JP2018516463A - 先進的なパターニングプロセスにおけるスペーサ堆積および選択的除去のための装置および方法 - Google Patents
先進的なパターニングプロセスにおけるスペーサ堆積および選択的除去のための装置および方法 Download PDFInfo
- Publication number
- JP2018516463A JP2018516463A JP2017562685A JP2017562685A JP2018516463A JP 2018516463 A JP2018516463 A JP 2018516463A JP 2017562685 A JP2017562685 A JP 2017562685A JP 2017562685 A JP2017562685 A JP 2017562685A JP 2018516463 A JP2018516463 A JP 2018516463A
- Authority
- JP
- Japan
- Prior art keywords
- spacer layer
- substrate
- gas
- deposition
- watts
- 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
- 238000000034 method Methods 0.000 title claims abstract description 142
- 230000008569 process Effects 0.000 title claims abstract description 114
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 110
- 238000000059 patterning Methods 0.000 title claims abstract description 47
- 230000008021 deposition Effects 0.000 title claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 79
- 238000000151 deposition Methods 0.000 claims abstract description 46
- 239000007789 gas Substances 0.000 claims description 103
- 239000000203 mixture Substances 0.000 claims description 42
- 238000005137 deposition process Methods 0.000 claims description 28
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 16
- 239000011261 inert gas Substances 0.000 claims description 16
- 238000005530 etching Methods 0.000 claims description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 239000010703 silicon Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 229910021529 ammonia Inorganic materials 0.000 claims description 8
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 8
- QKCGXXHCELUCKW-UHFFFAOYSA-N n-[4-[4-(dinaphthalen-2-ylamino)phenyl]phenyl]-n-naphthalen-2-ylnaphthalen-2-amine Chemical compound C1=CC=CC2=CC(N(C=3C=CC(=CC=3)C=3C=CC(=CC=3)N(C=3C=C4C=CC=CC4=CC=3)C=3C=C4C=CC=CC4=CC=3)C3=CC4=CC=CC=C4C=C3)=CC=C21 QKCGXXHCELUCKW-UHFFFAOYSA-N 0.000 claims description 7
- 229910017840 NH 3 Inorganic materials 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 6
- 229920005591 polysilicon Polymers 0.000 claims description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 239000002194 amorphous carbon material Substances 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 132
- 239000000463 material Substances 0.000 description 17
- 238000009616 inductively coupled plasma Methods 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 11
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 9
- 239000012530 fluid Substances 0.000 description 9
- 229910000077 silane Inorganic materials 0.000 description 9
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 8
- 229910017855 NH 4 F Inorganic materials 0.000 description 7
- 239000012159 carrier gas Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 5
- 230000006854 communication Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 238000005092 sublimation method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003989 dielectric material Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910004013 NO 2 Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 239000002070 nanowire Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910004129 HfSiO Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 229910006501 ZrSiO Inorganic materials 0.000 description 1
- NOJHQZPGGBLCPR-UHFFFAOYSA-N [Bi].[Sr].[Ti] Chemical compound [Bi].[Sr].[Ti] NOJHQZPGGBLCPR-UHFFFAOYSA-N 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- ILCYGSITMBHYNK-UHFFFAOYSA-N [Si]=O.[Hf] Chemical compound [Si]=O.[Hf] ILCYGSITMBHYNK-UHFFFAOYSA-N 0.000 description 1
