KR20170132090A - 성막 장치 - Google Patents
성막 장치 Download PDFInfo
- Publication number
- KR20170132090A KR20170132090A KR1020170061604A KR20170061604A KR20170132090A KR 20170132090 A KR20170132090 A KR 20170132090A KR 1020170061604 A KR1020170061604 A KR 1020170061604A KR 20170061604 A KR20170061604 A KR 20170061604A KR 20170132090 A KR20170132090 A KR 20170132090A
- Authority
- KR
- South Korea
- Prior art keywords
- gas
- separation
- rotary table
- reaction gas
- gas supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007789 gas Substances 0.000 claims abstract description 422
- 238000000926 separation method Methods 0.000 claims abstract description 174
- 239000012495 reaction gas Substances 0.000 claims abstract description 150
- 239000000654 additive Substances 0.000 claims abstract description 22
- 230000000996 additive effect Effects 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 238000005530 etching Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 61
- 239000007795 chemical reaction product Substances 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 230000001590 oxidative effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 2
- 238000011068 loading method Methods 0.000 claims description 2
- 238000005121 nitriding Methods 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 11
- 230000008021 deposition Effects 0.000 abstract description 5
- 239000004615 ingredient Substances 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 75
- 229910004298 SiO 2 Inorganic materials 0.000 description 28
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 28
- 238000009826 distribution Methods 0.000 description 23
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 21
- 239000002052 molecular layer Substances 0.000 description 9
- 238000012546 transfer Methods 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000010926 purge Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 125000005375 organosiloxane group Chemical group 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000001282 organosilanes Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
- C23C16/45548—Atomic layer deposition [ALD] characterized by the apparatus having arrangements for gas injection at different locations of the reactor for each ALD half-reaction
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- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/02274—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/24—Deposition of silicon only
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45519—Inert gas curtains
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
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- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
- C23C16/505—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges using radio frequency discharges
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C16/52—Controlling or regulating the coating process
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- 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
- H01J37/3244—Gas supply means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- 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
- H01L21/683—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 for supporting or gripping
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- 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
- H01L21/683—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 for supporting or gripping
- H01L21/687—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68764—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a movable susceptor, stage or support, others than those only rotating on their own vertical axis, e.g. susceptors on a rotating caroussel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Vapour Deposition (AREA)
- Formation Of Insulating Films (AREA)
Abstract
본 실시 형태의 성막 장치는, 처리실과, 상기 처리실 내에 설치되어, 상면에 기판을 적재 가능한 회전 테이블과, 상기 회전 테이블의 상방에 설치되어, 상기 회전 테이블의 상기 상면에 제1 반응 가스를 공급 가능한 제1 반응 가스 공급부가 배치된 제1 처리 영역과, 상기 제1 반응 가스 공급부와 상기 회전 테이블의 주위 방향에 있어서 이격하여 설치되어, 상기 제1 반응 가스와 반응하는 제2 반응 가스를 상기 회전 테이블의 상기 상면에 공급 가능한 제2 반응 가스 공급부가 배치된 제2 처리 영역과, 상기 회전 테이블의 주위 방향에 있어서 상기 제1 반응 가스 공급부와 상기 제2 반응 가스 공급부 사이에 설치되어, 상기 제1 반응 가스와 상기 제2 반응 가스를 분리하는 분리 가스를 공급 가능한 복수의 분리 가스 공급부가 상기 회전 테이블의 반경 방향을 따라 소정의 간격으로 배치된 분리 영역을 갖고, 상기 분리 가스 공급부는, 상기 분리 가스에 첨가되어, 상기 제1 반응 가스의 흡착성을 제어 가능한 첨가 가스, 또는 상기 분리 가스에 첨가되어, 상기 제1 반응 가스에 포함되는 원료 성분의 일부를 에칭 가능한 첨가 가스를 더 공급 가능하다.
Description
도 2는 도 1의 성막 장치의 진공 용기 내의 구성을 도시하는 개략 사시도.
도 3은 도 1의 성막 장치의 진공 용기 내의 구성을 도시하는 개략 평면도.
도 4는 도 1의 성막 장치의 분리 영역을 도시하는 개략 단면도.
도 5는 도 1의 성막 장치의 회전 테이블의 동심원을 따른 진공 용기의 개략 단면도.
도 6은 도 1의 성막 장치의 다른 개략 단면도.
도 7은 도 1의 성막 장치의 플라스마 발생기를 도시하는 개략 단면도.
도 8은 도 1의 성막 장치의 플라스마 발생기를 도시하는 다른 개략 단면도.
도 9는 도 1의 성막 장치의 플라스마 발생기를 도시하는 개략 상면도.
도 10은 분리 영역에 있어서의 H2 가스의 유속 분포 및 농도 분포를 도시하는 도면(1).
도 11은 분리 영역에 있어서의 H2 가스의 유속 분포 및 농도 분포를 도시하는 도면(2).
도 12는 분리 영역에 있어서의 H2 가스의 유속 분포 및 농도 분포를 도시하는 도면(3).
도 13은 분리 영역에 있어서의 H2 가스의 유속 분포 및 농도 분포를 도시하는 도면(4).
도 14는 H2 가스의 공급 유량과 웨이퍼에 성막된 실리콘 산화막의 막 두께의 관계를 도시하는 도면.
