A solar cell converts light into electricity (photovoltaics).
More information: Solar cell

• self-consistent Schrödinger and Poisson equations
• 1D, 2D, 3D
• strain
• ...

Cascade solar cell
(AlGaAs/InGaAs)

Intermediate-band solar cell
(quantum dot supracrystal)

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The free encyclopedia "Wikipedia" (German version) describes how a solar cell works: Solarzelle
The band alignment has been calculated using the nextnano³ software.