TREA

Single-crystal growth by pulling from a melt

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Industry

  • CPC
  • C30B15/00
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Parent Industries

CCHEMISTRY METALLURGY C30Crystal growth C30BSINGLE-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 D...

Current Industry

C30B15/00Single-crystal growth by pulling from a melt

Sub Industries

C30B15/002Continuous growth C30B15/005Simultaneous pulling of more than one crystal C30B15/007Pulling on a substrate C30B15/02adding crystallising material or reactants forming it in situ to the melt C30B15/04adding doping material C30B15/06Non-vertical pulling C30B15/08Downward pulling C30B15/10Crucibles or containers for supporting the melt C30B15/12Double crucible methods C30B15/14Heating of the melt or the crystallised material C30B15/16by irradiation or electric discharge C30B15/18using direct resistance heating in addition to other methods of heating C30B15/20Controlling or regulating C30B15/203the relationship of pull rate (v) to axial thermal gradient (G) C30B15/206the thermal history of growing the ingot C30B15/22Stabilisation or shape controlling of the molten zone near the pulled crystal Controlling the section of the crystal C30B15/24using mechanical means C30B15/26using television detectors using photo or X-ray detectors C30B15/28using weight changes of the crystal or the melt C30B15/30Mechanisms for rotating or moving either the melt or the crystal C30B15/305Stirring of the melt C30B15/32Seed holders C30B15/34Edge-defined film-fed crystal-growth using dies or slits C30B15/36characterised by the seed
Industries