Fig. 7
From: Ultrathin two-dimensional porous organic nanosheets with molecular rotors for chemical sensing
DFT-calculated HOMO–LUMO energy profiles. HOMO–LUMO energy profiles of n-hexane, benzene, toluene, p-xylene, 1,4-diisopropylbenzene, NUS-24 fragment, nitrobenzene, 2-nitrotoluene, and 2,4,6-trinitrophenol (from left to right)
