Sl. Gilat et al., LIGHT-TRIGGERED ELECTRICAL AND OPTICAL SWITCHING DEVICES, Journal of the Chemical Society, Chemical Communications, (18), 1993, pp. 1439-1442
The functional photoswitchable systems 1-3 and 12-15 display pronounce
d photochromic properties; the bis-pyridinium derivative 1 represents
a prototype of a switched molecular wire which may be converted from a
n open unconjugated form to a closed electron-conducting state.