Table 1 Averaged activation energies.

From: Ionic polarization-induced current–voltage hysteresis in CH3NH3PbX3 perovskite solar cells

Perovskite

Light intensity

E a (meV)

MAPbI3

High (∼1 sun)

314 (±48)

 

Low (0.1–0.2 sun)

341 (±42)

 

All iodide devices

333 (±47)

MAPbBr3

∼1sun

168 (±43)

  1. Determined average activation energies for iodide and bromide-based MAPbX3 devices. Values averaged between −200 and 400 mV.
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