0 A B 1 Amount of iodine (Atom %) Solar Cell Efficiency (%) 2 50.07 21.16 3 46.71 20.84 4 46.98 21.76 5 53.85 21.58 6 54.29 21.24 7 50.74 21.44 8 50.10 20.01 9 49.94 20.60 10 54.35 20.19 11 51.03 21.69 12 52.25 21.08 13 53.95 20.10 14 55.19 18.81 15 48.21 21.79 16 55.30 19.70 17 53.14 22.80 18 45.38 20.66 19 48.12 21.92 20 48.67 21.52 21 51.60 21.44 22 53.12 21.10 23 58.41 14.59 24 58.91 13.09 25 65.36 5.87 26 53.00 21.21 27 50.34 21.73 28 48.52 21.88 29 49.17 20.21 30 61.19 11.81 31 62.92 8.08 32 67.39 1.45 33 68.53 0.16 34 55.60 20.09 35 47.88 21.65 36 55.50 15.05 37 60.82 12.18 38 62.05 9.95 39 63.58 9.42 40 68.57 0.34 41 62.66 9.34 42 49.12 20.62 43 47.94 20.68 44 51.95 20.05 45 56.24 17.76 46 54.43 21.34 47 65.18 5.70 48 63.36 8.64 49 64.27 8.73 50 47.76 21.22 51 51.13 21.72