NASA Ames PAH IR Spectroscopic Database

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showing PAHs 2701 - 2800

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C₃₄H₂₀

uid	871
id	24227
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	870
id	24226
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	869
id	24225
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	868
id	24224
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	867
id	24223
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	866
id	24222
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	865
id	24221
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	864
id	24220
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₂₀

uid	863
id	24219
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	862
id	24218
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	861
id	24217
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	860
id	24216
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	859
id	24215
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	858
id	24214
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	857
id	24213
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	856
id	24212
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₂₀

uid	855
id	24211
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	854
id	24210
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	853
id	24209
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	852
id	24208
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₂₀

uid	851
id	24207
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	850
id	24206
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	849
id	24205
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	848
id	24204
symmetry	₁-A'
scaling factor	multiple (3)

C₃₄H₂₀

uid	847
id	24203
symmetry	₁-A₁
scaling factor	multiple (3)

C₃₄H₂₀

uid	846
id	24202
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₂₀

uid	845
id	24201
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	844
id	24200
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	843
id	24199
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	842
id	24198
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	841
id	24197
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	840
id	24196
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	839
id	24195
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	838
id	24194
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	820
id	24176
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₂₀

uid	1046
id	28550
symmetry	₁-A
scaling factor	multiple (3)

C₃₄H₂₀

uid	837
id	28549
symmetry	₁-AG
scaling factor	multiple (3)

C₃₄H₁₆⁺

uid	126
id	23495
symmetry	???
scaling factor	multiple (3)

C₃₄H₁₆⁺

uid	3162
id	28670
symmetry	₂-AU
scaling factor	multiple (3)

C₃₄H₂₀⁺

uid	821
id	24177
symmetry	₂-AU
scaling factor	multiple (3)

C₃₅H₁₅^-

uid	3231
id	28739
symmetry	₁-A'
scaling factor	multiple (3)

C₃₅H₁₅

uid	3229
id	28737
symmetry	₂-A"
scaling factor	multiple (3)

C₃₅H₁₅⁺

uid	3230
id	28738
symmetry	₁-A'
scaling factor	multiple (3)

C₃₆H₁₆^-

uid	130
id	23499
symmetry	???
scaling factor	multiple (3)

C₃₆H₁₈^-

uid	3990
id	29480
symmetry	₂-AU
scaling factor	multiple (3)

C₃₆H₁₈^-

uid	3993
id	29483
symmetry	₂-A
scaling factor	multiple (3)

C₃₆H₁₈^-

uid	3996
id	29486
symmetry	₂-A₂
scaling factor	multiple (3)

C₃₆H₂₀^-

uid	543
id	23906
symmetry	₂-B
scaling factor	multiple (3)

C₃₆H₂₀^-

uid	3999
id	29489
symmetry	₂-A
scaling factor	multiple (3)

C₃₆H₁₆

uid	154
id	23523
symmetry	???
scaling factor	multiple (3)

C₃₆H₁₆

uid	128
id	23497
symmetry	???
scaling factor	multiple (3)

C₃₆H₁₈

uid	3991
id	29481
symmetry	₁-AG
scaling factor	multiple (3)

C₃₆H₁₈

uid	3994
id	29484
symmetry	₁-A₁
scaling factor	multiple (3)

C₃₆H₁₈

uid	3997
id	29487
symmetry	₁-A₁'
scaling factor	multiple (3)

C₃₆H₂₀

uid	534
id	23898
symmetry	???
scaling factor	multiple (3)

C₃₆H₂₀

uid	4000
id	29490
symmetry	₁-A'
scaling factor	multiple (3)

C₃₆H₁₆⁺

uid	155
id	23524
symmetry	???
scaling factor	multiple (3)

C₃₆H₁₆⁺

uid	129
id	23498
symmetry	???
scaling factor	multiple (3)

C₃₆H₁₈⁺

uid	3989
id	29479
symmetry	₂-BG
scaling factor	multiple (3)

C₃₆H₁₈⁺

uid	3992
id	29482
symmetry	₂-A₂
scaling factor	multiple (3)

