KR100931001B1 - 펨토초 레이저를 이용한 웨이퍼의 건식세정방법 - Google Patents
펨토초 레이저를 이용한 웨이퍼의 건식세정방법 Download PDFInfo
- Publication number
- KR100931001B1 KR100931001B1 KR1020080042880A KR20080042880A KR100931001B1 KR 100931001 B1 KR100931001 B1 KR 100931001B1 KR 1020080042880 A KR1020080042880 A KR 1020080042880A KR 20080042880 A KR20080042880 A KR 20080042880A KR 100931001 B1 KR100931001 B1 KR 100931001B1
- Authority
- KR
- South Korea
- Prior art keywords
- wafer
- femtosecond laser
- laser
- dry cleaning
- cleaning method
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000005108 dry cleaning Methods 0.000 title claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 52
- 239000000356 contaminant Substances 0.000 claims abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 5
- 239000010703 silicon Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 abstract description 17
- 230000001678 irradiating effect Effects 0.000 abstract description 3
- 235000012431 wafers Nutrition 0.000 description 76
- 239000002245 particle Substances 0.000 description 21
- 230000006378 damage Effects 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 9
- 239000002105 nanoparticle Substances 0.000 description 6
- 230000035939 shock Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000002073 fluorescence micrograph Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XEBWQGVWTUSTLN-UHFFFAOYSA-M phenylmercury acetate Chemical compound CC(=O)O[Hg]C1=CC=CC=C1 XEBWQGVWTUSTLN-UHFFFAOYSA-M 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 230000005374 Kerr effect Effects 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229920001109 fluorescent polymer Polymers 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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
- H01L21/02041—Cleaning
- H01L21/02098—Cleaning only involving lasers, e.g. laser ablation
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
Claims (4)
- 실리콘 웨이퍼 상의 오염물질을 제거하는 레이저를 이용한 건식세정방법에 있어서,펨토초 레이저의 빔 축과 웨이퍼 표면이 평행하도록 상기 펨토초 레이저를 조사하여 상기 웨이퍼 표면을 세정하되,상기 펨토초 레이저의 빔은 유기 집광으로 인한 플라즈마 점 형태 또는 플라즈마 셀프 필라멘트인 라인 형태로 구현된 것을 특징으로 하는 펨토초 레이저를 이용한 웨이퍼의 건식세정방법.
- 삭제
- 제 1항에 있어서,상기 펨토초 레이저의 빔 축과 웨이퍼 사이의 거리는 100~200㎛인 것을 특징으로 하는 펨토초 레이저를 이용한 웨이퍼의 건식세정방법.
- 제 3항에 있어서,상기 펨토초 레이저의 펄스폭은 100fs이고, 펄스에너지는 3.0mJ이며, 반복률은 1kHz인 것을 특징으로 하는 펨토초 레이저를 이용한 웨이퍼의 건식세정방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080042880A KR100931001B1 (ko) | 2008-05-08 | 2008-05-08 | 펨토초 레이저를 이용한 웨이퍼의 건식세정방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080042880A KR100931001B1 (ko) | 2008-05-08 | 2008-05-08 | 펨토초 레이저를 이용한 웨이퍼의 건식세정방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090117020A KR20090117020A (ko) | 2009-11-12 |
KR100931001B1 true KR100931001B1 (ko) | 2009-12-10 |
Family
ID=41601559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080042880A KR100931001B1 (ko) | 2008-05-08 | 2008-05-08 | 펨토초 레이저를 이용한 웨이퍼의 건식세정방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100931001B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10334737B2 (en) | 2016-06-10 | 2019-06-25 | Samsung Display Co., Ltd. | Flexible display device and manufacturing method thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001300749A (ja) * | 2000-04-17 | 2001-10-30 | Fuji Xerox Co Ltd | レーザ加工方法、レーザ加工物の製造方法及びクリーニング方法 |
KR20020088661A (ko) * | 2001-05-19 | 2002-11-29 | 주식회사 아이엠티 | 충격파를 이용한 건식 표면 클리닝 장치 |
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2008
- 2008-05-08 KR KR1020080042880A patent/KR100931001B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001300749A (ja) * | 2000-04-17 | 2001-10-30 | Fuji Xerox Co Ltd | レーザ加工方法、レーザ加工物の製造方法及びクリーニング方法 |
KR20020088661A (ko) * | 2001-05-19 | 2002-11-29 | 주식회사 아이엠티 | 충격파를 이용한 건식 표면 클리닝 장치 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10334737B2 (en) | 2016-06-10 | 2019-06-25 | Samsung Display Co., Ltd. | Flexible display device and manufacturing method thereof |
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Publication number | Publication date |
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KR20090117020A (ko) | 2009-11-12 |
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