Exploring Spray-Coating Techniques for Organic Solar Cell Applications

Figure 2

(a) 𝐼- 𝑉 character under illumination and (b) EQE for spin and spray-coated device using difference solvents; AFM images for (c) spray-coated and (d) spin-coated device; the scale bar for AFM is in units of nm.

(a)

(b)

(c)

(d)