C₃₆H₁₈⁺

uid	3995
id	29485
symmetry	₂-B₁
scaling factor	multiple (3)

C₃₆H₂₀⁺

uid	542
id	23905
symmetry	₂-A
scaling factor	multiple (3)

C₃₆H₂₀⁺

uid	3998
id	29488
symmetry	₂-B₁
scaling factor	multiple (3)

C₃₇H₁₅^-

uid	3233
id	28741
symmetry	₁-A₁'
scaling factor	multiple (3)

C₃₇H₁₅

uid	3232
id	28740
symmetry	₂-A₂"
scaling factor	multiple (3)

C₃₇H₁₅⁺

uid	3234
id	28742
symmetry	₁-A₁'
scaling factor	multiple (3)

C₃₈H₁₆^-

uid	3166
id	28674
symmetry	₂-BG
scaling factor	multiple (3)

C₃₈H₁₆

uid	3164
id	28672
symmetry	₁-AG
scaling factor	multiple (3)

C₃₈H₁₆⁺

uid	3165
id	28673
symmetry	₂-AU
scaling factor	multiple (3)

C₄₀H₁₆^-

uid	627
id	23987
symmetry	₂-B₁G
scaling factor	multiple (3)

C₄₀H₁₈^-

uid	133
id	28210
symmetry	₂-B₁
scaling factor	multiple (3)

C₄₀H₂₂^-

uid	541
id	23904
symmetry	₂-
scaling factor	multiple (3)

C₄₀H₁₆

uid	625
id	23985
symmetry	₁-AG
scaling factor	multiple (3)

C₄₀H₁₈

uid	555
id	23915
symmetry	₁-AG
scaling factor	multiple (3)

C₄₀H₁₈

uid	131
id	28209
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₀H₂₂

uid	533
id	23897
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₀H₁₆⁺

uid	626
id	23986
symmetry	₂-AU
scaling factor	multiple (3)

C₄₀H₁₈⁺

uid	556
id	23916
symmetry	₂-BG
scaling factor	multiple (3)

C₄₀H₁₈⁺

uid	132
id	23501
symmetry	₂-A₂
scaling factor	multiple (3)

C₄₀H₂₂⁺

uid	540
id	23903
symmetry	₂-B₂
scaling factor	multiple (3)

C₄₂H₁₆^-

uid	3168
id	28676
symmetry	₂-B₂G
scaling factor	multiple (3)

C₄₂H₁₈^-

uid	136
id	23505
symmetry	???
scaling factor	multiple (3)

C₄₂H₁₈^-

uid	3975
id	29466
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3981
id	29472
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3980
id	29471
symmetry	₂-B₁
scaling factor	multiple (3)

C₄₂H₂₀^-

uid	3982
id	29473
symmetry	₂-A"
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	157
id	23526
symmetry	???
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	3968
id	29459
symmetry	₂-A
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	3967
id	29458
symmetry	₂-A₂
scaling factor	multiple (3)

C₄₂H₂₂^-

uid	139
id	28213
symmetry	₂-A'
scaling factor	multiple (3)

C₄₂H₂₄^-

uid	3972
id	29463
symmetry	₂-B₁
scaling factor	multiple (3)

C₄₂H₁₆

uid	620
id	23980
symmetry	₁-AG
scaling factor	multiple (3)

C₄₂H₁₈

uid	134
id	23503
symmetry	???
scaling factor	multiple (3)

C₄₂H₁₈

uid	3976
id	29467
symmetry	₁-A₁G
scaling factor	multiple (3)

C₄₂H₁₈

uid	105
id	28196
symmetry	₁-A₁G
scaling factor	multiple (3)

C₄₂H₂₀

uid	3983
id	29474
symmetry	₁-A₁
scaling factor	multiple (3)

C₄₂H₂₀

uid	3984
id	29475
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₂₀

uid	3985
id	29476
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₂₂

uid	3970
id	29461
symmetry	₁-A'
scaling factor	multiple (3)

C₄₂H₂₂

uid	3969
id	29460
symmetry	₁-A₁
scaling factor	multiple (3)

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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

4,233 species present in version 3.20 of the theoretical database (Sep 12, 2019)