Centrale solare termodinamica
Workings of a solar cell
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Semiconductor crystal
Semiconductor crystal
nSi=8.6 x 109 cm-‐3
Equilibrium carrier concentration
intrinsic
n type
p type
Equilibrium carrier concentration
Photon absorption
Absorption coefficient
Semiconductor crystal
Carrier recombination
Carrier recombination
Carrier movement in semiconductors
Carrier diffusion
Diode characteristics
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Jdark V( ) = J0 eqVkT −1
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Workings of a solar cells
Workings of a solar cells
Quantum efficiency
Spectral response
Workings of solar cells
Workings of a solar cells
Solar cell characteristics
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J V( ) = Jsc − Jdark V( ) = Jsc − J0 eqVkT −1
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Voc =kTqln Jsc
J0+1
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