Summary and conclusions

Table 4.4. Stability of the semitransparent and opaque devices with NiOx and PTAA HTL.

HTL Electrode combination Stability at MPPT

NiOx ITO / ITO 1100 h, no degradation

NiOx ITO / Ag 500 h, degrades 13%

PTAA ITO / ITO 100 h, degrades 24%

PTAA ITO / Ag 100 h, degrades 28%

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Chapter 5