Solar Cells, 2nd Edition

Chapter IB-1

Crystalline SiliconManufacture and Properties

Francesca Ferrazza

Eurosolare S.p.A, Nettuno, Italy

Chapter Outline

1. Introduction

2. Characteristics of Silicon Wafers for Use in PV Manufacturing

2.1. Geometrical Specifications

2.2. Physical Specifications

2.3. Physical Specifications

3. Feedstock Silicon

4. Crystal-Preparation Methods

4.1. Czochrahki Silicon

4.2. Multicrystalline Silicon

4.2.1. Charge Preparation

4.2.2. Crucibles

4.3. Electromagnetic Continuous Casting

4.4. Float-Zone Silicon

4.5. Nonwafer Technologies

5. Shaping and Wafering

5.1. Shaping

5.2. Wafering

References

1 Introduction

The majority of silicon wafers used for solar cells are Czochralski (CZ) single crystalline and directional solidification, or cast, multicrystalline ...