KR100689698B1 - 패시베이션층이 형성된 대상물 가공 방법 - Google Patents
패시베이션층이 형성된 대상물 가공 방법 Download PDFInfo
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- KR100689698B1 KR100689698B1 KR1020050002900A KR20050002900A KR100689698B1 KR 100689698 B1 KR100689698 B1 KR 100689698B1 KR 1020050002900 A KR1020050002900 A KR 1020050002900A KR 20050002900 A KR20050002900 A KR 20050002900A KR 100689698 B1 KR100689698 B1 KR 100689698B1
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- Prior art keywords
- passivation layer
- processing
- plasma
- laser beam
- silicon substrate
- Prior art date
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- 238000002161 passivation Methods 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 35
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 52
- 239000010703 silicon Substances 0.000 claims abstract description 52
- 239000000758 substrate Substances 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000003672 processing method Methods 0.000 claims abstract description 8
- 230000001678 irradiating effect Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 100
- 239000011247 coating layer Substances 0.000 claims description 16
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- 238000010494 dissociation reaction Methods 0.000 claims description 5
- 230000005593 dissociations Effects 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract description 7
- 230000008569 process Effects 0.000 description 16
- 229910004298 SiO 2 Inorganic materials 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052743 krypton Inorganic materials 0.000 description 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
-
- 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
- B23K26/18—Working by laser beam, e.g. welding, cutting or boring using absorbing layers on the workpiece, e.g. for marking or protecting purposes
-
- 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
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3083—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/3086—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/16—Composite materials, e.g. fibre reinforced
- B23K2103/166—Multilayered materials
- B23K2103/172—Multilayered materials wherein at least one of the layers is non-metallic
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Drying Of Semiconductors (AREA)
- Laser Beam Processing (AREA)
Abstract
Description
물질 | 공명준위 (eV) | 공명선 (nm) | 공명천이시간 (nsec) | 준안정준위 (eV) | 이온화에너지 (eV) |
He | 21.21 | 58.4 | 0.56 | 19.80 | 24.58 |
Ne | 16.85 | 73.4 | 20.70 | 16.62 | 21.56 |
Ar | 11.61 | 107.0 | 10.20 | 11.55 | 15.76 |
Kr | 10.02 | 124.0 | 4.40 | 9.91 | 14.00 |
Xe | 8.45 | 147.0 | 3.80 | 8.32 | 12.13 |
Hg | 4.89 | 253.7 | 4.67 | 10.43 |
Claims (7)
- 실리콘 기판 및 패시베이션층이 순차적으로 형성된 대상물 가공 방법으로서,상기 대상물을 가공 챔버 내로 이동시킨 후 상기 대상물을 가공 방향으로 이송하는 단계;비활성 물질이 포함된 상태에서 상기 대상물의 가공 부위에 레이저 빔을 조사하여, 상기 레이저 빔과 비활성 물질의 반응에 의해 상기 패시베이션층 상의 가공 부위에 플라즈마를 생성하고, 상기 플라즈마에 의해 상기 패시베이션층이 제거되도록 하는 단계; 및상기 레이저 빔에 의해 상기 실리콘 기판을 가공하는 단계;를 포함하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 1 항에 있어서,상기 플라즈마를 생성하는 단계는, 상기 패시베이션층 상에 비활성 물질이 포함된 코팅층을 형성하는 단계를 더 포함하고,상기 레이저 빔은 상기 비활성 물질의 해리 에너지 이상의 에너지로 조사하며, 상기 실리콘 기판을 가공하는 단계 이후,상기 코팅층을 제거하는 단계를 더 포함하는 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 1 항에 있어서,상기 플라즈마를 생성하는 단계는, 상기 대상물을 가공하기 위한 챔버 내에 비활성 물질을 유입시키고, 상기 대상물이 이송함에 따라 조사되는 상기 레이저 빔과 상기 비활성 물질의 반응에 의해 상기 레이저 빔이 조사되는 대상물의 패시베이션층 상에 플라즈마가 생성되는 단계인 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 2 항 또는 제 3 항에 있어서,상기 비활성 물질은 적어도 어느 하나의 0족 원소인 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 2 항 또는 제 3 항에 있어서,상기 비활성 물질은 아르곤이며, 상기 레이저 빔은 5×108 W/㎠ 내지 5×1010 W/㎠의 에너지로 조사되는 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 1 항에 있어서,상기 플라즈마의 스폿 크기는 1.5 내지 2.5㎛로 제어하는 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
