KR20080021724A - 낮은 수소 압력을 이용하는 원거리 플라즈마 예비 세정 - Google Patents
낮은 수소 압력을 이용하는 원거리 플라즈마 예비 세정 Download PDFInfo
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- KR20080021724A KR20080021724A KR1020077031014A KR20077031014A KR20080021724A KR 20080021724 A KR20080021724 A KR 20080021724A KR 1020077031014 A KR1020077031014 A KR 1020077031014A KR 20077031014 A KR20077031014 A KR 20077031014A KR 20080021724 A KR20080021724 A KR 20080021724A
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- plasma
- hydrogen
- millitorr
- remote plasma
- gas
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 64
- 239000001257 hydrogen Substances 0.000 title claims abstract description 62
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 51
- 229910052734 helium Inorganic materials 0.000 claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 24
- 239000001307 helium Substances 0.000 claims abstract description 22
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 150000002500 ions Chemical class 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- -1 hydrogen ions Chemical class 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 2
- 229920002120 photoresistant polymer Polymers 0.000 abstract description 6
- 238000004544 sputter deposition Methods 0.000 abstract description 2
- 210000002381 plasma Anatomy 0.000 description 54
- 239000010410 layer Substances 0.000 description 19
- 239000010408 film Substances 0.000 description 14
- 239000003989 dielectric material Substances 0.000 description 12
- 238000005530 etching Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 6
- 238000011065 in-situ storage Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- 238000000151 deposition Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000005108 dry cleaning Methods 0.000 description 4
- 238000005215 recombination Methods 0.000 description 4
- 230000006798 recombination Effects 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 3
- 239000005751 Copper oxide Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000004380 ashing Methods 0.000 description 3
- 229910000431 copper oxide Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000000992 sputter etching Methods 0.000 description 3
- CFAKWWQIUFSQFU-UHFFFAOYSA-N 2-hydroxy-3-methylcyclopent-2-en-1-one Chemical compound CC1=C(O)C(=O)CC1 CFAKWWQIUFSQFU-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000001755 magnetron sputter deposition Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000001837 2-hydroxy-3-methylcyclopent-2-en-1-one Substances 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910018540 Si C Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012423 maintenance Methods 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
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/42—Stripping or agents therefor
- G03F7/427—Stripping or agents therefor using plasma means only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32357—Generation remote from the workpiece, e.g. down-stream
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32422—Arrangement for selecting ions or species in the plasma
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3266—Magnetic control means
-
- 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
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
- H01L21/02063—Cleaning during device manufacture during, before or after processing of insulating layers the processing being the formation of vias or contact holes
-
- 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
- H01L21/02057—Cleaning during device manufacture
- H01L21/02068—Cleaning during device manufacture during, before or after processing of conductive layers, e.g. polysilicon or amorphous silicon 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67069—Apparatus for fluid treatment for etching for drying etching
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76814—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics post-treatment or after-treatment, e.g. cleaning or removal of oxides on underlying conductors
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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (20)
- 유전체 층을 포함하는 기판을 프로세싱하는 플라즈마 방법으로서,상기 기판을 원거리 플라즈마 소오스가 부착되는 진공 챔버 내에 배치시키는 단계;상기 원거리 플라즈마 소오스를 통해 그리고 이로부터 상기 챔버 내측으로 감소하는 프로세싱 가스를 통과시키는 단계로서, 가스 혼합물이 수소를 포함하고 어떠한 산소 및 물을 실질적으로 포함하지 않는, 감소하는 프로세싱 가스를 통과시키는 단계; 및상기 챔버 내의 압력을 상기 챔버 내의 수소 부분압이 150 milliTorr 미만이며 20 milliTorr 보다 크도록 유지하는 단계를 포함하는플라즈마 방법.
- 제 1 항에 있어서,상기 수소 부분압이 120 milliTorr 미만이며 20 milliTorr보다 큰플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 프로세싱 가스가 수소를 필수구성으로 포함하는플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 프로세싱 가스가 수소 및 헬륨을 필수구성으로 포함하는플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 원거리 플라즈마 소오스로부터 상기 진공 챔버로 전달되는 이온을 필터링하는 단계를 더 포함하는플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 유전체 층이 20 at% 이상의 탄소를 포함하며 다공성이 10% 이상인플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 유전체 층의 유전 상수가 2.5 이하인플라즈마 방법.
