KR100340274B1 - 반도체 기판의 세정 방법 - Google Patents
반도체 기판의 세정 방법 Download PDFInfo
- Publication number
- KR100340274B1 KR100340274B1 KR1019990035777A KR19990035777A KR100340274B1 KR 100340274 B1 KR100340274 B1 KR 100340274B1 KR 1019990035777 A KR1019990035777 A KR 1019990035777A KR 19990035777 A KR19990035777 A KR 19990035777A KR 100340274 B1 KR100340274 B1 KR 100340274B1
- Authority
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- South Korea
- Prior art keywords
- acid
- semiconductor substrate
- solution
- organic acid
- organic
- Prior art date
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- 239000000758 substrate Substances 0.000 title claims abstract description 92
- 239000004065 semiconductor Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000004140 cleaning Methods 0.000 title claims description 35
- 239000000243 solution Substances 0.000 claims abstract description 52
- 150000007524 organic acids Chemical class 0.000 claims abstract description 48
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 36
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 29
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 239000007864 aqueous solution Substances 0.000 claims abstract description 15
- 230000001590 oxidative effect Effects 0.000 claims abstract description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 11
- 239000011259 mixed solution Substances 0.000 claims abstract description 9
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000908 ammonium hydroxide Substances 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 48
- -1 organic acid salt Chemical class 0.000 claims description 30
- 230000008569 process Effects 0.000 claims description 15
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 12
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 8
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 claims description 8
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 6
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 6
- 235000019253 formic acid Nutrition 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 6
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 4
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 4
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 4
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 4
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 4
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 claims description 4
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 4
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 4
- 239000011976 maleic acid Substances 0.000 claims description 4
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 claims description 4
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 4
- 229960004889 salicylic acid Drugs 0.000 claims description 4
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 4
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 claims description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 239000005711 Benzoic acid Substances 0.000 claims description 2
- 239000005635 Caprylic acid (CAS 124-07-2) Substances 0.000 claims description 2
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 2
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 2
- 239000001361 adipic acid Substances 0.000 claims description 2
- 235000011037 adipic acid Nutrition 0.000 claims description 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims description 2
- 235000010233 benzoic acid Nutrition 0.000 claims description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 2
- 239000001530 fumaric acid Substances 0.000 claims description 2
- 239000001630 malic acid Substances 0.000 claims description 2
- 235000011090 malic acid Nutrition 0.000 claims description 2
- 229960002446 octanoic acid Drugs 0.000 claims description 2
- 235000019260 propionic acid Nutrition 0.000 claims description 2
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 2
- 238000012958 reprocessing Methods 0.000 claims description 2
- 235000002906 tartaric acid Nutrition 0.000 claims description 2
- 239000011975 tartaric acid Substances 0.000 claims description 2
- 229940005605 valeric acid Drugs 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 32
- 239000002184 metal Substances 0.000 abstract description 32
- 239000010419 fine particle Substances 0.000 abstract description 28
- 239000012535 impurity Substances 0.000 abstract description 28
- 238000012545 processing Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 5
- 238000007654 immersion Methods 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 24
- 229910052710 silicon Inorganic materials 0.000 description 19
- 239000010703 silicon Substances 0.000 description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 12
- 230000003647 oxidation Effects 0.000 description 10
- 238000007254 oxidation reaction Methods 0.000 description 10
- 238000005406 washing Methods 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 239000003929 acidic solution Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 239000005416 organic matter Substances 0.000 description 5
- 230000000536 complexating effect Effects 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000011859 microparticle Substances 0.000 description 3
- 235000005985 organic acids Nutrition 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000001384 succinic acid Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 229910017518 Cu Zn Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001450 anions Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- H01L21/02043—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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S134/00—Cleaning and liquid contact with solids
- Y10S134/902—Semiconductor wafer
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (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
금속 불순물의 농도(x 109원자/cm2) | |||||
Al | Fe | Ni | Cu | Zn | |
실시예 1 | 9.4 | <1 | <1 | <1 | <1 |
실시예 2 | <1 | <1 | <1 | <1 | <1 |
실시예 3 | 5.0 | <1 | <1 | <1 | <1 |
실시예 4 | 14.0 | <1 | <1 | <1 | <1 |
실시예 5 | <1 | <1 | <1 | <1 | 2.9 |
실시예 6 | 9.4 | 11.0 | <1 | <1 | <1 |
실시예 7 | 19.0 | <1 | <1 | 6.8 | <1 |
비교예 | 110.0 | 22.0 | <1 | <1 | 5.0 |
Claims (8)
- 과산화수소와 수산화암모늄을 혼합하여 제조된 혼합 용액 중에서 반도체 기판을 산화 환원시키는 공정(11),오존 수용액, 질산 용액 또는 과산화수소 용액 중 어느 하나의 산화액에 반도체 기판을 침지시키거나, 또는 상기 오존 수용액, 질산 용액 또는 과산화수소 용액 중 2 종 이상을 혼합한 산화액에 반도체 기판을 침지시킴으로써 상기 산화 환원된 반도체 기판을 산화시키는 공정(12),카르복실기를 갖는 유기산 또는 유기산염과 불화수소산의 혼합액에 반도체 기판을 침지시킴으로써 상기 산화된 반도체 기판을 환원시키는 공정(13),카르복실기를 갖는 유기산 또는 유기산염을 함유하는 용액에 반도체 기판을 침지시킴으로써 상기 환원된 반도체 기판을 헹구는 공정(14), 및오존 수용액, 질산 용액 또는 과산화수소 용액 중 어느 하나의 산화액에 반도체 기판을 침지시키거나, 또는 상기 오존 수용액, 질산 용액 또는 과산화수소 용액 중 2 종 이상을 혼합한 산화액에 반도체 기판을 침지시킴으로써 상기 헹구어진 반도체 기판을 재산화시키는 공정 (15)을 포함하는 반도체 기판의 세정 방법.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서, 환원 공정 (13)에서의 불화수소산 농도가 0.005 내지 0.25 중량%인 세정 방법.
