IT967977B - Dispositivo di controllo dell ac crescimento di cristalli da una massa fusa metodo di fabbricazione di monocristalli con l impiego di tale dispositivo di controllo e monocristalli in tal modo prodotti - Google Patents
Dispositivo di controllo dell ac crescimento di cristalli da una massa fusa metodo di fabbricazione di monocristalli con l impiego di tale dispositivo di controllo e monocristalli in tal modo prodottiInfo
- Publication number
- IT967977B IT967977B IT2982772A IT2982772A IT967977B IT 967977 B IT967977 B IT 967977B IT 2982772 A IT2982772 A IT 2982772A IT 2982772 A IT2982772 A IT 2982772A IT 967977 B IT967977 B IT 967977B
- Authority
- IT
- Italy
- Prior art keywords
- monocrystals
- control
- crystals
- growth
- manufacturing
- Prior art date
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712149093 DE2149093C3 (de) | 1971-10-01 | 1971-10-01 | Vorrichtung zur Züchtung von Einkristallen durch Ziehen aus einer Schmelze |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT967977B true IT967977B (it) | 1974-03-11 |
Family
ID=5821216
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2982872A IT967978B (it) | 1971-10-01 | 1972-09-28 | Apparato per la fabbricazione di monocristalli mediante cristalliz zazione da una massa fusa metodo di accrescimento di monocristalli con l impiego di tale apparato e monocristalli prodotti con l ausi lio di tale metodo |
| IT2982772A IT967977B (it) | 1971-10-01 | 1972-09-28 | Dispositivo di controllo dell ac crescimento di cristalli da una massa fusa metodo di fabbricazione di monocristalli con l impiego di tale dispositivo di controllo e monocristalli in tal modo prodotti |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2982872A IT967978B (it) | 1971-10-01 | 1972-09-28 | Apparato per la fabbricazione di monocristalli mediante cristalliz zazione da una massa fusa metodo di accrescimento di monocristalli con l impiego di tale apparato e monocristalli prodotti con l ausi lio di tale metodo |
Country Status (10)
| Country | Link |
|---|---|
| JP (2) | JPS533757B2 (it) |
| AU (2) | AU4716772A (it) |
| BE (2) | BE789554A (it) |
| CA (1) | CA997255A (it) |
| CH (2) | CH559062A5 (it) |
| DE (1) | DE2149093C3 (it) |
| FR (2) | FR2154776B1 (it) |
| GB (2) | GB1405447A (it) |
| IT (2) | IT967978B (it) |
| NL (2) | NL7213119A (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5612863B2 (it) * | 1973-07-11 | 1981-03-25 | ||
| JPS6033299A (ja) * | 1983-07-29 | 1985-02-20 | Toshiba Corp | 単結晶の製造装置 |
| JPS63307186A (ja) * | 1987-06-05 | 1988-12-14 | Shin Etsu Handotai Co Ltd | 晶出結晶径制御装置 |
| FI87660C (fi) * | 1988-03-03 | 1993-02-10 | Leybold Ag | Foerfarande och anordning foer dragning av monokristaller |
| FI911857A (fi) * | 1990-04-27 | 1991-10-28 | Nippon Kokan Kk | Foerfarande och apparat foer kontroll av diametern hos en enskild silikonkristall. |
| DE4301072B4 (de) * | 1993-01-16 | 2006-08-24 | Crystal Growing Systems Gmbh | Verfahren zum Ziehen von Einkristallen aus einer Schmelze |
| CN115178756B (zh) * | 2022-07-15 | 2023-05-12 | 中国科学院重庆绿色智能技术研究院 | 一种激光选区熔化瞬态熔池特征高分辨率成像装置及方法 |
| CN115613121A (zh) * | 2022-11-18 | 2023-01-17 | 浙江晶盛机电股份有限公司 | 晶体生产设备及籽晶的断裂方法 |
-
1971
- 1971-10-01 DE DE19712149093 patent/DE2149093C3/de not_active Expired
-
1972
- 1972-09-28 IT IT2982872A patent/IT967978B/it active
- 1972-09-28 AU AU47167/72A patent/AU4716772A/en not_active Expired
- 1972-09-28 CH CH1415472A patent/CH559062A5/xx not_active IP Right Cessation
- 1972-09-28 AU AU47168/72A patent/AU4716872A/en not_active Expired
- 1972-09-28 IT IT2982772A patent/IT967977B/it active
- 1972-09-28 JP JP9669672A patent/JPS533757B2/ja not_active Expired
- 1972-09-28 NL NL7213119A patent/NL7213119A/xx unknown
- 1972-09-28 CH CH1415372A patent/CH558206A/xx not_active IP Right Cessation
- 1972-09-28 GB GB4480572A patent/GB1405447A/en not_active Expired
- 1972-09-28 GB GB4480472A patent/GB1400593A/en not_active Expired
- 1972-09-28 NL NL7213118A patent/NL7213118A/xx unknown
- 1972-09-28 JP JP9669772A patent/JPS5238512B2/ja not_active Expired
- 1972-09-29 BE BE789554A patent/BE789554A/xx unknown
- 1972-09-29 BE BE789553A patent/BE789553A/xx unknown
- 1972-10-02 FR FR7234814A patent/FR2154776B1/fr not_active Expired
- 1972-10-02 FR FR7234815A patent/FR2154777B1/fr not_active Expired
- 1972-10-02 CA CA152,978A patent/CA997255A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4716772A (en) | 1974-04-04 |
| NL7213119A (it) | 1973-04-03 |
| IT967978B (it) | 1974-03-11 |
| DE2149093B2 (de) | 1974-12-05 |
| FR2154776B1 (it) | 1976-08-20 |
| GB1405447A (en) | 1975-09-10 |
| BE789553A (fr) | 1973-03-29 |
| DE2149093C3 (de) | 1975-07-24 |
| GB1400593A (en) | 1975-07-16 |
| CH559062A5 (it) | 1975-02-28 |
| FR2154777B1 (it) | 1976-08-20 |
| JPS4842981A (it) | 1973-06-21 |
| FR2154777A1 (it) | 1973-05-11 |
| JPS4842980A (it) | 1973-06-21 |
| CA997255A (en) | 1976-09-21 |
| FR2154776A1 (it) | 1973-05-11 |
| JPS533757B2 (it) | 1978-02-09 |
| JPS5238512B2 (it) | 1977-09-29 |
| DE2149093A1 (de) | 1973-04-05 |
| CH558206A (de) | 1975-01-31 |
| NL7213118A (it) | 1973-04-03 |
| BE789554A (fr) | 1973-03-29 |
| AU4716872A (en) | 1974-04-04 |
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