Research Article

Record High Efficiency Achievement under LED Light in Low Bandgap Donor-Based Organic Solar Cell through Optimal Design

Table 2

Summary of the device performance parameters (standard deviations for 8 devices) of the PTB7-Th : PC70BM active layer-based OPVs with different HTLs.

HTL (V) (μA/cm2)FF (%)PCEmax (PCEavg) (%) (Ω × cm2) (Ω × cm2)

PY11.28 ()
PY210.23 ()
PY314.09 ()
PY416.35 ()
PY515.24 ()
PEDOT : PSS14.21 ()