Figure 3 (IMAGE)

Pohang University of Science & Technology (POSTECH)

Figure 3

Caption

Analysis of hysteresis and iodine attack point of MASnI3 perovskite TFTs (a) Iodine-based, iodine/bromine/chlorine-based thin film transistor performance as a function of scan rate (b) I 3d3/2 X-ray optical spectrum (c) Halide anion and iodine according to MASnI3 and MASn(I/Br)3 interaction strength between defects (d) Passivation effect of iodine defect by a chlorine anion.

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POSTECH

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