Abstract
One-center expansion (OCE) wavefunctions for the species CH3−, CH4, and CH5+ are presented. These wavefunctions are expressed by configuration interaction of the singly excited states of a closed-shell ground state. The basis set consists of STO's through l=4, belonging to the irreducible representations spanned by the σ-bonding representation. In addition the calculations on CH3− and CH5+ were done as a function of nuclear geometry. These calculations indicate that CH3− has a D3h configuration rather than a C3v configuration. The molecular configuration of CH5+ was indicated to be D3h rather than C4v or C3v. The ground-state energies of CH3−, CH4, and CH5+ were calculated to be −39.236, −39.859, and −40.036 a.u., respectively. The proton affinity of methane is calculated to be approximately 5 eV.
References
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Dates
Type | When |
---|---|
Created | 20 years, 7 months ago (Jan. 9, 2005, 3:01 a.m.) |
Deposited | 1 year, 6 months ago (Feb. 8, 2024, 6:51 p.m.) |
Indexed | 1 year, 6 months ago (Feb. 11, 2024, 5:21 a.m.) |
Issued | 60 years, 1 month ago (July 15, 1965) |
Published | 60 years, 1 month ago (July 15, 1965) |
Published Print | 60 years, 1 month ago (July 15, 1965) |
@article{Rutledge_1965, title={One-Center Expansion Wavefunctions for CH3−, CH4, and CH5+}, volume={43}, ISSN={1089-7690}, url={http://dx.doi.org/10.1063/1.1696784}, DOI={10.1063/1.1696784}, number={2}, journal={The Journal of Chemical Physics}, publisher={AIP Publishing}, author={Rutledge, Ronald M. and Saturno, Antony F.}, year={1965}, month=jul, pages={597–602} }