- 제 1 항 또는 제 2 항에 있어서,상기 원거리 플라즈마 소오스의 산출로부터 이온을 필터링하는 단계를 더 포함하는플라즈마 방법.
- 기판을 프로세싱하는 플라즈마 방법으로서,상기 기판을 원거리 플라즈마 소오스가 부착되는 진공 챔버 내에 배치시키는 단계; 및상기 원거리 플라즈마 소오스를 통해 그리고 이로부터 상기 챔버 내측으로 감소하는 프로세싱 가스를 통과시키는 단계로서, 상기 프로세싱 가스가 수소 및 불활성 기체를 포함하고 어떠한 산소 및 물을 실질적으로 포함하지 않는, 감소하는 프로세싱 가스를 통과시키는 단계를 포함하는플라즈마 방법.
- 제 9 항에 있어서,상기 불활성 기체가 헬륨인플라즈마 방법.
- 제 10 항에 있어서,상기 프로세스 가스가 수소 및 헬륨을 필수구성으로 포함하는플라즈마 방법.
- 제 9 항 내지 제 11 항 중 어느 한 항에 있어서,상기 진공 챔버 내의 총 압력을 200 내지 600 milliTorr로 유지하는 단계를 더 포함하는플라즈마 방법.
- 제 12 항에 있어서,상기 진공 챔버 내의 수소 부분압을 40 내지 200 milliTorr로 유지하는 단계 를 더 포함하는플라즈마 방법.
- 제 12 항에 있어서,상기 총 압력이 300 내지 500 milliTorr로 유지되는플라즈마 방법.
- 제 14 항에 있어서,상기 수소 부분압이 80 내지 150 milliTorr로 유지되는플라즈마 방법.
- 플라즈마 세정 챔버로서,세정되는 기판을 지지하기 위한 받침대를 포함하는 진공 챔버;상기 받침대에 대향하는 유전체 샤워헤드;원거리 플라즈마 소오스;상기 원거리 플라즈마 소오스의 산출을 상기 샤워헤드에 연결하고, 제거가능한 유전체 라이너를 포함하는 전달 관;상기 전달 관상 상에 배치되는 이온 필터; 및상기 원거리 플라즈마 소오스를 위한 수소 가스의 소오스를 포함하는플라즈마 세정 방법.
- 제 16 항에 있어서,상기 이온 필터는, 상기 전달 관의 벽을 향해 수소 이온을 편향시키기에 충분하게 상기 전달 관의 축선을 가로지르는 자기장을 생성시키는 자기 조립체를 포함하는플라즈마 세정 방법.
- 제 16 항에 있어서,상기 원거리 플라즈마 소오스를 위한 헬륨 가스의 소오스를 더 포함하는플라즈마 세정 방법.
- 제 16 항에 있어서,상기 유전체 라이너가 알루미나를 포함하며, 상기 샤워헤드가 석영을 포함하는플라즈마 세정 방법.
- 제 16 항에 있어서,상기 샤워헤드의 매니폴드를 라이닝(lining)하는 제 2 유전체 라이너를 더 포함하는플라즈마 세정 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/334,803 US7704887B2 (en) | 2005-11-22 | 2006-01-17 | Remote plasma pre-clean with low hydrogen pressure |
US11/334,803 | 2006-01-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080021724A true KR20080021724A (ko) | 2008-03-07 |
KR101012098B1 KR101012098B1 (ko) | 2011-02-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077031014A KR101012098B1 (ko) | 2006-01-17 | 2006-12-28 | 낮은 수소 압력을 이용하는 원거리 플라즈마 예비 세정 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7704887B2 (ko) |
KR (1) | KR101012098B1 (ko) |
CN (1) | CN101227984B (ko) |
TW (1) | TWI366868B (ko) |
WO (1) | WO2007087067A2 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013191430A1 (ko) * | 2012-06-20 | 2013-12-27 | 주식회사 다원시스 | 플라스마 이온을 이용한 세정 장치 및 세정 방법 |
KR101358250B1 (ko) * | 2012-06-20 | 2014-02-06 | 주식회사 다원시스 | 플라스마 이온 분리 및 가속 세정 방법 및 장치 |
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CN101227984B (zh) | 2010-06-16 |
CN101227984A (zh) | 2008-07-23 |
TW200735196A (en) | 2007-09-16 |
WO2007087067A3 (en) | 2007-12-06 |
US7704887B2 (en) | 2010-04-27 |
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