Schematic potential energy diagram illustrating the process of dissociative attachment for a diatomic molecule. In Fig. ... -c max max the smaller the a, . da (ii ) As e ai*ai thermal, a, -*ai irX2. max da (iii) Many molecules possess a multiplicity of NIRs in the subexcitation energy region. ... For both groups of molecules, many (five) NIRs were identified below ^ 2.0 eV which were associated  with orbitalsanbsp;...