The
highest solid-state device conversion efficiency 3.9% (JSC¼7.9 mA cm
2
, VOC¼760 mV) and fill factor
0.65 under 100 mWcm
2
(AM 1.5G) solar irradiation were achieved with the dye D3 containing a
methoxy group attached to the triphenylamine donor unit employed between the hydrazone moiety and
rhodanine acceptor of the sensitizer.
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