Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal

Introduced: January 1980

Last revised: January 2006

Full Title

Single-crystal growth by pulling from a melt, e.g. Czochralski method > Controlling or regulating > Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal

Classification Context

Section:: CHEMISTRY; METALLURGY
Class:: CRYSTAL GROWTH
Subclass:: SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR

3 direct subcodes

Child Classifications

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C30B 15/24 using mechanical means, e.g. shaping guides
C30B 15/26 using television detectors; using photo or X-ray detectors
C30B 15/28 using weight changes of the crystal or the melt, e.g. flotation methods