Figure 1. (A ) Chemical structure of
1-methy-1,2,3,4,5-pentaphenylsilole. Adapted with
permission.[8] Copyright 2001, Royal Society of
Chemistry (B ) Restriction of Intramolecular Rotation (RIR)
effect of 1,1,2,2-tetraphenylethene (TPE), and (C ) Restriction
of Intramolecular Vibration (RIV) effect of
10,10’,11,11’-tetrahydro-5,5’-bidibenzo[a,d ][7]annulenylidene
(THBDBA). Adapted with permission.[13] Copyright
2022, Wiley-VCH.