Research Article

Dim Indoor Light Photovoltaic Performance Improvement of Y-Series Acceptor via Halogenation of Terminal Group

Table 1

Summary of the OPV parameters under various light sources (averaged over 10 devices).

Light sourcesNonfullerene acceptorVOC [mV]JSC [1-sun: mA/cm2] [indoor: μA/cm2]FF [%]PCE [%] (max)Output power density [1-sun: mW/cm2] [indoor: μW/cm2]

AM1.5G (1-sun)ThSe-C9-C16-F (15.1)
ThSe-C9-C16-cl (14.3)
LED 1000 lxThSe-C9-C16-F (23.2)
ThSe-C9-C16-cl (25.8)
Halogen 1000 lxThSe-C9-C16-F (4.4)
ThSe-C9-C16-cl (5.5)