AB INITIO STUDIES OF ION-MOLECULE REACTIONS. THE N2O+(a4A") POTENTIAL ENERGY HYPERSURFACE FOR THE O+(N2, N)NO+ REACTION Darrel G. Hopper J. Phys. Colloques, 40 C7 (1979) C7-79-C7-80 DOI: 10.1051/jphyscol:1979739