First-Principles Calculations to Investigate the Mechanical Structure and Optical Properties of Lead Halide Perovskite CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub>

<div>Absorption coefficient against photon energy (0–6 eV).</div>

Advances in Condensed Matter Physics

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Figure 3

Figure 3: First-Principles Calculations to Investigate the Mechanical Structure and Optical Properties of Lead Halide Perovskite CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub> 

Advances in Condensed Matter Physics

First-Principles Calculations to Investigate the Mechanical Structure and Optical Properties of Lead Halide Perovskite CH3NH3PbI3

Figure 3

First-Principles Calculations to Investigate the Mechanical Structure and Optical Properties of Lead Halide Perovskite CH₃NH₃PbI₃