	0.958
978.8	10.22	0	A₂	0.958
977.2	10.23	2.54	B₁	0.958
954.2	10.48	8.21	B₂	0.958
952.4	10.5	4.12	B₁	0.958
951.2	10.51	0	A₂	0.958
897.2	11.15	4.62	B₁	0.958
876.3	11.41	69.1	B₂	0.958
868.4	11.52	29.3	B₁	0.958
867.9	11.52	0	A₂	0.958
851.5	11.74	1.47	A₁	0.958
841.8	11.88	79.2	B₁	0.958
833.5	12	0	A₂	0.958
777.9	12.86	8.2	B₁	0.958
774.6	12.91	0	A₂	0.958
773.1	12.94	0.975	A₁	0.958
770	12.99	10.5	B₂	0.958
747.1	13.38	0	A₂	0.958
745.7	13.41	91.7	B₁	0.958
715.5	13.98	4.89	B₁	0.958
688.2	14.53	1.4	B₂	0.958
686.8	14.56	3.63	A₁	0.958
660.8	15.13	0	A₂	0.958
644.4	15.52	1.95	A₁	0.958
592.2	16.89	4.4	B₂	0.958
572.1	17.48	0.145	A₁	0.958
533.6	18.74	0	A₂	0.958
521.8	19.16	61.7	B₂	0.958
519.1	19.26	1.16	A₁	0.958
517.2	19.33	3.93	B₁	0.958
492	20.33	0	A₂	0.958
488.3	20.48	6.74	B₁	0.958
477.7	20.93	87	B₂	0.958
416.6	24	1.49	B₁	0.958
413.7	24.17	8.66	B₁	0.958
399	25.06	0.188	A₁	0.958
395.8	25.27	0	A₂	0.958
383.9	26.05	166	B₂	0.958
298.8	33.47	0.46	A₁	0.958
293.6	34.06	0	A₂	0.958
259.1	38.6	10.3	B₁	0.958
215.5	46.41	113	B₂	0.958
198.6	50.34	0	A₂	0.958
178.4	56.06	1.6	B₁	0.958
113.9	87.78	0.208	A₁	0.958
113.6	88.05	0.144	B₁	0.958
100.9	99.1	0	A₂	0.958
48.16	207.7	1.43	B₁	0.958
36.71	272.4	0	A₂	0.958

Vibrations

Note(s):

Dibenza(a,j)acridine cation BP86

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