Sunlight to Electricity

10/26/99


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Table of Contents

Sunlight to Electricity

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History of the PV Cell

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The Solar Cell

Components of the PV Cell

The Photovoltaic Effect

Inducing an Electric Field

Semiconductors

Bonding in Solids:Band Theory

A Molecule With Two AOs

A Molecule with Three Atoms

The Combination of Four Atoms

A Combination of Ten Atoms

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The Semiconductors

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Atomic Structure of Silicon

The Silicon Lattice

Doping

The n-Type Semiconductor

The Doping Process

The p-Type Semiconductor

Design Considerations

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Conversion Efficiency

The PV System

The Solar Cell

Types of Collecting Systems

Flat-Plate Collector

Concentrator Collector

Advantages

Disadvantages

The Solar Module

Arrays

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Types of Current

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Author: Western Oregon University

Email: courtna@fsa.wou.edu

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