KR20000076738A - 심층 자외선 노출용 개선된 건식 사진평판 공정법 처리방법 - Google Patents
심층 자외선 노출용 개선된 건식 사진평판 공정법 처리방법 Download PDFInfo
- Publication number
- KR20000076738A KR20000076738A KR1020000009427A KR20000009427A KR20000076738A KR 20000076738 A KR20000076738 A KR 20000076738A KR 1020000009427 A KR1020000009427 A KR 1020000009427A KR 20000009427 A KR20000009427 A KR 20000009427A KR 20000076738 A KR20000076738 A KR 20000076738A
- Authority
- KR
- South Korea
- Prior art keywords
- plasma
- layer
- polymerized
- organosilane
- substrate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 170
- 230000008569 process Effects 0.000 title abstract description 108
- 238000000206 photolithography Methods 0.000 title abstract description 25
- 150000001282 organosilanes Chemical class 0.000 claims abstract description 50
- 239000002243 precursor Substances 0.000 claims abstract description 44
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 34
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000001301 oxygen Substances 0.000 claims abstract description 32
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 12
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 55
- PQDJYEQOELDLCP-UHFFFAOYSA-N trimethylsilane Chemical group C[SiH](C)C PQDJYEQOELDLCP-UHFFFAOYSA-N 0.000 claims description 35
- 238000012545 processing Methods 0.000 claims description 32
- 238000005530 etching Methods 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 26
- 229910052739 hydrogen Inorganic materials 0.000 claims description 26
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 230000008021 deposition Effects 0.000 claims description 19
- 239000000460 chlorine Substances 0.000 claims description 18
- UBHZUDXTHNMNLD-UHFFFAOYSA-N dimethylsilane Chemical group C[SiH2]C UBHZUDXTHNMNLD-UHFFFAOYSA-N 0.000 claims description 17
- 230000005855 radiation Effects 0.000 claims description 14
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 12
- 229910052801 chlorine Inorganic materials 0.000 claims description 12
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims description 11
- 230000001590 oxidative effect Effects 0.000 claims description 7
- 238000001020 plasma etching Methods 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims 1
- 229920002120 photoresistant polymer Polymers 0.000 abstract description 40
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 243
- 239000010408 film Substances 0.000 description 79
- 210000002381 plasma Anatomy 0.000 description 75
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- 235000012431 wafers Nutrition 0.000 description 43
- 239000000463 material Substances 0.000 description 39
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- UIUXUFNYAYAMOE-UHFFFAOYSA-N methylsilane Chemical compound [SiH3]C UIUXUFNYAYAMOE-UHFFFAOYSA-N 0.000 description 13
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 13
- 229920005591 polysilicon Polymers 0.000 description 13
- 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 description 12
- 230000003647 oxidation Effects 0.000 description 11
- 238000007254 oxidation reaction Methods 0.000 description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 239000010703 silicon Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000005137 deposition process Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- 239000001307 helium Substances 0.000 description 6
- 229910052734 helium Inorganic materials 0.000 description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000001459 lithography Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
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- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000011368 organic material Substances 0.000 description 5
- 239000002356 single layer Substances 0.000 description 5
- 206010034972 Photosensitivity reaction Diseases 0.000 description 4
- 229910018540 Si C Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
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- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- AQRLNPVMDITEJU-UHFFFAOYSA-N triethylsilane Chemical compound CC[SiH](CC)CC AQRLNPVMDITEJU-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 238000007539 photo-oxidation reaction Methods 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 101100272974 Panax ginseng CYP716A47 gene Proteins 0.000 description 2
- 206010034960 Photophobia Diseases 0.000 description 2
- 229910008045 Si-Si Inorganic materials 0.000 description 2
- 229910006411 Si—Si Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000000276 deep-ultraviolet lithography Methods 0.000 description 2
