IT967978B - APPARATUS FOR MANUFACTURING MONOCRYSTALS BY CRYSTALLIZATION FROM A MELTED MASS METHOD FOR GROWING MONOCRYSTALS WITH THE USE OF THIS APPARATUS AND MONOCRYSTALS PRODUCED WITH THE USE OF THIS METHOD - Google Patents

APPARATUS FOR MANUFACTURING MONOCRYSTALS BY CRYSTALLIZATION FROM A MELTED MASS METHOD FOR GROWING MONOCRYSTALS WITH THE USE OF THIS APPARATUS AND MONOCRYSTALS PRODUCED WITH THE USE OF THIS METHOD

Info

Publication number
IT967978B
IT967978B IT2982872A IT2982872A IT967978B IT 967978 B IT967978 B IT 967978B IT 2982872 A IT2982872 A IT 2982872A IT 2982872 A IT2982872 A IT 2982872A IT 967978 B IT967978 B IT 967978B
Authority
IT
Italy
Prior art keywords
monocrystals
crystallization
manufacturing
produced
growing
Prior art date
Application number
IT2982872A
Other languages
Italian (it)
Original Assignee
Philips Nv
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
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT967978B publication Critical patent/IT967978B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
    • G01B11/10—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving
    • G01B11/105—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving using photoelectric detection means
    • 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
    • C30B15/26—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using television detectors; using photo or X-ray detectors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
IT2982872A 1971-10-01 1972-09-28 APPARATUS FOR MANUFACTURING MONOCRYSTALS BY CRYSTALLIZATION FROM A MELTED MASS METHOD FOR GROWING MONOCRYSTALS WITH THE USE OF THIS APPARATUS AND MONOCRYSTALS PRODUCED WITH THE USE OF THIS METHOD IT967978B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712149093 DE2149093C3 (en) 1971-10-01 1971-10-01 Device for growing single crystals by pulling them from a melt

Publications (1)

Publication Number Publication Date
IT967978B true IT967978B (en) 1974-03-11

Family

ID=5821216

Family Applications (2)

Application Number Title Priority Date Filing Date
IT2982872A IT967978B (en) 1971-10-01 1972-09-28 APPARATUS FOR MANUFACTURING MONOCRYSTALS BY CRYSTALLIZATION FROM A MELTED MASS METHOD FOR GROWING MONOCRYSTALS WITH THE USE OF THIS APPARATUS AND MONOCRYSTALS PRODUCED WITH THE USE OF THIS METHOD
IT2982772A IT967977B (en) 1971-10-01 1972-09-28 DEVICE TO CONTROL THE AC GROWTH OF CRYSTALS FROM A MOLTEN METHOD OF MANUFACTURING OF MONOCRYSTALS WITH THE USE OF THIS CONTROL DEVICE AND MONOCRYSTALS IN THIS WAY PRODUCED

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT2982772A IT967977B (en) 1971-10-01 1972-09-28 DEVICE TO CONTROL THE AC GROWTH OF CRYSTALS FROM A MOLTEN METHOD OF MANUFACTURING OF MONOCRYSTALS WITH THE USE OF THIS CONTROL DEVICE AND MONOCRYSTALS IN THIS WAY PRODUCED

Country Status (10)

Country Link
JP (2) JPS5238512B2 (en)
AU (2) AU4716872A (en)
BE (2) BE789554A (en)
CA (1) CA997255A (en)
CH (2) CH559062A5 (en)
DE (1) DE2149093C3 (en)
FR (2) FR2154777B1 (en)
GB (2) GB1400593A (en)
IT (2) IT967978B (en)
NL (2) NL7213119A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612863B2 (en) * 1973-07-11 1981-03-25
JPS6033299A (en) * 1983-07-29 1985-02-20 Toshiba Corp Apparatus for preparing single crystal
JPS63307186A (en) * 1987-06-05 1988-12-14 Shin Etsu Handotai Co Ltd Crystal diameter controller in crystallization
FI87660C (en) * 1988-03-03 1993-02-10 Leybold Ag Method and apparatus for drawing monocrystals
FI911857A (en) * 1990-04-27 1991-10-28 Nippon Kokan Kk FOERFARANDE OCH APPARAT FOER KONTROLL AV DIAMETERN HOS EN ENSKILD SILIKONKRISTALL.
DE4301072B4 (en) * 1993-01-16 2006-08-24 Crystal Growing Systems Gmbh Process for pulling single crystals from a melt
CN115178756B (en) * 2022-07-15 2023-05-12 中国科学院重庆绿色智能技术研究院 High-resolution imaging device and method for laser selective melting transient molten pool characteristics
CN115613121A (en) * 2022-11-18 2023-01-17 浙江晶盛机电股份有限公司 Crystal production equipment and seed crystal breaking method

Also Published As

Publication number Publication date
DE2149093A1 (en) 1973-04-05
CA997255A (en) 1976-09-21
JPS533757B2 (en) 1978-02-09
DE2149093C3 (en) 1975-07-24
IT967977B (en) 1974-03-11
GB1405447A (en) 1975-09-10
FR2154776B1 (en) 1976-08-20
GB1400593A (en) 1975-07-16
BE789554A (en) 1973-03-29
JPS4842981A (en) 1973-06-21
AU4716772A (en) 1974-04-04
AU4716872A (en) 1974-04-04
JPS5238512B2 (en) 1977-09-29
FR2154776A1 (en) 1973-05-11
CH559062A5 (en) 1975-02-28
BE789553A (en) 1973-03-29
NL7213119A (en) 1973-04-03
FR2154777A1 (en) 1973-05-11
NL7213118A (en) 1973-04-03
CH558206A (en) 1975-01-31
FR2154777B1 (en) 1976-08-20
JPS4842980A (en) 1973-06-21
DE2149093B2 (en) 1974-12-05

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