Table 1. Optical losses from the GTM model for the (A) front and (B) rear light illumination side of the semitransparent PSC.

Item	Front side losses (mA cm–2)	Rear side losses (mA cm–2)
Glass	0.11	0.03
ITO (bottom)	0.45	0.05
NiOx	0.01	0.00
EM (MAPI/NiOx/P3HT–COOH)	0.54	0.03
MAPI	19.53	16.18
PC61BM	0.02	1.33
SnO2	0.02	0.43
ICO (top)	0.20	1.57
Reflection	2.28	3.53
Transmission	4.15