KR20020051346A - 단결정 실리콘 웨이퍼 검사 방법 - Google Patents
단결정 실리콘 웨이퍼 검사 방법 Download PDFInfo
- Publication number
- KR20020051346A KR20020051346A KR1020000080157A KR20000080157A KR20020051346A KR 20020051346 A KR20020051346 A KR 20020051346A KR 1020000080157 A KR1020000080157 A KR 1020000080157A KR 20000080157 A KR20000080157 A KR 20000080157A KR 20020051346 A KR20020051346 A KR 20020051346A
- Authority
- KR
- South Korea
- Prior art keywords
- wafer
- cleaning
- physical damage
- anc
- slurry
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000007689 inspection Methods 0.000 title claims description 9
- 230000006798 recombination Effects 0.000 claims abstract description 36
- 238000005215 recombination Methods 0.000 claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 28
- 239000002002 slurry Substances 0.000 claims abstract description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 18
- 239000010703 silicon Substances 0.000 claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 18
- 101100379067 Caenorhabditis elegans anc-1 gene Proteins 0.000 claims abstract description 10
- JFKCVAZSEWPOIX-UHFFFAOYSA-N Menthyl ethylene glycol carbonate Chemical compound CC(C)C1CCC(C)CC1OC(=O)OCCO JFKCVAZSEWPOIX-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 5
- 230000007547 defect Effects 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract description 6
- 238000009792 diffusion process Methods 0.000 abstract description 6
- 238000005247 gettering Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007921 spray Substances 0.000 abstract description 2
- 235000012431 wafers Nutrition 0.000 description 36
- 239000000969 carrier Substances 0.000 description 9
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
-
- 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
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
-
- 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
- H01L21/322—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections
- H01L21/3221—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections of silicon bodies, e.g. for gettering
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
Claims (10)
- 실리콘 단결정 웨이퍼의 검사 방법에 있어서,실리콘 웨이퍼의 일측 면에 슬러리를 분사하여 물리적인 손상을 형성하는 단계와,상기 웨이퍼를 세정하는 단계와,세정 후의 웨이퍼를 캐리어의 재결합 속도를 측정하여 물리적 손상의 정도를 판단하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 1에 있어서,물리적인 손상은 슬러리 분사 압력과 분사회수를 변경시키면서 여러 단계로 나누어서 분사하여 형성하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 1에 있어서,상기 웨이퍼 세정단계는 ANC-1 세정 공정을 실시한 후, 불산 HF 용액에 넣어서 표면의 산화막을 식각하고, SC-1 세정 공정을 실시하여 표면에 붙어 있는 파티클들을 제거하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 3에 있어서,웨이퍼 세정단계는 ANC-1 세정 공정은 ANC-1이라는 상품명을 가진 세정제를 사용하여 상온에서 5분 정도 웨이퍼 세정을 실시하고, HF : H2O 를 1 : 235 정도로 용액을 만들어서 상온에서 1분 정도 산화막을 식각하고, NH4OH : H2O2: H2O 의 비를 10 : 3 :117 정도로 한 용액을 만들어서 상온에서 2분 정도 세정을 실시하여 웨이퍼의 파티클을 제거하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 1에 있어서,물리적 손상의 단계를 판단하는 단계에서 표면 재결합 속도가 500 이상이 되면 단위 제곱 센티미터 당 10,000개 이상의 결함이 형성된 것으로 평가하는 것이 단결정 실리콘 웨이퍼 검사 방법.
- 실리콘 단결정 웨이퍼의 검사 방법에 있어서,실리콘 웨이퍼의 일측 면에 슬러리를 분사하여 물리적인 손상을 형성하는 단계와,상기 웨이퍼를 세정하는 단계와,세정 후의 웨이퍼를 SPV장비를 이용하여 표면 광전압을 측정하여 물리적 손상의 정도를 판단하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 6에 있어서,물리적인 손상은 슬러리 분사 압력과 분사회수를 변경시키면서 여러 단계로 나누어서 분사하여 형성하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 6에 있어서,상기 웨이퍼 세정단계는 ANC-1 세정 공정을 실시한 후, 불산 HF 용액에 넣어서 표면의 산화막을 식각하고, SC-1 세정 공정을 실시하여 표면에 붙어 있는 파티클들을 제거하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 8에 있어서,웨이퍼 세정단계는 ANC-1 세정 공정은 ANC-1이라는 상품명을 가진 세정제를 사용하여 상온에서 5분 정도 웨이퍼 세정을 실시하고, HF : H2O 를 1 : 235 정도로 용액을 만들어서 상온에서 1분 정도 산화막을 식각하고, NH4OH : H2O2: H2O 의 비를 10 : 3 :117 정도로 한 용액을 만들어서 상온에서 2분 정도 세정을 실시하여 웨이퍼의 파티클을 제거하는 것이 특징인 단결정 실리콘 웨이퍼 검사 방법.
