Optical and Electrical Effects of p-type μc-SiO_x:H in Thin-Film Silicon Solar Cells on Various Front Textures

Figure 7

(a) Efficiency 𝜂, (b) fill factor FF, (c) open circuit voltage 𝑉_oc and (d) short-circuit current density 𝐽_sc of a-Si:H solar cells with p-type μc-SiO_x:H as window layer with various TMB/SiH₄ ratio 𝑟_TMB; the reference is an a-Si:H solar cell with p-type μc-Si:H as a contact layer. The dashed lines are guides to the eye.

(a)

(b)

(c)

(d)