2.1 How to Transform Light Into Electricity

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Working Principleof a SemiconductorBased Solar Cell

or How to TransformLight into Electricity

Week2   Arno Smets

Semiconductor       Solar Cell

Metal

Insulator

Semiconductor

Metal Insulator Semiconductor

Metal Insulator Semiconductor

Metal Insulator Semiconductor

Metal Insulator Semiconductor

Conductionband

Bandgap

Valenceband

Metal Insulator Semiconductor

Conductionband

Bandgap Bandgap> 3 eV < 3 eV

Valenceband

Metal Insulator Semiconductor

Conductionband

> 3 eV < 3 eV

Valenceband

Thermal photon

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