Research Article

On the Primary Ionization Mechanism(s) in Matrix-Assisted Laser Desorption Ionization

Table 4

Dissociation energy according to the model shown in Scheme 5.

Conjugate of TFA with (eV) (eV) (eV)

Benzoic acid3.403.683.50
2,5-dihydroxybenzoic acid3.86
4-methoxybenzoic acid3.90
4-nitrobenzoic acid3.26
4-N,N-dimethylaminobenzoic acid4.07