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Nano Convergence

Table 1 Bandgap (Eg), exciton binding energy (R*), reduced effective mass (µ), effective dielectric constant (ε eff) for MAPbI3 and FAPbI3

From: Methodologies for high efficiency perovskite solar cells

Compound

E g (meV)

R* (meV)

μ (me)

ε eff

Temperature

FAPbI3

1521

10

0.095

11.4

140–160

MAPbI3−x Cl x

1600

10

0.105

11.9

190–200

MAPbI3

1608

12

0.104

10.9

155–190

FAPbBr3

2294

24

0.13

8.6

160–170

  1. Reprinted with permission from Ref. [28]
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