2 : 회전 테이블
31 : 반응 가스 노즐
32 : 반응 가스 노즐
33 : 반응 가스 노즐
41 : 분리 가스 공급부
42 : 분리 가스 공급부
44 : 제1 천장면
45 : 제2 천장면
80 : 플라스마 발생기
124 : 유량 제어기
125 : 유량 제어기
P1 : 제1 처리 영역
P2 : 제2 처리 영역
P3 : 제3 처리 영역
D1 : 분리 영역
D2 : 분리 영역
W : 웨이퍼
Claims (16)
- 처리실과,
상기 처리실 내에 설치되어, 상면에 기판을 적재 가능한 회전 테이블과,
상기 회전 테이블의 상방에 설치되어, 상기 회전 테이블의 상기 상면에 제1 반응 가스를 공급 가능한 제1 반응 가스 공급부가 배치된 제1 처리 영역과,
상기 제1 반응 가스 공급부와 상기 회전 테이블의 주위 방향에 있어서 이격하여 설치되어, 상기 제1 반응 가스와 반응하는 제2 반응 가스를 상기 회전 테이블의 상기 상면에 공급 가능한 제2 반응 가스 공급부가 배치된 제2 처리 영역과,
상기 회전 테이블의 주위 방향에 있어서 상기 제1 반응 가스 공급부와 상기 제2 반응 가스 공급부 사이에 설치되어, 상기 제1 반응 가스와 상기 제2 반응 가스를 분리하는 분리 가스를 공급 가능한 복수의 분리 가스 공급부가 상기 회전 테이블의 반경 방향을 따라 소정의 간격으로 배치된 분리 영역을 갖고,
상기 분리 가스 공급부에는, 상기 분리 가스에 첨가되어, 상기 제1 반응 가스의 흡착성을 제어 가능한 첨가 가스, 또는 상기 분리 가스에 첨가되어, 상기 제1 반응 가스에 포함되는 원료 성분의 일부를 에칭 가능한 첨가 가스를 공급하는 첨가 가스 공급원이 접속되어 있는, 성막 장치. - 제1항에 있어서, 상기 복수의 분리 가스 공급부의 각각에는 상기 회전 테이블의 반경 방향을 따라 배열되고, 상기 회전 테이블의 상기 상면에 상기 분리 가스 및 상기 첨가 가스를 공급하는 복수의 가스 토출 구멍이 형성되어 있는, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 복수의 분리 가스 공급부의 각각은 상기 회전 테이블의 회전 방향에 있어서 동일한 위치에 설치되어 있는, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 복수의 분리 가스 공급부의 각각은 상기 회전 테이블의 회전 방향에 있어서 다른 위치에 설치되어 있는, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 제1 처리 영역, 상기 제2 처리 영역 및 상기 분리 영역은 각각, 상기 회전 테이블의 상면과 상기 처리실의 천장면 사이에 소정의 높이를 갖고,
상기 분리 영역의 천장면의 높이는 상기 제1 처리 영역의 천장면의 높이 및 상기 제2 처리 영역의 천장면의 높이보다도 낮은, 성막 장치. - 제1항 또는 제2항에 있어서, 복수의 상기 분리 가스 공급부의 각각에 대응하여 설치되고, 상기 분리 가스의 공급 유량 및 상기 첨가 가스의 공급 유량을 제어 가능한 복수의 유량 제어기를 더 갖는, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 회전 테이블의 회전 방향을 따라, 상기 제1 처리 영역, 상기 제2 처리 영역 및 상기 분리 영역이 이 순서로 배치되어 있고,
상기 분리 가스 공급부에는 상기 제1 반응 가스의 흡착성을 제어 가능한 첨가 가스를 공급하는 첨가 가스 공급원이 접속되어 있는, 성막 장치. - 제7항에 있어서, 상기 첨가 가스는 수소 함유 가스인, 성막 장치.
- 제7항에 있어서, 상기 첨가 가스는 할로겐 함유 가스인, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 회전 테이블의 회전 방향을 따라, 상기 제1 처리 영역, 상기 분리 영역 및 상기 제2 처리 영역이 이 순서로 배치되어 있고,
상기 분리 가스 공급부에는 상기 제1 반응 가스에 포함되는 원료 성분의 일부를 에칭 가능한 첨가 가스를 공급하는 첨가 가스 공급원이 접속되어 있는, 성막 장치. - 제10항에 있어서, 상기 제1 반응 가스는 실리콘 함유 가스이고,
상기 첨가 가스는 염소 가스인, 성막 장치. - 제1항 또는 제2항에 있어서, 상기 제2 반응 가스는 산화 가스 또는 질화 가스인, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 제1 반응 가스 공급부 및 상기 제2 반응 가스 공급부와 상기 회전 테이블의 주위 방향에 있어서 이격하여 설치되고, 상기 제1 반응 가스와 상기 제2 반응 가스의 반응에 의해 생성되는 반응 생성물을 개질하는 제3 반응 가스를 상기 회전 테이블의 상기 상면에 공급 가능한 제3 반응 가스 공급부가 배치된 제3 처리 영역을 더 갖는, 성막 장치.
- 제13항에 있어서, 상기 제3 처리 영역의 상방에 설치되고, 상기 제3 반응 가스를 활성화하는 플라스마 발생기를 더 갖는, 성막 장치.
- 제1항 또는 제2항에 있어서, 상기 기판은 표면에 오목부가 형성된 웨이퍼인, 성막 장치.
- 제15항에 있어서, 상기 오목부는 상기 기판의 표면에 형성된 트렌치 또는 비아인, 성막 장치.
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