SEARCH Articles Figures Tables 2- Methyloxazoline, calculated vertical ionisation energies EOMCC method vertical excitation energy Electronic structure calculations vertical ionization energy Excitation energies vertical Furan vertical ionization energies Ionization energy vertical Neutral vertical ionization energies Photophysics vertical excitation energies Uracil vertical excitation energies Vertical and Adiabatic Excitation Energies Vertical attachment energy Vertical detachment energy Vertical electron binding energy Vertical electron detachment energies Vertical electron detachment energies VDEs) Vertical energy gap Vertical ionisation energy Vertical recombination energy Vertical resonance energy