Claims
- 1. An apparatus for the production of semiconductor ribbon in which molten semiconductor material is brought into contact with the outer circumference of a cool rotating wheel, the improvement comprising:
- a wheel having a textured semiconductor contacting surface, said surface comprising a plurality of grooves formed in said surface and spaced, center to center, more than one millimeter apart, wherein said grooves are filled with an insulating material having lower thermal conductivity than the conductivity of material in which said grooves are formed, said insulating material and ridges between said grooves forming a smooth outer wheel surface.
Parent Case Info
This application is a continuation of application Ser. No. 333,071, filed Dec. 21, 1981, now abandoned.
US Referenced Citations (5)
Continuations (1)
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Number |
Date |
Country |
Parent |
333071 |
Dec 1981 |
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