BO2
- Formula: BO2
- Molecular weight: 42.810
- CAS Registry Number: 61419-79-2
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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: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 24508.0 | gas | B-X | 405 | 410 | Johns, 1961 | ||
To = 24529.5 | Ne | Agreiter, Lorenz, et al., 1997 | |||||
To = 24481 | Ar | B-X | 408 | 412 | Sommer, White, et al., 1963 | ||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Πu | 2 | Bend | 505 | gas | AB | Johns, 1961 | |
Σu+ | 3 | Asym. stretch | 1410 | gas | AB | Johns, 1961 | |
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 18291.597 | gas | A-X | 396 | 700 | Johns, 1961 | ||
Russell, Kroll, et al., 1977 | |||||||
Dixon, Field, et al., 1977 | |||||||
Fried and Mathews, 1977 | |||||||
Adam, Merer, et al., 1990 | |||||||
To = 18162 | Ne | A-X | 419 | 1465 | Agreiter, Lorenz, et al., 1997 | ||
To = 17915 | Ar | A-X | 423 | 558 | Sommer, White, et al., 1963 | ||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σg+ | 1 | Sym. stretch | 994 | gas | UV | Johns, 1961 | |
1 | Sym. stretch | 1027 | Ne | AB | Agreiter, Lorenz, et al., 1997 | ||
Πu | 2 | Bend (w) | 477.29 | gas | UV LF | Johns, 1961 Adam, Merer, et al., 1990 | |
2 | Bend (κ 2Su-) | 633.15 | gas | UV LF | Johns, 1961 Adam, Merer, et al., 1990 | ||
2 | Bend (2Du,3/2) | 588.21 | gas | UV LF | Johns, 1961 Adam, Merer, et al., 1990 | ||
2 | Bend (2Du,5/2) | 442.07 | gas | UV LF | Johns, 1961 Adam, Merer, et al., 1990 | ||
2 | Bend (μ 2Su+) | 404.96 | gas | UV LF | Johns, 1961 Adam, Merer, et al., 1990 | ||
Σu+ | 3 | Asym. stretch | 2357 | H | gas | UV | Johns, 1961 |
3 | Asym. stretch | 2361 | H | Ne | AB | Agreiter, Lorenz, et al., 1997 | |
State: X
Additional references: Jacox, 1994, page 73; Jacox, 2003, page 120; Huie, Long, et al., 1978; Beaudet, Weyer, et al., 1979; Lu, Clyne, et al., 1984; Hodgson, 1985; Chow, Beaudet, et al., 1990
Notes
w | Weak |
m | Medium |
s | Strong |
vs | Very strong |
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.
Johns, 1961
Johns, J.W.C.,
THE ABSORPTION SPECTRUM OF BO,
Can. J. Phys., 1961, 39, 12, 1738, https://doi.org/10.1139/p61-199
. [all data]
Agreiter, Lorenz, et al., 1997
Agreiter, J.; Lorenz, M.; Smith, A.M.; Bondybey, V.E.,
Neon matrix spectra and isotopically dependent fluorescence quantum yields of BO2,
Chem. Phys., 1997, 224, 2-3, 301, https://doi.org/10.1016/S0301-0104(97)00270-X
. [all data]
Sommer, White, et al., 1963
Sommer, A.; White, D.; Linevsky, M.J.; Mann, D.E.,
Infrared Absorption Spectra of B2O3, B2O2, and BO2 in Solid Argon Matrices,
J. Chem. Phys., 1963, 38, 1, 87, https://doi.org/10.1063/1.1733501
. [all data]
Russell, Kroll, et al., 1977
Russell, D.K.; Kroll, M.; Beaudet, R.A.,
Analysis of the laser-excited fluorescence spectra of BO2,
J. Chem. Phys., 1977, 66, 5, 1999, https://doi.org/10.1063/1.434157
. [all data]
Dixon, Field, et al., 1977
Dixon, R.N.; Field, D.; Noble, M.,
Dye laser spectroscopy of BO2: fermi resonance between the 100 and 020 levels of the 2Iig ground state,
Chem. Phys. Lett., 1977, 50, 1, 1, https://doi.org/10.1016/0009-2614(77)80667-2
. [all data]
Fried and Mathews, 1977
Fried, A.; Mathews, C.W.,
The resonance fluorescence of BO2 excited by a pulsed dye-laser,
Chem. Phys. Lett., 1977, 52, 2, 363, https://doi.org/10.1016/0009-2614(77)80560-5
. [all data]
Adam, Merer, et al., 1990
Adam, A.G.; Merer, A.J.; Steunenberg, D.M.,
Vibronic perturbations in the A 2Πu--X 2Πg transition of BO2: K-resonance crossings and the onset of chaotic behavior,
J. Chem. Phys., 1990, 92, 5, 2848, https://doi.org/10.1063/1.457931
. [all data]
Kawaguchi and Hirota, 1986
Kawaguchi, K.; Hirota, E.,
Diode laser spectroscopy of the BO2 radical: The transition of the ν2 fundamental band,
J. Mol. Spectrosc., 1986, 116, 2, 450, https://doi.org/10.1016/0022-2852(86)90139-6
. [all data]
Burkholder and Andrews, 1991
Burkholder, T.R.; Andrews, L.,
Reactions of boron atoms with molecular oxygen. Infrared spectra of BO, BO2, B2O2, B2O3, and BO-2 in solid argon,
J. Chem. Phys., 1991, 95, 12, 8697, https://doi.org/10.1063/1.461814
. [all data]
Kawaguchi, Hirota, et al., 1981
Kawaguchi, K.; Hirota, E.; Yamada, C.,
Diode laser spectroscopy of the BO,
Mol. Phys., 1981, 44, 2, 509, https://doi.org/10.1080/00268978100102611
. [all data]
Maki, Burkholder, et al., 1988
Maki, A.G.; Burkholder, J.B.; Sinha, A.; Howard, C.J.,
Fourier transform infrared spectroscopy of the BO2 radical,
J. Mol. Spectrosc., 1988, 130, 1, 238, https://doi.org/10.1016/0022-2852(88)90297-4
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [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]
Huie, Long, et al., 1978
Huie, R.E.; Long, N.J.T.; Thrush, B.A.,
The radiative lifetimes of the first excited state of BO and BO2,
Chem. Phys. Lett., 1978, 55, 3, 404, https://doi.org/10.1016/0009-2614(78)84001-9
. [all data]
Beaudet, Weyer, et al., 1979
Beaudet, R.A.; Weyer, K.G.; Walther, H.,
Photoexcitation spectroscopy of BO2 with a single frequency dye laser,
Chem. Phys. Lett., 1979, 60, 3, 486, https://doi.org/10.1016/0009-2614(79)80618-1
. [all data]
Lu, Clyne, et al., 1984
Lu, C.; Clyne, M.A.A.; Llewellyn, I.P.,
Excited state dynamics of the11BO2 free radical,
Chem. Phys. Lett., 1984, 104, 1, 97, https://doi.org/10.1016/0009-2614(84)85312-9
. [all data]
Hodgson, 1985
Hodgson, A.,
J. Chem. Soc., 1985, Faraday Trans. 2 81, 1445. [all data]
Chow, Beaudet, et al., 1990
Chow, J.R.; Beaudet, R.A.; Schulz, W.; Weyer, K.; Walther, H.,
The photoexcitation spectrum of the (0, 0, 0) A 2Πu←(1, 0, 0)X 2Πg band of BO2,
Chem. Phys., 1990, 140, 2, 307, https://doi.org/10.1016/0301-0104(90)87011-Y
. [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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