germanium dioxide


Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Quantity Value Units Method Reference Comment
Δfsolid-138.6 ± 0.24kcal/molReviewCox, Wagman, et al., 1984 tetragonal phase; CODATA Review value
Quantity Value Units Method Reference Comment
solid,1 bar9.491 ± 0.036cal/mol*KReviewCox, Wagman, et al., 1984 tetragonal phase; CODATA Review value

Gas phase ion energetics data

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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: John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
<2.49999LPESWang, Wu, et al., 1996EA is upper limit to adiabatic EA. Vertical Detachment Energy: 2.93±0.10 eV

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:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Σg+ 1 GeO s-stretch 870.1 CH4 Ra Friesen, Junker, et al., 2000
Πu 2 Bend 195.5 Ar IR Andrews and McCluskey, 1992
Σu+ 3 GeO a-stretch 1052.3 Ar IR Andrews and McCluskey, 1992
Hassanzadeh and Andrews, 1992
3 GeO a-stretch 1061.6 N2 IR Bos, Ogden, et al., 1974

Additional references: Jacox, 1994, page 86; Jacox, 2003, page 131


References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Wang, Wu, et al., 1996
Wang, L.S.; Wu, H.; Desai, S.L.; Fan, J.; Colson, S.D., A Photoelectron Spectroscopic Study of Small Silicon Oxide Clusters: SiO2, Si2O3, and Si2O4, J. Phys. Chem., 1996, 100, 21, 8697, https://doi.org/10.1021/jp9602538 . [all data]

Friesen, Junker, et al., 2000
Friesen, M.; Junker, M.; Schnockel, H., Raman spectrum and bonding of matrix isolated GeO[sub 2], J. Chem. Phys., 2000, 112, 4, 1782, https://doi.org/10.1063/1.480740 . [all data]

Andrews and McCluskey, 1992
Andrews, L.; McCluskey, M., Bending modes of SiO2 and GeO2 in solid argon, J. Mol. Spectrosc., 1992, 154, 1, 223, https://doi.org/10.1016/0022-2852(92)90042-M . [all data]

Hassanzadeh and Andrews, 1992
Hassanzadeh, P.; Andrews, L., Infrared spectra of germanium sulfide, germanium disulfide, germanium oxide sulfide and germanium dioxide in solid argon, J. Phys. Chem., 1992, 96, 15, 6181, https://doi.org/10.1021/j100194a018 . [all data]

Bos, Ogden, et al., 1974
Bos, A.; Ogden, J.S.; Orgee, L., Matrix isolation infrared study of the reaction between germanium vapor and molecular oxygen. Characterization and mechanism of formation of moleclar germanium dioxide and ozone, J. Phys. Chem., 1974, 78, 17, 1763, https://doi.org/10.1021/j100610a019 . [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]


Notes

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