C7H
- Formula: C7H
- Molecular weight: 85.0828
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Vibrational and/or electronic energy levels
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Marilyn E. Jacox
State: C
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 20627 | gas | Ding, Pino, et al., 2002 | |||||
State: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 18532 | gas | Ding, Pino, et al., 2002 | |||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Π | 13 | 457 | gas | MPI | Ding, Pino, et al., 2002 | ||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 16819 | gas | Ding, Pino, et al., 2002 | |||||
State: a
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 10239 ± 8 | gas | Garand, Yacovitch, et al., 2010 | |||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 3 | 1894 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | ||
4 | 1603 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | |||
6 | 1011 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | |||
7 | 537 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | |||
Π | 8 | 536 | H | gas | PE | Garand, Yacovitch, et al., 2010 | |
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 4 | 1815 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | ||
7 | 510 ± 8 | gas | PE | Garand, Yacovitch, et al., 2010 | |||
Additional references: Jacox, 1998, page 340; Jacox, 2003, page 359; Travers, McCarthy, et al., 1996; McCarthy, Travers, et al., 1997; McCarthy and Thaddeus, 2005
Notes
H | (1/2)(2ν) |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ding, Pino, et al., 2002
Ding, H.; Pino, T.; Guthe, F.; Maier, J.P.,
Electronic spectra of the C[sub 2n+1]H (n=2--4) radicals in the gas phase,
J. Chem. Phys., 2002, 117, 18, 8362, https://doi.org/10.1063/1.1511183
. [all data]
Garand, Yacovitch, et al., 2010
Garand, E.; Yacovitch, T.I.; Zhou, J.; Sheehan, S.M.; Neumark, D.M.,
Slow photoelectron velocity-map imaging of the CnH- (n = 5--9) anions,
Chem. Sci., 2010, 2, 2, 192, https://doi.org/10.1039/c0sc00164c
. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Travers, McCarthy, et al., 1996
Travers, M.J.; McCarthy, M.C.; Gottlieb, C.A.; Thaddeus, P.,
Laboratory Detection of the C[TINF]7[/TINF]H Radical,
Astrophys. J., 1996, 465, 1, L77, https://doi.org/10.1086/310135
. [all data]
McCarthy, Travers, et al., 1997
McCarthy, M.C.; Travers, M.J.; Kovacs, A.; Gottlieb, C.A.; Thaddeus, P.,
Eight New Carbon Chain Molecules,
Astrophys. J. Suppl., 1997, 113, 1, 105, https://doi.org/10.1086/313050
. [all data]
McCarthy and Thaddeus, 2005
McCarthy, M.C.; Thaddeus, P.,
Rotational spectrum and carbon-13 hyperfine structure of the C[sub 3]H, C[sub 5]H, C[sub 6]H, and C[sub 7]H radicals,
J. Chem. Phys., 2005, 122, 17, 174308, https://doi.org/10.1063/1.1867356
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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