- 삭제
- 제1항에 있어서, 환원 공정 (13) 또는 헹구는 공정 (14)에서의 유기산 또는 유기산염의 농도가 0.0001 중량% 이상인 세정 방법.
- 제1항에 있어서, 환원 공정 (13) 또는 헹구는 공정 (14)에서의 유기산 또는 유기산염이 옥살산, 시트르산, 숙신산, 에틸렌디아민테트라아세트산, 타르타르산, 살리실산, 포름산, 말레산, 아세트산, 프로피온산, 부티르산, 발레르산, 카프로산, 에난트산, 카프릴산, 벤조산, 아크릴산, 아디프산, 말론산, 말산, 글리콜산, 프탈산, 테레프탈산 및 푸마르산으로 이루어지는 군에서 선택된 1 종 이상의 유기산 또는 그의 염인 세정 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP98-243008 | 1998-08-28 | ||
JP24300898 | 1998-08-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000017572A KR20000017572A (ko) | 2000-03-25 |
KR100340274B1 true KR100340274B1 (ko) | 2002-06-12 |
Family
ID=17097527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990035777A KR100340274B1 (ko) | 1998-08-28 | 1999-08-27 | 반도체 기판의 세정 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6146467A (ko) |
EP (1) | EP0982765B1 (ko) |
KR (1) | KR100340274B1 (ko) |
CN (1) | CN1119831C (ko) |
DE (1) | DE69916728T2 (ko) |
TW (1) | TW424274B (ko) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19741465A1 (de) * | 1997-09-19 | 1999-03-25 | Wacker Chemie Gmbh | Polykristallines Silicium |
DE69916728T2 (de) * | 1998-08-28 | 2005-04-28 | Mitsubishi Materials Corp. | Verfahren zur Reinigung eines Halbleitersubstrats |
US6162565A (en) | 1998-10-23 | 2000-12-19 | International Business Machines Corporation | Dilute acid rinse after develop for chrome etch |
US6230720B1 (en) * | 1999-08-16 | 2001-05-15 | Memc Electronic Materials, Inc. | Single-operation method of cleaning semiconductors after final polishing |
JP2001176833A (ja) * | 1999-12-14 | 2001-06-29 | Tokyo Electron Ltd | 基板処理装置 |
JP3488158B2 (ja) * | 1999-12-28 | 2004-01-19 | Necエレクトロニクス株式会社 | ウエハの洗浄方法 |
US6503333B2 (en) * | 2000-11-30 | 2003-01-07 | Taiwan Semiconductor Manufacturing Company, Ltd | Method for cleaning semiconductor wafers with ozone-containing solvent |
KR100564427B1 (ko) * | 2000-12-20 | 2006-03-28 | 주식회사 하이닉스반도체 | 반도체 소자의 비트라인 세정방법 |
US6867148B2 (en) * | 2001-05-16 | 2005-03-15 | Micron Technology, Inc. | Removal of organic material in integrated circuit fabrication using ozonated organic acid solutions |
WO2002094462A1 (fr) * | 2001-05-22 | 2002-11-28 | Mitsubishi Chemical Corporation | Procede de nettoyage de la surface d'un substrat |
WO2004075277A1 (ja) * | 2003-02-20 | 2004-09-02 | Matsushita Electric Industrial Co., Ltd. | エッチング方法、エッチング装置及び半導体装置の製造方法 |
JP2006016249A (ja) * | 2004-07-01 | 2006-01-19 | Sumitomo Electric Ind Ltd | AlxGayIn1−x−yN基板とAlxGayIn1−x−yN基板の洗浄方法 |
CN100349266C (zh) * | 2004-07-23 | 2007-11-14 | 王文 | 高效能臭氧水清洗半导体晶圆的系统及其方法 |
US20110018105A1 (en) * | 2005-05-17 | 2011-01-27 | Sumitomo Electric Industries, Ltd. | Nitride-based compound semiconductor device, compound semiconductor device, and method of producing the devices |
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CN113736580A (zh) * | 2021-09-03 | 2021-12-03 | 上海中欣晶圆半导体科技有限公司 | 一种用于硅片清洗抛光的混酸清洗液及抛光硅片清洗方法 |
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JPH08264500A (ja) * | 1995-03-27 | 1996-10-11 | Sony Corp | 基板の洗浄方法 |
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JP3036478B2 (ja) * | 1997-08-08 | 2000-04-24 | 日本電気株式会社 | ウェハの洗浄及び乾燥方法 |
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DE69916728T2 (de) * | 1998-08-28 | 2005-04-28 | Mitsubishi Materials Corp. | Verfahren zur Reinigung eines Halbleitersubstrats |
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EP0982765A2 (en) | 2000-03-01 |
KR20000017572A (ko) | 2000-03-25 |
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US6146467A (en) | 2000-11-14 |
CN1119831C (zh) | 2003-08-27 |
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