Charge exchange and chemical reaction in the H2++H2 system. I. Characterization of the potential energy surfaces and nonadiabatic regions
- 1 January 1978
- journal article
- research article
- Published by AIP Publishing in The Journal of Chemical Physics
- Vol. 68 (1) , 185-194
- https://doi.org/10.1063/1.435481
Abstract
Potential energy surfaces for the H+4 system are calculated by the valence bond diatomics‐in‐molecules method in the zero overlap‐of‐atomic‐orbitals approximation. The adiabatic potential energy surfaces are obtained by the diagonalization of an 8×8 Hamiltonian matrix and are ideally suited for classical trajectory studies involving electronic transitions. The ground state surface of H+4 is discussed and particular emphasis is given to those regions of configuration space for which this surface avoids an intersection with that of the first excited electronic state.Keywords
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