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. 2021 Oct 14;7(10):e08186. doi: 10.1016/j.heliyon.2021.e08186

Table 3.

Experimental and TD-DFT-MO62X (Freebase, Cationic species) - UV-Vis's characteristics of N2M5MB.

TD-DFT
Experimental
Assignments
λmax (nm) Band gap (eV) f (Osc. strength) Major contributions λmax (nm)
Freebase (DMSO) 240 5.179 0.0542 HOMO-4- > LUMO (29%), HOMO-3- > LUMO+1 (40%) 247 π→π∗
279 4.455 0.0247 HOMO-1- > LUMO (43%), HOMO-1- > LUMO+1 (22%) 286 n→π∗
Cationic (DMSO) 501 2.476 0.2132 HOMO- > LUMO+2 (88%) n→π∗