Table 1 Photovoltaic performance of champion control, APSA and 4-ABPA-treated Pb-Sn perovskite solar cells

From: The dynamic adsorption affinity of ligands is a surrogate for the passivation of surface defects

 

Control

APSA treated

4-ABPA treated

PCE (%)

18.4

19.8

21.6

VOC (V)

0.80

0.83

0.86

JSC (mA cm−2)

30.2

30.0

30.6

FF (%)

76.3

79.6

81.9

  1. PCE power conversion efficiency, VOC open-circuit voltage, JSC short-circuit current density, FF fill factor.
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