PROCESS FOR PRODUCING A SINGLE CRYSTAL FROM SILICON

A process produces a single crystal of silicon. The process includes: installing a feed rod in a float-zone apparatus, having a diameter between 230-270 mm; installing a first hollow cylinder having an internal diameter larger, by 30-50 mm, than the feed rod's diameter; installing a second holl...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAECKL, Walter, VIRBULIS, Janis, SUROVOVS, Maksims, SATTLER, Andreas, RATNIEKS, Gundars
Format:	Patent
Sprache:	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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