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Table 3 Photoelectrochemical parameters of DSSCs using extracts purified with different solvents from Jamaica flowers and Mortiño fruit as photosensitizers

From: Impact of solvents on the extraction and purification of vegetable dyes onto the efficiency for dye-sensitized solar cells

Solvent Jsc (mA cm−2)a Voc (V)a FFa PCE (%)a
Jamaica flowers
 Solution A 0.438 ± 0.084 0.495 ± 0.014 50.589 ± 0.034 0.121 ± 0.014
 Solution B 0.177 ± 0.000 0.437 ± 0.001 00.491 ± 0.001 0.039 ± 0.001
 Chloroform II 0.466 ± 0.027 0.430 ± 0.019 00.499 ± 0.003 0.100 ± 0.006
 Ethyl acetate III 0.678 ± 0.003 0.541 ± 0.003 50.579 ± 0.019 0.217 ± 0.007
 n-Butanol IV 0.315 ± 0.014 0.438 ± 0.003 50.561 ± 0.004 0.077 ± 0.003
 Distilled water V 0.051 ± 0.001 0.468 ± 0.001 00.409 ± 0.001 0.010 ± 0.001
Mortiño fruit
 Solution A 0.710 ± 0.083 0.474 ± 0.001 60.645 ± 0.012 0.212 ± 0.036
 Solution B 0.129 ± 0.000 0.435 ± 0.000 00.479 ± 0.000 0.028 ± 0.000
 Chloroform II 0.624 ± 0.018 0.557 ± 0.002 40.478 ± 0.007 0.177 ± 0.024
 Ethyl acetate III 1.014 ± 0.036 0.520 ± 0.001 60.611 ± 0.014 0.332 ± 0.018
 n-Butanol IV 0.368 ± 0.02 0.463 ± 0.02 50.567 ± 0.002 0.096 ± 0.005
 Distilled water V 0.196 ± 0.189 0.303 ± 0.296 50.589 ± 0.003 0.084 ± 0.011
Ru-N719
 N719 24.08 ± 5.80 0.75 ± 0.007 50.546 ± 0.066 9.65 ± 1.04
  1. aMean ± 95% confidence interval, n = 8 values; λmax in the visible range