CN111690981B - 一种扩大单晶金刚石籽晶尺寸及数量的方法 - Google Patents
一种扩大单晶金刚石籽晶尺寸及数量的方法 Download PDFInfo
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- CN111690981B CN111690981B CN202010719505.9A CN202010719505A CN111690981B CN 111690981 B CN111690981 B CN 111690981B CN 202010719505 A CN202010719505 A CN 202010719505A CN 111690981 B CN111690981 B CN 111690981B
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- single crystal
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- 239000013078 crystal Substances 0.000 title claims abstract description 237
- 239000010432 diamond Substances 0.000 title claims abstract description 224
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000005520 cutting process Methods 0.000 claims abstract description 60
- 230000008021 deposition Effects 0.000 claims abstract description 53
- 238000005498 polishing Methods 0.000 claims abstract description 43
- 238000000151 deposition Methods 0.000 claims description 51
- 229910052750 molybdenum Inorganic materials 0.000 claims description 26
- 239000011733 molybdenum Substances 0.000 claims description 26
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 25
- 238000005229 chemical vapour deposition Methods 0.000 claims description 15
- 238000005137 deposition process Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 description 6
- 238000003698 laser cutting Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000007123 defense Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000001657 homoepitaxy Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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- 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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/20—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer
- C30B25/205—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer the substrate being of insulating material
-
- 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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/186—Epitaxial-layer growth characterised by the substrate being specially pre-treated by, e.g. chemical or physical 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/04—Diamond
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN202010719505.9A CN111690981B (zh) | 2020-07-23 | 2020-07-23 | 一种扩大单晶金刚石籽晶尺寸及数量的方法 |
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CN202010719505.9A CN111690981B (zh) | 2020-07-23 | 2020-07-23 | 一种扩大单晶金刚石籽晶尺寸及数量的方法 |
Publications (2)
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CN111690981A CN111690981A (zh) | 2020-09-22 |
CN111690981B true CN111690981B (zh) | 2021-08-03 |
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CN202010719505.9A Active CN111690981B (zh) | 2020-07-23 | 2020-07-23 | 一种扩大单晶金刚石籽晶尺寸及数量的方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113355746B (zh) * | 2021-06-15 | 2023-03-31 | 上海昌润极锐超硬材料有限公司 | 一种扩大金刚石籽晶面积的沉积部和方法 |
CN114232091B (zh) * | 2021-12-27 | 2024-05-10 | 苏州贝莱克金刚石科技有限公司 | 大尺寸单晶金刚石及其制备方法 |
CN115058770B (zh) * | 2022-06-29 | 2023-08-22 | 中南钻石有限公司 | 一种用于提高cvd单晶金刚石生长数量的单晶金刚石制造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6096129A (en) * | 1997-04-18 | 2000-08-01 | Sumitomo Electric Industries, Ltd. | Method of and apparatus for producing single-crystalline diamond of large size |
CN102959138A (zh) * | 2009-12-21 | 2013-03-06 | 六号元素有限公司 | 单晶金刚石材料 |
CN103097011A (zh) * | 2009-01-16 | 2013-05-08 | 六号元素有限公司 | 用于制备单晶金刚石的高温高压(hpht)方法 |
CN103354845A (zh) * | 2010-12-24 | 2013-10-16 | 六号元素有限公司 | 单晶合成金刚石材料中的位错设计 |
CN109923247A (zh) * | 2016-11-10 | 2019-06-21 | 六号元素技术有限公司 | 经由化学气相沉积合成厚的单晶金刚石材料 |
CN110541199A (zh) * | 2019-10-11 | 2019-12-06 | 山东大学 | 一种直径8英寸及以上尺寸高质量SiC籽晶的制备方法 |
-
2020
- 2020-07-23 CN CN202010719505.9A patent/CN111690981B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6096129A (en) * | 1997-04-18 | 2000-08-01 | Sumitomo Electric Industries, Ltd. | Method of and apparatus for producing single-crystalline diamond of large size |
CN103097011A (zh) * | 2009-01-16 | 2013-05-08 | 六号元素有限公司 | 用于制备单晶金刚石的高温高压(hpht)方法 |
CN102959138A (zh) * | 2009-12-21 | 2013-03-06 | 六号元素有限公司 | 单晶金刚石材料 |
CN103354845A (zh) * | 2010-12-24 | 2013-10-16 | 六号元素有限公司 | 单晶合成金刚石材料中的位错设计 |
CN109923247A (zh) * | 2016-11-10 | 2019-06-21 | 六号元素技术有限公司 | 经由化学气相沉积合成厚的单晶金刚石材料 |
CN110541199A (zh) * | 2019-10-11 | 2019-12-06 | 山东大学 | 一种直径8英寸及以上尺寸高质量SiC籽晶的制备方法 |
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