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. 2018 Jan 2;8(3):1296–1312. doi: 10.1039/c7ra10929f

Bands and optical band gap values obtained from UV/vis DMSO solution spectraa.

1° band 2° band λ onset (nm) E g (eV)
PAM-I 279.9 — 357.0 3.5
PAM-II 287.0 356.6 398.5 3.1
PAM-III 287.0 354.0 392.2 3.2
PAM-IV 290.6 351.7 377.5 3.3
a

Cutoff: Lo DMSO: 330 nm and L1: 285 nm.