NASA Ames PAH IR Spectroscopic Database

Transitions

Frequency [wavenumbers]	Wavelength [microns]	Integrated cross-section [km/mol]	Symmetry	Scaling factor
3105	3.22	11.47	B_U	0.958
3105	3.22	0	A_G	0.958
3087	3.239	0	A_G	0.958
3087	3.239	78.86	B_U	0.958
3057	3.271	0	A_G	0.958
3057	3.271	48.83	B_U	0.958
3052	3.277	0	A_G	0.958
3052	3.277	11.62	B_U	0.958
3050	3.279	0	A_G	0.958
3050	3.279	49.58	B_U	0.958
1607	6.223	0	A_G	0.958
1582	6.321	33.03	B_U	0.958
1581	6.326	0	A_G	0.958
1576	6.347	25.65	B_U	0.958
1532	6.527	0	A_G	0.958
1499	6.67	0	A_G	0.958
1480	6.758	16.24	B_U	0.958
1475	6.778	20.11	B_U	0.958
1432	6.981	0	A_G	0.958
1422	7.035	5.599	B_U	0.958
1416	7.062	0	A_G	0.958
1385	7.222	0	A_G	0.958
1374	7.275	68.54	B_U	0.958
1349	7.41	0	A_G	0.958
1333	7.499	2.651	B_U	0.958
1305	7.663	4.365	B_U	0.958
1292	7.741	0	A_G	0.958
1236	8.09	0	A_G	0.958
1235	8.095	2.712	B_U	0.958
1215	8.232	12.72	B_U	0.958
1213	8.243	0	A_G	0.958
1184	8.445	6.32	B_U	0.958
1152	8.681	0	A_G	0.958
1147	8.715	0.8181	B_U	0.958
1133	8.827	0	A_G	0.958
1067	9.374	10.23	B_U	0.958
1046	9.556	0	A_G	0.958
1037	9.639	4.967	B_U	0.958
1033	9.678	0	A_G	0.958
1003	9.974	0.0801	A_U	0.958
1003	9.975	0	B_G	0.958
989.9	10.1	0	B_G	0.958
988.5	10.12	1.832	A_U	0.958
945	10.58	3.275	A_U	0.958
944	10.59	0	B_G	0.958
904.7	11.05	2.7	B_U	0.958
882.8	11.33	0	A_G	0.958
869.9	11.5	0	B_G	0.958
865.5	11.55	45.73	A_U	0.958
853.4	11.72	17.07	B_U	0.958
849.5	11.77	0	B_G	0.958
794.6	12.58	93.53	A_U	0.958
784.4	12.75	5.97	A_U	0.958
779.8	12.82	0	A_G	0.958
771.4	12.96	0	B_G	0.958
698.4	14.32	0	B_G	0.958
675.5	14.8	12.34	B_U	0.958
672.2	14.88	0	A_G	0.958
609.7	16.4	0.011	A_U	0.958
586.4	17.05	0.7721	B_U	0.958
574.5	17.41	0	A_G	0.958
573.4	17.44	1.464	A_U	0.958
540	18.52	5.917	B_U	0.958
521	19.19	0	B_G	0.958
497.5	20.1	8.667	B_U	0.958
485.9	20.58	0	B_G	0.958
482.1	20.74	0	A_G	0.958
439	22.78	0.0027	A_U	0.958
406	24.63	0	B_G	0.958
385.5	25.94	0	A_G	0.958
290.5	34.42	3.166	A_U	0.958
285	35.09	0	A_G	0.958
245.9	40.67	5.4	A_U	0.958
190.5	52.48	0	B_G	0.958
172.2	58.06	5.675	B_U	0.958
152.9	65.4	0	B_G	0.958
93.87	106.5	4.922	A_U	0.958
60.33	165.8	0.9153	A_U	0.958

Vibrations

Note(s):

Chrysene with two Ns

You are kindly asked to consider the following references for citation when using the database:

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
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
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, XXX, YYY, 2025 10.3847/1538-4365/ae1c38 — BibTeX - RIS