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Table 3 : Comparison of the CZ and FZ Growth Methods
| Characteristic |
CZ |
FZ |
| Growth Speed (mm/min) |
1 to 2 |
3 to 5 |
| Crucible |
Yes |
No |
| Consumable Material Cost |
High |
Low |
| Heat-Up/Cool-Down Times |
Long |
Short |
| Axial Resistivity Uniformity |
Poor |
Good |
| Oxygen Content (atoms/cm3 ) |
>1x10 18 |
<1x10 16 |
| Carbon Content (atoms/cm3 ) |
>1x10 17 |
<1x10 16 |
| Metallic Impurity Content |
Higher |
Lower |
| Bulk Minority Charge Carrier Lifetime (s) |
5-100 |
1,000-20,000 |
| Production Diameter (mm) |
150-200 |
100-150 |
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