- UCXUKTLCVSGCNR-UHFFFAOYSA-N diethylsilane Chemical compound CC[SiH2]CC UCXUKTLCVSGCNR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 208000013469 light sensitivity Diseases 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- SBEQWOXEGHQIMW-UHFFFAOYSA-N silicon Chemical group [Si].[Si] SBEQWOXEGHQIMW-UHFFFAOYSA-N 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
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- 238000010790 dilution Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- FFUUQWKRQSBSGU-UHFFFAOYSA-N dipropylsilicon Chemical compound CCC[Si]CCC FFUUQWKRQSBSGU-UHFFFAOYSA-N 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000007687 exposure technique Methods 0.000 description 1
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- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- WDCKRYQAVLUEDJ-UHFFFAOYSA-N methyl(oxo)silicon Chemical compound C[Si]=O WDCKRYQAVLUEDJ-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920001558 organosilicon polymer Polymers 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229920005573 silicon-containing polymer Polymers 0.000 description 1
- XJKVPKYVPCWHFO-UHFFFAOYSA-N silicon;hydrate Chemical compound O.[Si] XJKVPKYVPCWHFO-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- ZHOVAWFVVBWEGQ-UHFFFAOYSA-N tripropylsilane Chemical compound CCC[SiH](CCC)CCC ZHOVAWFVVBWEGQ-UHFFFAOYSA-N 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Classifications
-
- 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
- G03F7/004—Photosensitive materials
- G03F7/075—Silicon-containing compounds
- G03F7/0757—Macromolecular compounds containing Si-O, Si-C or Si-N bonds
-
- 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
-
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
- G03F1/80—Etching
-
- 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
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
-
- 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
- G03F7/004—Photosensitive materials
- G03F7/027—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
- G03F7/032—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders
- G03F7/033—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
-
- 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
- G03F7/16—Coating processes; Apparatus therefor
- G03F7/167—Coating processes; Apparatus therefor from the gas phase, by plasma deposition
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02205—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition
- H01L21/02208—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist 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
- H01L21/02—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
- H01L21/302—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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion 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
- H01L21/02—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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31127—Etching organic layers
- H01L21/31133—Etching organic layers by chemical means
- H01L21/31138—Etching organic layers by chemical means by dry-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
- H01L21/02—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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
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- 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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
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Abstract
Description
Claims (32)
- 기판 상에 무늬형 저항층을 형성하는 방법으로서,a) 규소 원자가 두 개 이상의 탄소 원자와 한 개 이상의 수소 원자에 결합되어 있는 유기실란 전구체를 상기 기판을 수용하는 처리 챔버에 유입시키는 단계와,b) 상기 기판 상에 플라즈마-중합 유기실란의 층을 형성하도록 상기 유기실란 전구체로부터 플라즈마를 형성하는 단계와,c) 상기 플라즈마-중합 층 중에 노출부 및 비노출부를 형성하기 위하여 상기 층의 선택부를 적어도 부분적으로 산화시키도록, 산화 환경 내에서 상기 층 중의 선택부를 50 mJ/cm2이하의 양의 방사선에 노출시키는 단계와, 그리고d) 상기 노출부 또는 비노출부를 선택적으로 제거하도록 에칭법을 이용하여 상기 층을 발달시키는 단계를 포함하는 방법.
- 제 1 항에 있어서, 상기 산화 환경이 공기인 방법.
- 제 1 항에 있어서, 상기 방사선이 약 248 nm 이하의 파장을 갖는 방법.
- 제 1 항에 있어서, 상기 에칭법이 플라즈마 에칭법인 방법.
- 제 4 항에 있어서, 상기 플라즈마 에칭법이 산소 함유 플라즈마와 할로겐을 사용하는 방법.
- 제 5 항에 있어서, 상기 할로겐이 염소인 방법.
- 제 4 항에 있어서, 상기 플라즈마 에칭법이 분리식 플라즈마법인 방법.
- 제 1 항에 있어서, 상기 유기실란 전구체가 트리메틸실란인 방법.
- 제 8 항에 있어서, 상기 방사선이 약 193 nm의 파장을 가지며, 그리고 상기 플라즈마-중합 유기실란 층이 약 20 mJ/cm2이하의 상기 193 nm 방사선에 노출되는 방법.
- 제 1 항에 있어서, 상기 유기실란 전구체가 디메틸실란인 방법.
- 제 10 항에 있어서, 상기 방사선이 약 193 nm의 파장을 가지며, 그리고 상기 플라즈마-중합 유기실란 층이 약 20 mJ/cm2이하의 상기 193 nm 방사선에 노출되는 방법.
- 제 10 항에 있어서, 상기 방사선이 약 248 nm의 파장을 가지며, 그리고 상기 플라즈마-중합 유기실란 층이 약 20 mJ/cm2이상의 상기 248 nm 방사선에 노출되는 방법.
