NASA Ames PAH IR Spectroscopic Database

showing PAHs 4701 - 4750

C₄₀H₁₆⁺²

uid	7103
id	69483
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₀H₁₆⁺²

uid	4451
id	66832
symmetry	₁-AG
scaling factor	multiple (3)

C₄₀H₁₈⁺²

uid	4430
id	66811
symmetry	₁-AG
scaling factor	multiple (3)

C₄₀H₁₈⁺²

uid	4331
id	66712
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₀H₂₂⁺²

uid	4425
id	66806
symmetry	₃-B₁
scaling factor	multiple (3)

C₄₂H₁₆^-

uid	3168
id	65562
symmetry	₂-B₂G
scaling factor	multiple (3)

C₄₂H₁₈^-

uid	3975
id	66365
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₁₈^-

uid	136
id	62546
symmetry	₂-B₁
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3982
id	66371
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3981
id	66370
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3980
id	66369
symmetry	₂-B₁
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	3968
id	66359
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	3967
id	66358
symmetry	₂-A₂
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	157
id	62567
symmetry	₂-B₃U
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	139
id	62549
symmetry	₂-A'
scaling factor	multiple (3)

C₄₂H₂₄^-

uid	3972
id	66363
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₁₆

uid	620
id	63021
symmetry	₁-AG
scaling factor	multiple (3)

C₄₂H₁₈

uid	10730
id	73109
symmetry	₁-AG
scaling factor	multiple (3)

C₄₂H₁₈

uid	10728
id	73107
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10729
id	73108
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10727
id	73106
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10726
id	73105
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10725
id	73104
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10724
id	73103
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10723
id	73102
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10699
id	73078
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10697
id	73076
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₂H₁₈

uid	10698
id	73077
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10694
id	73073
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10695
id	73074
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10696
id	73075
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10693
id	73072
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10692
id	73071
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10691
id	73070
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10689
id	73068
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10690
id	73069
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	10688
id	73067
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₁₈

uid	134
id	62544
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₂H₁₈

uid	105
id	62515
symmetry	???
scaling factor	multiple (3)

C₄₂H₂₀

uid	3985
id	66374
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₂₀

uid	3983
id	66372
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₂H₂₀

uid	3984
id	66373
symmetry	₁-A
scaling factor	multiple (3)

C₄₂H₂₂

uid	3969
id	66360
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₂H₂₂

uid	3970
id	66361
symmetry	₁-A
scaling factor	multiple (3)

C₄₂H₂₂

uid	156
id	62566
symmetry	₁-AG
scaling factor	multiple (3)

C₄₂H₂₂

uid	137
id	62547
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₂₄

uid	3973
id	66364
symmetry	₁-A
scaling factor	multiple (3)

C₄₂H₁₆⁺

uid	3167
id	65561
symmetry	₂-B₃U
scaling factor	multiple (3)

C₄₂H₁₈⁺

uid	10721
id	73100
symmetry	₂-BG
scaling factor	multiple (3)

C₄₂H₁₈⁺

uid	10722
id	73101
symmetry	₂-A"
scaling factor	multiple (3)

return to top

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

10,749 species present in version 4.00 of the theoretical database (Jun 27, 2024)