CN111215766A - SiC晶片制造方法 - Google Patents
SiC晶片制造方法 Download PDFInfo
- Publication number
- CN111215766A CN111215766A CN201911367656.6A CN201911367656A CN111215766A CN 111215766 A CN111215766 A CN 111215766A CN 201911367656 A CN201911367656 A CN 201911367656A CN 111215766 A CN111215766 A CN 111215766A
- Authority
- CN
- China
- Prior art keywords
- sic
- gas
- sic wafer
- ingot
- radiation path
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 58
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 230000005855 radiation Effects 0.000 claims abstract description 24
- 239000013078 crystal Substances 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 230000001788 irregular Effects 0.000 claims description 3
- 239000006227 byproduct Substances 0.000 abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 6
- 238000000608 laser ablation Methods 0.000 abstract description 6
- 239000000047 product Substances 0.000 abstract description 6
- 238000000354 decomposition reaction Methods 0.000 abstract description 5
- 230000014759 maintenance of location Effects 0.000 abstract description 3
- 238000010926 purge Methods 0.000 abstract description 3
- 239000012495 reaction gas Substances 0.000 abstract description 3
- 238000001953 recrystallisation Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 74
- 229910010271 silicon carbide Inorganic materials 0.000 description 72
- 235000012431 wafers Nutrition 0.000 description 30
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- -1 silicon carbide compound Chemical class 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/50—Working by transmitting the laser beam through or within the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Laser Beam Processing (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911367656.6A CN111215766A (zh) | 2019-12-26 | 2019-12-26 | SiC晶片制造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911367656.6A CN111215766A (zh) | 2019-12-26 | 2019-12-26 | SiC晶片制造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111215766A true CN111215766A (zh) | 2020-06-02 |
Family
ID=70826672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911367656.6A Pending CN111215766A (zh) | 2019-12-26 | 2019-12-26 | SiC晶片制造方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111215766A (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986986A (zh) * | 2020-08-24 | 2020-11-24 | 松山湖材料实验室 | 一种晶圆的剥离方法及剥离装置 |
| CN120715448A (zh) * | 2025-06-28 | 2025-09-30 | 山西烁科晶体有限公司 | 一种剥离碳化硅晶锭的方法及系统 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1785576A (zh) * | 2005-12-16 | 2006-06-14 | 上海汽车股份有限公司 | 齿轮激光焊接加工方法 |
| CN101032785A (zh) * | 2006-03-07 | 2007-09-12 | 索尼株式会社 | 激光加工装置,激光加工头及激光加工方法 |
| CN103831540A (zh) * | 2014-02-20 | 2014-06-04 | 江南大学 | 一种激光复合打孔陶瓷的方法 |
| CN204195059U (zh) * | 2014-10-24 | 2015-03-11 | 宝钛集团有限公司 | 一种除渣器 |
| JP2017022283A (ja) * | 2015-07-13 | 2017-01-26 | 株式会社ディスコ | 多結晶SiCウエーハの生成方法 |
| CN106735888A (zh) * | 2016-12-07 | 2017-05-31 | 深圳市海目星激光科技有限公司 | 一种臭氧辅助切割装置及方法 |
| CN108145307A (zh) * | 2016-12-02 | 2018-06-12 | 株式会社迪思科 | SiC晶片的生成方法 |
| CN108161215A (zh) * | 2016-12-06 | 2018-06-15 | 株式会社迪思科 | SiC 晶片的生成方法 |
| CN108735578A (zh) * | 2017-04-25 | 2018-11-02 | 株式会社迪思科 | SiC晶片的生成方法 |
-
2019
- 2019-12-26 CN CN201911367656.6A patent/CN111215766A/zh active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1785576A (zh) * | 2005-12-16 | 2006-06-14 | 上海汽车股份有限公司 | 齿轮激光焊接加工方法 |
| CN101032785A (zh) * | 2006-03-07 | 2007-09-12 | 索尼株式会社 | 激光加工装置,激光加工头及激光加工方法 |
| CN103831540A (zh) * | 2014-02-20 | 2014-06-04 | 江南大学 | 一种激光复合打孔陶瓷的方法 |
| CN204195059U (zh) * | 2014-10-24 | 2015-03-11 | 宝钛集团有限公司 | 一种除渣器 |
| JP2017022283A (ja) * | 2015-07-13 | 2017-01-26 | 株式会社ディスコ | 多結晶SiCウエーハの生成方法 |
| CN108145307A (zh) * | 2016-12-02 | 2018-06-12 | 株式会社迪思科 | SiC晶片的生成方法 |
| CN108161215A (zh) * | 2016-12-06 | 2018-06-15 | 株式会社迪思科 | SiC 晶片的生成方法 |
| CN106735888A (zh) * | 2016-12-07 | 2017-05-31 | 深圳市海目星激光科技有限公司 | 一种臭氧辅助切割装置及方法 |
| CN108735578A (zh) * | 2017-04-25 | 2018-11-02 | 株式会社迪思科 | SiC晶片的生成方法 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986986A (zh) * | 2020-08-24 | 2020-11-24 | 松山湖材料实验室 | 一种晶圆的剥离方法及剥离装置 |
| CN111986986B (zh) * | 2020-08-24 | 2024-05-03 | 松山湖材料实验室 | 一种晶圆的剥离方法及剥离装置 |
| CN120715448A (zh) * | 2025-06-28 | 2025-09-30 | 山西烁科晶体有限公司 | 一种剥离碳化硅晶锭的方法及系统 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220214 Address after: Building A1, innovation city, Songshanhu University, Dongguan, Guangdong 523000 Applicant after: Material Laboratory of Songshan Lake Applicant after: Institute of physics, Chinese Academy of Sciences Address before: Building A1, innovation city, Songshanhu University, Dongguan, Guangdong 523000 Applicant before: Material Laboratory of Songshan Lake |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220824 Address after: Building A1, innovation city, Songshanhu University, Dongguan, Guangdong 523000 Applicant after: Material Laboratory of Songshan Lake Applicant after: Zhongke Huizhu (Dongguan City) Consulting Management Enterprise (L.P.) Address before: Building A1, innovation city, Songshanhu University, Dongguan, Guangdong 523000 Applicant before: Material Laboratory of Songshan Lake Applicant before: INSTITUTE OF PHYSICS, CHINESE ACADEMY OF SCIENCES |
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Effective date of registration: 20221010 Address after: 523000 Room 309, Building 12, No.1 Xuefu Road, Songshan Lake Park, Dongguan, Guangdong Applicant after: Dongguan Zhongke Huizhu Semiconductor Co.,Ltd. Address before: Building A1, innovation city, Songshanhu University, Dongguan, Guangdong 523000 Applicant before: Material Laboratory of Songshan Lake Applicant before: Zhongke Huizhu (Dongguan City) Consulting Management Enterprise (L.P.) |