IT1227690B - Crogiolo perfezionato per l'accrescimento della struttura dendritica del silicio - Google Patents
Crogiolo perfezionato per l'accrescimento della struttura dendritica del silicioInfo
- Publication number
- IT1227690B IT1227690B IT8822999A IT2299988A IT1227690B IT 1227690 B IT1227690 B IT 1227690B IT 8822999 A IT8822999 A IT 8822999A IT 2299988 A IT2299988 A IT 2299988A IT 1227690 B IT1227690 B IT 1227690B
- Authority
- IT
- Italy
- Prior art keywords
- perfected
- crucible
- growth
- dendritic structure
- silicon dendritic
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
-
- 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
- C30B15/10—Crucibles or containers for supporting the melt
- C30B15/12—Double crucible methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
- Y10S117/90—Apparatus characterized by composition or treatment thereof, e.g. surface finish, surface coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
- Y10T117/10—Apparatus
- Y10T117/1024—Apparatus for crystallization from liquid or supercritical state
- Y10T117/1032—Seed pulling
- Y10T117/1052—Seed pulling including a sectioned crucible [e.g., double crucible, baffle]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Silicon Compounds (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/140,071 US4919901A (en) | 1987-12-31 | 1987-12-31 | Barrier design for crucibles for silicon dendritic web growth |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8822999A0 IT8822999A0 (it) | 1988-12-16 |
IT1227690B true IT1227690B (it) | 1991-04-23 |
Family
ID=22489618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8822999A IT1227690B (it) | 1987-12-31 | 1988-12-16 | Crogiolo perfezionato per l'accrescimento della struttura dendritica del silicio |
Country Status (6)
Country | Link |
---|---|
US (1) | US4919901A (it) |
JP (1) | JP2640524B2 (it) |
KR (1) | KR890011025A (it) |
AU (1) | AU604994B2 (it) |
FR (1) | FR2625513B1 (it) |
IT (1) | IT1227690B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0676274B2 (ja) * | 1988-11-11 | 1994-09-28 | 東芝セラミックス株式会社 | シリコン単結晶の製造装置 |
JPH0825833B2 (ja) * | 1990-04-27 | 1996-03-13 | 東芝セラミックス株式会社 | シリコン単結晶の製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4353875A (en) * | 1978-11-06 | 1982-10-12 | Allied Corporation | Apparatus for growing crystalline materials |
US4289571A (en) * | 1979-06-25 | 1981-09-15 | Energy Materials Corporation | Method and apparatus for producing crystalline ribbons |
US4389377A (en) * | 1981-07-10 | 1983-06-21 | The United States Of America As Represented By The United States Department Of Energy | Apparatus for growing a dendritic web |
US4659421A (en) * | 1981-10-02 | 1987-04-21 | Energy Materials Corporation | System for growth of single crystal materials with extreme uniformity in their structural and electrical properties |
IN161924B (it) * | 1984-10-29 | 1988-02-27 | Westinghouse Electric Corp | |
US4698120A (en) * | 1984-10-29 | 1987-10-06 | Westinghouse Electric Corp. | Barrier for quartz crucible for drawing silicon dendritic web and method of use |
JPS62128999A (ja) * | 1985-11-25 | 1987-06-11 | Sumitomo Electric Ind Ltd | 2重るつぼを用いた単結晶引上方法及び2重るつぼ |
JPS6379790A (ja) * | 1986-09-22 | 1988-04-09 | Toshiba Corp | 結晶引上げ装置 |
-
1987
- 1987-12-31 US US07/140,071 patent/US4919901A/en not_active Expired - Lifetime
-
1988
- 1988-11-29 AU AU25973/88A patent/AU604994B2/en not_active Ceased
- 1988-12-16 IT IT8822999A patent/IT1227690B/it active
- 1988-12-27 JP JP63330731A patent/JP2640524B2/ja not_active Expired - Lifetime
- 1988-12-29 FR FR888817435A patent/FR2625513B1/fr not_active Expired - Fee Related
- 1988-12-31 KR KR1019880018247A patent/KR890011025A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU604994B2 (en) | 1991-01-03 |
FR2625513B1 (fr) | 1993-01-08 |
KR890011025A (ko) | 1989-08-12 |
JP2640524B2 (ja) | 1997-08-13 |
US4919901A (en) | 1990-04-24 |
AU2597388A (en) | 1989-07-06 |
JPH01215790A (ja) | 1989-08-29 |
IT8822999A0 (it) | 1988-12-16 |
FR2625513A1 (fr) | 1989-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971230 |