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Mathematical Models for Nano Science - Politecnico di Milano

Mathematical Models for Nano Science - Politecnico di Milano

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Activity at CNST - Artificial Retina<br />

Structure<br />

• Photoactive<br />

polymer layer<br />

• Electrolyte<br />

• Neuronal cell<br />

V m<br />

V b<br />

C i<br />

R s<br />

R i<br />

Polymer<br />

ITO<br />

Proposed model<br />

• Bulk/bilayer solar<br />

cell model<br />

• Poisson-Nernst-<br />

Planck<br />

model<br />

• Hodgkin–Huxley<br />

model<br />

Major issues<br />

Substrate<br />

• Rates of electrochemical reactions<br />

strongly dependent on local potential<br />

and concentrations<br />

• Treatment of ionic layers in the liquid<br />

phase close to the interfaces

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