- 제 1 항에 있어서,상기 가공 챔버의 압력은 대기압 상태로 제어하는 것을 특징으로 하는 패시베이션층이 형성된 대상물 가공 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050002900A KR100689698B1 (ko) | 2005-01-12 | 2005-01-12 | 패시베이션층이 형성된 대상물 가공 방법 |
PCT/KR2005/001094 WO2006075830A1 (en) | 2005-01-12 | 2005-04-15 | Method of processing an object having a passivation layer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050002900A KR100689698B1 (ko) | 2005-01-12 | 2005-01-12 | 패시베이션층이 형성된 대상물 가공 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20060082520A KR20060082520A (ko) | 2006-07-19 |
KR100689698B1 true KR100689698B1 (ko) | 2007-03-08 |
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KR1020050002900A KR100689698B1 (ko) | 2005-01-12 | 2005-01-12 | 패시베이션층이 형성된 대상물 가공 방법 |
Country Status (2)
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KR (1) | KR100689698B1 (ko) |
WO (1) | WO2006075830A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6276947B2 (ja) * | 2013-09-02 | 2018-02-07 | 株式会社ディスコ | 加工方法 |
JP6228058B2 (ja) * | 2014-03-28 | 2017-11-08 | 株式会社東京精密 | 半導体製造装置及び半導体の製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09216085A (ja) * | 1996-02-07 | 1997-08-19 | Canon Inc | 基板の切断方法及び切断装置 |
JPH10323779A (ja) | 1997-03-25 | 1998-12-08 | Hitachi Cable Ltd | Si基板の切断方法 |
JP2002050849A (ja) | 2000-08-07 | 2002-02-15 | Matsushita Electric Ind Co Ltd | レーザ加工方法およびレーザ加工装置 |
KR20040051596A (ko) * | 2001-10-01 | 2004-06-18 | 엑스에스아이엘 테크놀러지 리미티드 | 기계 가공 기판, 특히 반도체 웨이퍼 |
JP2005032903A (ja) | 2003-07-10 | 2005-02-03 | Oki Electric Ind Co Ltd | 半導体装置及びその製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5860558A (ja) * | 1981-10-06 | 1983-04-11 | Toshiba Corp | スクライブ方法 |
US6057180A (en) * | 1998-06-05 | 2000-05-02 | Electro Scientific Industries, Inc. | Method of severing electrically conductive links with ultraviolet laser output |
KR100553119B1 (ko) * | 1999-01-15 | 2006-02-22 | 삼성전자주식회사 | 레이저를 이용한 절단장치 |
KR100701013B1 (ko) * | 2001-05-21 | 2007-03-29 | 삼성전자주식회사 | 레이저 빔을 이용한 비금속 기판의 절단방법 및 장치 |
KR100537494B1 (ko) * | 2003-10-02 | 2005-12-19 | (주)한빛레이저 | 계면활성제 도포 방법을 이용한 실리콘 웨이퍼의 레이저 절단 방법 |
-
2005
- 2005-01-12 KR KR1020050002900A patent/KR100689698B1/ko not_active IP Right Cessation
- 2005-04-15 WO PCT/KR2005/001094 patent/WO2006075830A1/en active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09216085A (ja) * | 1996-02-07 | 1997-08-19 | Canon Inc | 基板の切断方法及び切断装置 |
JPH10323779A (ja) | 1997-03-25 | 1998-12-08 | Hitachi Cable Ltd | Si基板の切断方法 |
JP2002050849A (ja) | 2000-08-07 | 2002-02-15 | Matsushita Electric Ind Co Ltd | レーザ加工方法およびレーザ加工装置 |
KR20040051596A (ko) * | 2001-10-01 | 2004-06-18 | 엑스에스아이엘 테크놀러지 리미티드 | 기계 가공 기판, 특히 반도체 웨이퍼 |
US20040259329A1 (en) | 2001-10-01 | 2004-12-23 | Adrian Boyle | Machining substrates, particulary semiconductor wafers |
JP2005032903A (ja) | 2003-07-10 | 2005-02-03 | Oki Electric Ind Co Ltd | 半導体装置及びその製造方法 |
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Publication number | Publication date |
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KR20060082520A (ko) | 2006-07-19 |
WO2006075830A1 (en) | 2006-07-20 |
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