Figure 10

The J–V curve (a) and EQE spectrum (b) of the champion device made under pre-annealing conditions of \(250\,^{\circ }\hbox {C}\) for 30 s.

The J–V curve (a) and EQE spectrum (b) of the champion device made under pre-annealing conditions of \(250\,^{\circ }\hbox {C}\) for 30 s.