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Table 14 Photovoltaic performance of Ag3BiI6, Ag3BiI3(SCN)3 photon harvesting layer based mesoscopic normal and inverted planar architecture solar cells (Fig. 8g)

From: Lead-free perovskite solar cells using Sb and Bi-based A3B2X9 and A3BX6 crystals with normal and inverse cell structures

Photo-layer Architecture Scan direction Efficiency/% Jsc/mAcm−2 Voc/V FF
Ag3BiI6 Normal Rev 0.91 (1.08) 1.92 (2.36) 0.63 (0.65) 0.75 (0.70)
   Fwd 0.58 (0.88) 1.92 (2.81) 0.52 (0.56) 0.56 (0.55)
Ag3BiI6 Inverted Rev 0.14 (0.32) 0.99 (1.29) 0.25 (0.41) 0.42 (0.59)
   Fwd 0.02 (0.02) 0.39 (0.40) 0.14 (0.16) 0.31 (0.32)
Ag3BiI3(SCN)3 Normal Rev 0.14 (0.18) 0.32 (0.27) 0.63 (0.63) 0.72 (1.00)
   Fwd 0.02 (0.03) 0.21 (0.16) 0.40 (0.50) 0.30 (0.35)
Ag3BiI3(SCN)3 Inverted Rev 0.007 (0.02) 0.12 (0.12) 0.17 (0.55) 0.34 (0.36)
   Fwd 0.02 (0.01) 0.11 (0.13) 0.46 (0.17) 0.42 (0.46)
Cu3BiI6 Normal Rev 0.19 (0.23) 0.69 (0.83) 0.45 (0.46) 0.59 (0.60)
   Fwd 0.19 (0.23) 0.71 (0.86) 0.46 (0.46) 0.57 (0.59)
Cu3BiI6 Inverted Rev 0.028 (0.03) 1.70 (1.24) 0.06 (0.08) 0.27 (0.29)
   Fwd 0.016 (0.017) 0.32 (0.28) 0.13 (0.13) 0.39 (0.45)
  1. Data shown here represent the average of three independent solar cell parameters. Best representative photovoltaic parameters are shown in the bracket