[go: up one dir, main page]

FR1435250A - Apparatus and method for monitoring the growth of a dendritic crystal - Google Patents

Apparatus and method for monitoring the growth of a dendritic crystal

Info

Publication number
FR1435250A
FR1435250A FR10142A FR10142A FR1435250A FR 1435250 A FR1435250 A FR 1435250A FR 10142 A FR10142 A FR 10142A FR 10142 A FR10142 A FR 10142A FR 1435250 A FR1435250 A FR 1435250A
Authority
FR
France
Prior art keywords
growth
monitoring
dendritic crystal
dendritic
crystal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR10142A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US353709A external-priority patent/US3298795A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Priority to FR10142A priority Critical patent/FR1435250A/en
Application granted granted Critical
Publication of FR1435250A publication Critical patent/FR1435250A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/20—Controlling or regulating
    • C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/14—Heating of the melt or the crystallised materials
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/36—Single-crystal growth by pulling from a melt, e.g. Czochralski method characterised by the seed, e.g. its crystallographic orientation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR10142A 1964-03-23 1965-03-22 Apparatus and method for monitoring the growth of a dendritic crystal Expired FR1435250A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR10142A FR1435250A (en) 1964-03-23 1965-03-22 Apparatus and method for monitoring the growth of a dendritic crystal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US353709A US3298795A (en) 1964-03-23 1964-03-23 Process for controlling dendritic crystal growth
FR10142A FR1435250A (en) 1964-03-23 1965-03-22 Apparatus and method for monitoring the growth of a dendritic crystal

Publications (1)

Publication Number Publication Date
FR1435250A true FR1435250A (en) 1966-04-15

Family

ID=26162557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR10142A Expired FR1435250A (en) 1964-03-23 1965-03-22 Apparatus and method for monitoring the growth of a dendritic crystal

Country Status (1)

Country Link
FR (1) FR1435250A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104559A1 (en) * 1982-09-24 1984-04-04 Sumitomo Electric Industries Limited Pulling method of single crystals
EP0141495A1 (en) * 1983-08-23 1985-05-15 Sumitomo Electric Industries Limited A method for pulling a single crystal
FR2652357A1 (en) * 1989-09-22 1991-03-29 Westinghouse Electric Corp METHOD FOR INHIBITING THE GENERATION OF DISLOCATIONS IN DENDRITIC SILICON FILMS.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104559A1 (en) * 1982-09-24 1984-04-04 Sumitomo Electric Industries Limited Pulling method of single crystals
EP0141495A1 (en) * 1983-08-23 1985-05-15 Sumitomo Electric Industries Limited A method for pulling a single crystal
US4863554A (en) * 1983-08-23 1989-09-05 Sumitomo Electric Industries, Ltd. Process for pulling a single crystal
FR2652357A1 (en) * 1989-09-22 1991-03-29 Westinghouse Electric Corp METHOD FOR INHIBITING THE GENERATION OF DISLOCATIONS IN DENDRITIC SILICON FILMS.

Similar Documents

Publication Publication Date Title
FR1340259A (en) Method and apparatus for controlling the operation of a system
FR1127005A (en) Wire refining method and apparatus
FR1465465A (en) Method and device for activating the growth of plants
FR1435250A (en) Apparatus and method for monitoring the growth of a dendritic crystal
CH432392A (en) Method and apparatus for instantaneous monitoring of the rate of a clockwork movement
FR1168982A (en) Wire driving method and apparatus
FR1366950A (en) Anchoring device and method and apparatus for its manufacture
FR1244045A (en) Method and apparatus for making incremental crystals
CH1366270A4 (en) Method and apparatus for measuring the instantaneous rate of a timepiece
FR1231085A (en) Method and apparatus for rendering sounds perceptible to a patient through the skin
FR1398873A (en) Method and device for facilitating the charging of bread
FR1522526A (en) Method and system for controlling a crystallization apparatus
FR1470204A (en) Method and apparatus for forming a crystal by gradual growth
BE604630A (en) Method and apparatus for measuring and recording a pulse frequency.
FR1241289A (en) Method and apparatus for pulse counting
FR1420624A (en) Method and apparatus for measuring the beta parameter of a transistor
FR1243626A (en) Method and apparatus for the production of a semiconductor single crystal
FR1487828A (en) Device for monitoring the progress of a process
FR1126875A (en) Method and device for increasing the efficiency and duration of ozone efficiency
BE586261A (en) Method and apparatus for determining the lengths and intervals of periodic current pulses over time
FR1421753A (en) Method and apparatus for measuring the viscosity of a liquid
FR1461163A (en) Method and apparatus for stretching carded tape
FR1402212A (en) Method and apparatus for making ambient light blocking filters
FR1411199A (en) Method and apparatus for centrifugation
FR1392587A (en) Improved device and method for the construction of corbelled structures