- 제 8 항에 있어서, 상기 트리메틸실란 전구체가 약 10 내지 500 sccm의 비율로 상기 처리 챔버 내에 유입되고, 상기 플라즈마는 약 2 내지 10 Watts/in2의 동력에서 형성되고, 그리고 상기 플라즈마의 형성 동안에, 상기 처리 챔버의 압력이 약 1.0 내지 5.0 Torr로 유지되고 상기 기판이 약 50 내지 150 ℃의 온도에서 유지되는 방법.
- 제 1 항에 있어서, 상기 챔버가 상기 저항층의 증착 동안에 1.0 내지 5.0 Torr의 압력으로 유지되는 방법.
- 제 1 항에 있어서, 상기 플라즈마의 형성 동안에, 상기 유기실란 전구체에 더하여 수소가 상기 챔버 내로 유입되는 방법.
- 기판 상에 무늬형 저항층을 형성하는 방법으로서,a) 규소 원자가 두 개 이상의 탄소 원자와 한 개 이상의 수소 원자에 결합되어 있는 유기실란 전구체를 상기 기판을 수용하는 처리 챔버에 유입시키는 단계와,b) 상기 기판 상에 플라즈마-중합 유기실란의 층을 형성하도록 상기 유기실란 전구체로부터 플라즈마를 형성하는 단계와,c) 상기 플라즈마-중합 층 중에 노출부 및 비노출부를 형성하기 위하여 상기 층의 선택부를 적어도 부분적으로 산화시키도록, 산화 환경 내에서 상기 층 중의 선택부를 약 193 nm 이하의 파장을 갖는 약 20 mJ/cm2이하의 양의 방사선에 노출시키는 단계와, 그리고d) 상기 노출부 또는 비노출부를 선택적으로 제거하도록 에칭법을 이용하여 상기 층을 발달시키는 단계를 포함하는 방법.
- 제 16 항에 있어서, 상기 유기실란 전구체가 디메틸실란인 방법.
- 제 16 항에 있어서, 상기 유기실란 전구체가 트리메틸실란인 방법.
- 제 16 항에 있어서, 상기 방사선의 양이 약 5 mJ/cm2이상인 방법.
- 제 19 항에 있어서, 상기 방사선이 약 193 nm의 파장을 가지는 방법.
- 제 16 항에 있어서, 상기 플라즈마-중합 유기실란 층의 형성 동안에, 수소가 상기 챔버 내로 유입되는 방법.
- 기판 상에 무늬형 저항층을 형성하는 방법으로서,a) 상기 기판을 수용하는 제 1 처리 챔버에 트리메틸실란을 유입시키는 단계와,b) 상기 기판 상에 플라즈마-중합 트리메틸실란의 층을 형성하도록 상기 트리메틸실란으로부터 플라즈마를 형성하는 단계와,c) 상기 제 1 처리 챔버로부터 상기 기판을 제거하는 단계와,d) 산화 환경 내에서, 상기 플라즈마-중합 트리메틸실란 층 중의 선택부를 약 248 nm 이하의 파장을 갖는 방사선에 노출시키는 단계와,e) 상기 기판을 제 2 처리 챔버 내에 위치시키는 단계와, 그리고d) 상기 기판 상에 상기 층의 노출부 중의 적어도 일부를 남기고 상기 층의 비노출부를 에칭하도록 상기 제 2 처리 챔버 내에 플라즈마를 형성하는 단계를 포함하는 방법.
- 제 22 항에 있어서, 상기 제 2 처리 챔버 내의 플라즈마가 염소 및 산소 종을 포함하는 방법.
- 기판 상의 플라즈마-중합 유기실란 층의 노출부와 비노출부 사이의 대비를 선택하는 방법으로서,a) 상기 기판을 플라즈마 처리 챔버 내에 위치시키는 단계와,b) 제 1 선택 비율로 염소 함유 플라즈마 전구체를 상기 챔버 내에 유입시키는 단계와,c) 상기 플라즈마 중합 유기실란 층의 노출부와 비노출부 사이의 희망 대비에 따라서 선택되는 제 2 선택 비율로 산소 함유 플라즈마 전구체를 상기 챔버 내에 유입시키는 단계와,d) 상기 염소 함유 전구체 및 상기 산소 함유 전구체로부터 플라즈마를 형성하는 단계와, 그리고e) 상기 플라즈마로 상기 플라즈마-중합 유기실란 층을 에칭하는 단계를 포함하는 방법.
- 제 24 항에 있어서, 상기 플라즈마-중합 유기실란 층이 플라즈마-중합 트리메틸실란 층인 방법.
