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. 2020 May 3;5(18):10553–10561. doi: 10.1021/acsomega.0c00967

Table 1. Optical Properties and Electrochemical Properties for o-CbzBiz, m-CbzBiz, and p-CbzBiz.

host Tm/Tg/Td [oC] λabsa [nm] λema [nm] λphosb [nm] PLQY [%] HOMO/LUMOc [eV] Egd [eV] ETe [eV]
o-CbzBiz 273/167/371 294, 310 380 491 36 –5.73/–2.17 3.56 2.66
m-CbzBiz 326/na/377 293, 312 380 526 12 –5.74/–2.20 3.54 2.48
p-CbzBiz 296/115/393 294, 327 400 526 88 –5.73/–2.36 3.37 2.45
a

Measured in toluene at room temperature.

b

Measured in toluene at 77 K.

c

Determined by cyclic voltammetry and the onset of the absorption band.

d

The optical band gap, determined by the onset of the absorption band.

e

Calculated by the highest-energy vibronic transition of the phosphorescence spectra measured at 77 K.