- 청구항 6에 있어서,물리적 손상의 단계를 판단하는 단계에서 표면 재결합 속도가 500 이상이 되면 단위 제곱 센티미터 당 10,000개 이상의 결함이 형성된 것으로 평가하는 것이 단결정 실리콘 웨이퍼 검사 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0080157A KR100386688B1 (ko) | 2000-12-22 | 2000-12-22 | 단결정 실리콘 웨이퍼 검사 방법 |
Applications Claiming Priority (1)
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---|---|---|---|
KR10-2000-0080157A KR100386688B1 (ko) | 2000-12-22 | 2000-12-22 | 단결정 실리콘 웨이퍼 검사 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020051346A true KR20020051346A (ko) | 2002-06-29 |
KR100386688B1 KR100386688B1 (ko) | 2003-06-02 |
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KR10-2000-0080157A KR100386688B1 (ko) | 2000-12-22 | 2000-12-22 | 단결정 실리콘 웨이퍼 검사 방법 |
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KR (1) | KR100386688B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101128933B1 (ko) * | 2004-03-29 | 2012-03-27 | 신에쯔 한도타이 가부시키가이샤 | 실리콘웨이퍼의 결정결함 평가방법 |
WO2013009026A2 (ko) * | 2011-07-08 | 2013-01-17 | 엘지실트론 주식회사 | 웨이퍼결함 평가방법 |
KR101339624B1 (ko) * | 2012-09-07 | 2013-12-09 | 주식회사 엘지실트론 | 단결정 실리콘 웨이퍼 및 반도체 웨이퍼 |
CN103700733A (zh) * | 2014-01-16 | 2014-04-02 | 常州天合光能有限公司 | 太阳能电池的n型晶体硅衬底的清洗处理方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101000252B1 (ko) | 2003-11-26 | 2010-12-10 | 주식회사 실트론 | 웨이퍼의 표면손상 평가방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2508530B2 (ja) * | 1987-04-25 | 1996-06-19 | 三菱マテリアル株式会社 | 歪付けウエハのゲツタリング能力の評価方法 |
JPH077060A (ja) * | 1993-06-18 | 1995-01-10 | Fujitsu Ltd | 半導体装置の評価方法及び装置 |
JPH07249666A (ja) * | 1994-03-11 | 1995-09-26 | Komatsu Electron Metals Co Ltd | シリコンウェーハの鉄濃度測定方法 |
JPH07321173A (ja) * | 1994-05-26 | 1995-12-08 | Mitsubishi Materials Corp | 半導体ウェーハの内部欠陥測定装置 |
JPH0862122A (ja) * | 1994-08-24 | 1996-03-08 | Komatsu Electron Metals Co Ltd | シリコンウェーハの酸素析出欠陥密度評価方法 |
JP2000150603A (ja) * | 1998-11-13 | 2000-05-30 | Horiba Ltd | 半導体ウェーハの結晶欠陥検査方法 |
-
2000
- 2000-12-22 KR KR10-2000-0080157A patent/KR100386688B1/ko not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101128933B1 (ko) * | 2004-03-29 | 2012-03-27 | 신에쯔 한도타이 가부시키가이샤 | 실리콘웨이퍼의 결정결함 평가방법 |
WO2013009026A2 (ko) * | 2011-07-08 | 2013-01-17 | 엘지실트론 주식회사 | 웨이퍼결함 평가방법 |
WO2013009026A3 (ko) * | 2011-07-08 | 2013-03-14 | 엘지실트론 주식회사 | 웨이퍼결함 평가방법 |
KR101246493B1 (ko) * | 2011-07-08 | 2013-04-01 | 주식회사 엘지실트론 | 웨이퍼의 결함 평가방법 |
CN103650125A (zh) * | 2011-07-08 | 2014-03-19 | Lg矽得荣株式会社 | 评估晶片缺陷的方法 |
US9500694B2 (en) | 2011-07-08 | 2016-11-22 | Lg Siltron Inc. | Method for evaluating wafer defects |
KR101339624B1 (ko) * | 2012-09-07 | 2013-12-09 | 주식회사 엘지실트론 | 단결정 실리콘 웨이퍼 및 반도체 웨이퍼 |
CN103700733A (zh) * | 2014-01-16 | 2014-04-02 | 常州天合光能有限公司 | 太阳能电池的n型晶体硅衬底的清洗处理方法 |
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