- 제 24 항에 있어서, 상기 제 2 선택 비율이 상기 챔버 내로 유입되는 전체 유량의 약 0 내지 50%인 방법.
- 제 24 항에 있어서, 상기 수소 브롬화물의 유동을 더 포함하며, 상기 제 2 선택 비율이 약 0 내지 12 sccm이고, 상기 제 1 선택 비율이 약 0 내지 200 sccm이고, 그리고 상기 수소 브롬화물의 유동이 약 0 내지 200 sccm인 방법.
- 제 24 항에 있어서, 상기 희망 대비가 약 1:1 내지 약 1:100인 방법.
- 제 24 항에 있어서, 상기 에칭 단계(e)가 약 2 mTorr 내지 70 mTorr의 압력에서 수행되는 방법.
- 제 24 항에 있어서, 상기 플라즈마 처리 챔버가 RF 소스 전력공급기 및 RF 바이어스 전력공급기를 구비하며, 그리고 상기 에칭 단계(e)가 약 2 내지 20 Watts/in2의 RF 소스 전력 및 약 0.1 내지 2 Watts/in2의 RF 바이어스 전력에서 수행되는 방법.
- 기판 상의 플라즈마-중합 유기실란 층의 노출부와 비노출부 사이의 대비를 선택하는 방법으로서,a) 상기 기판을 플라즈마 처리 챔버 내에 위치시키는 단계와,b) 약 1 내지 200 sccm의 제 1 선택 비율로 염소 가스를 상기 챔버 내에 유입시키는 단계와,c) 상기 플라즈마 중합 유기실란 층의 노출부와 비노출부 사이의 희망 대비에 따라서 선택되는 약 1 내지 12 sccm의 제 2 선택 비율로 산소 가스를 상기 챔버 내에 유입시키는 단계와,d) 약 0 내지 200 sccm의 제 3 선택 비율로 수소 브롬화물을 상기 챔버 내에 유입시키는 단계와,e) 상기 기판을 약 5 내지 50 ℃로 가열하는 단계와,f) 약 2 내지 20 Watts/in2의 소스 RF 소스 전력과 약 0.1 내지 2 Watts/in2의 RF 바이어스 전력으로 약 2 내지 70 mTorr의 챔버 압력에서 상기 챔버 내에 플라즈마를 형성하는 단계와, 그리고g) 상기 플라즈마로 상기 플라즈마-중합 유기실란 층을 에칭하는 단계를 포함하는 방법.
- 기판 상의 플라즈마-중합 유기실란 층을 노출시키는 방법으로서,a) 산소 함유 환경 내에서 광차폐물을 통한 제 1 선택량으로 심층 자외선에 상기 플라즈마-중합 유기실란 층의 제 1 부분을 노출시키는 단계와,b) 상기 플라즈마-중합 유기실란 층의 제 2 부분에 광차폐물을 세우는 단계와, 그리고c) 상기 산소 함유 환경 내의 상기 플라즈마-중합 유기실란 층의 안정성에 따라 선택되는 제 2 선택량으로 심층 자외선에 상기 제 2 부분을 노출시키는 단계를 포함하는 방법.
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US12183799P | 1999-02-26 | 1999-02-26 | |
US60121837 | 1999-02-26 | ||
US50717300A | 2000-02-18 | 2000-02-18 | |
US9507173 | 2000-02-18 | ||
US09507173 | 2000-02-18 |
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KR20000076738A true KR20000076738A (ko) | 2000-12-26 |
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EP (1) | EP1033744A3 (ko) |
JP (1) | JP2000347421A (ko) |
KR (1) | KR100477386B1 (ko) |
TW (1) | TW478033B (ko) |
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US20030027413A1 (en) * | 2001-08-01 | 2003-02-06 | Ting Tsui | Method to improve the adhesion of dielectric layers to copper |
KR100523839B1 (ko) * | 2002-10-07 | 2005-10-27 | 한국전자통신연구원 | 건식 리소그라피 방법 및 이를 이용한 게이트 패턴 형성방법 |
US7049052B2 (en) * | 2003-05-09 | 2006-05-23 | Lam Research Corporation | Method providing an improved bi-layer photoresist pattern |
JP5818340B2 (ja) * | 2010-10-25 | 2015-11-18 | 富士フイルム株式会社 | 撥水膜の形成方法 |
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KR100477386B1 (ko) | 2005-03-18 |
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EP1033744A2 (en) | 2000-09-06 |
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