Epitaxial wafer base disc

The utility model discloses an epitaxial wafer base disc which comprises a disc body, a central containing groove and containing grooves. The epitaxial wafer base disc is characterized in that the central containing groove is formed in the center of the disc body; the containing grooves are uniforml...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN HAOZHONG, LIN XIHAN, DENG SHUNDA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE APPARATUS THEREFOR CHEMISTRY CRYSTAL GROWTH METALLURGY PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE REFINING BY ZONE-MELTING OF MATERIAL SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE SINGLE-CRYSTAL-GROWTH UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL
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