Figure 2.
a) Surface SEM images of the pristine SnF2/PEDOT:PSS film, and treated by the ion exchange/insertion reaction for b) 5 min, c) 10 min, d) 20 min, e) 30 min, f) 40 min, g) 60 min, and h) 80 min.
a) Surface SEM images of the pristine SnF2/PEDOT:PSS film, and treated by the ion exchange/insertion reaction for b) 5 min, c) 10 min, d) 20 min, e) 30 min, f) 40 min, g) 60 min, and h) 80 min.