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Table 3 Calculation result of equivalent circuit parameters from the fitted impedance spectrum

From: Enhanced Photovoltaic Properties in Sb2S3 Planar Heterojunction Solar Cell with a Fast Selenylation Approach

Absorber R 1 (10−3 Ω cm2) CPE1-T (10−7 F cm−2) CPE1-P R 2 (Ω cm2)
Untreated 519.8 1.38 0.96 26,666
Annealed 10 min 10.0 1.86 0.94 2358
Selenized 15 min 0.4 1.74 0.95 405.3
Selenized 20 min 815.5 0.84 0.94 426.3