Mathematical Models for Nano Science - Politecnico di Milano
Mathematical Models for Nano Science - Politecnico di Milano
Mathematical Models for Nano Science - Politecnico di Milano
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Bilayer solar cells<br />
light<br />
current<br />
at contacts<br />
absorbption<br />
ra<strong>di</strong>ative<br />
recombination<br />
drift / <strong>di</strong>ffusion<br />
bulk<br />
excitons<br />
<strong>di</strong>ffusion<br />
bulk<br />
free carriers<br />
interface<br />
excitons<br />
partial<br />
<strong>di</strong>ssociation<br />
geminate<br />
recombination pairs<br />
drift / <strong>di</strong>ffusion<br />
recombination<br />
interface<br />
free carriers<br />
recombination to<br />
triplet excitons<br />
<strong>di</strong>ssociation<br />
2H<br />
Ω n<br />
Γ C<br />
hν<br />
Ω H<br />
Γ N<br />
Assumptions<br />
• Depletion of electrons in Ω p and of<br />
holes in Ω n<br />
Ω p<br />
• Dissociation area Ω H<br />
• Einstein relation<br />
Γ A<br />
Unknowns: X , P, n, p and ϕ
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