- OMVNFZVCYKQEIT-UHFFFAOYSA-N [Ti].[Zr].[Pt] Chemical compound [Ti].[Zr].[Pt] OMVNFZVCYKQEIT-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- MIQVEZFSDIJTMW-UHFFFAOYSA-N aluminum hafnium(4+) oxygen(2-) Chemical compound [O-2].[Al+3].[Hf+4] MIQVEZFSDIJTMW-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- BUMGIEFFCMBQDG-UHFFFAOYSA-N dichlorosilicon Chemical compound Cl[Si]Cl BUMGIEFFCMBQDG-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- NQKXFODBPINZFK-UHFFFAOYSA-N dioxotantalum Chemical compound O=[Ta]=O NQKXFODBPINZFK-UHFFFAOYSA-N 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000005596 ionic collisions Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021424 microcrystalline silicon Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 239000003361 porogen Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000005049 silicon tetrachloride Substances 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Images
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
- H01L21/04—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
-
- 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
- H01L21/0274—Photolithographic processes
-
- 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
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- 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
- H01L21/3205—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
-
- 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
- H01L21/76816—Aspects relating to the layout of the pattern or to the size of vias or trenches
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (15)
- マルチパターニングプロセス中にスペーサ層を堆積しパターニングする方法であって、
基板上に配置されたパターニングされた構造であって、その間に画定された開口部の第1の群を有するパターニングされた構造の外面上にスペーサ層を共形的に形成することと、
前記基板上に形成された前記スペーサ層の第1の部分を、前記スペーサ層の第2の部分を処理することなく、選択的に処理することと、
前記スペーサ層の処理された前記第1の部分を選択的に除去することと
を含む方法。 - 前記パターニングされた構造が、アモルファスカーボン材料、窒化ケイ素、二酸化ケイ素または炭化ケイ素を含む、請求項1に記載の方法。
- 前記スペーサ層が、ポリシリコンまたはアモルファスシリコンを含む、請求項1に記載の方法。
- 前記基板上にスペーサ層を共形的に形成する前に前記基板を前処理することをさらに含む、請求項1に記載の方法。
- 前記基板を前処理することが、
不活性ガスを含む前処理混合ガスを前記基板に供給することと、
前記基板の温度をセ氏約200度からセ氏約400度の間に維持することと
をさらに含む、請求項1に記載の方法。 - 約2000ワットの上部誘導結合ソース電力および約4000ワットの側部誘導結合ソース電力を印加することをさらに含む、請求項5に記載の方法。
- 前記スペーサ層を共形的に形成することが、シリコン系ガスとN2ガスとを含む堆積混合ガスを供給することをさらに含む、請求項1に記載の方法。
- 前記堆積混合ガスを供給することが、
前記混合ガスに6500ワット未満の誘導結合ソース電力を印加することと、
前記混合ガスに100ワットから約500ワットの間のRFバイアス電力を印加することと
をさらに含む、請求項7に記載の方法。 - 前記スペーサ層の前記第1の部分を選択的に処理することが、不活性ガスを含む堆積後処理混合ガスを前記基板に供給することをさらに含む、請求項1に記載の方法。
- 前記堆積後処理混合ガスを供給することが、RFソース電力なしで250ワットから約1500ワットの間のRFバイアス電力を前記堆積後処理混合ガスに印加することをさらに含む、請求項9に記載の方法。
- 前記スペーサ層の前記第1の部分を選択的に処理することが、前記スペーサ層の側壁およびコーナー部を処理することなく前記スペーサ層の上面および底面を選択的に処理することをさらに含む、請求項1に記載の方法。
- 前記スペーサ層の処理された前記第1の部分を選択的に除去することが、
アンモニア(NH3)ガスと三フッ化窒素(NF3)ガスとを含む選択的除去混合ガスを供給することと、
遠隔プラズマ源を前記混合ガスに前記基板に印加することと
をさらに含む、請求項1に記載の方法。 - 前記スペーサ層の処理された前記第1の部分を選択的に除去することが、前記スペーサ層の側壁およびコーナー部を含む前記第2の部分を実質的に攻撃することなく、前記スペーサ層の上面および底面を含む前記スペーサ層の前記第1の部分を優勢にエッチングすることをさらに含む、請求項1に記載の方法。
- 前記基板から前記パターニングされた構造を除去することと、
前記開口部の第1の群の寸法よりも小さい寸法を有する開口部の第2の群を、エッチングされた前記スペーサ層に形成することと
をさらに含む、請求項1に記載の方法。 - 前記前処理プロセス、前記共形的堆積プロセス、前記選択的処理プロセス及び前記選択的除去プロセスが、全て単一の処理チャンバ内で行なわれる、請求項13に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/729,932 | 2015-06-03 | ||
US14/729,932 US9484202B1 (en) | 2015-06-03 | 2015-06-03 | Apparatus and methods for spacer deposition and selective removal in an advanced patterning process |
PCT/US2016/033882 WO2016196073A1 (en) | 2015-06-03 | 2016-05-24 | Apparatus and methods for spacer deposition and selective removal in an advanced patterning process |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018516463A true JP2018516463A (ja) | 2018-06-21 |
JP6810059B2 JP6810059B2 (ja) | 2021-01-06 |
Family
ID=57189280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017562685A Active JP6810059B2 (ja) | 2015-06-03 | 2016-05-24 | 先進的なパターニングプロセスにおけるスペーサ堆積および選択的除去のための装置および方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9484202B1 (ja) |
JP (1) | JP6810059B2 (ja) |
KR (1) | KR102483741B1 (ja) |
CN (1) | CN107735851B (ja) |
TW (1) | TWI627724B (ja) |
WO (1) | WO2016196073A1 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20170345673A1 (en) * | 2016-05-29 | 2017-11-30 | Tokyo Electron Limited | Method of selective silicon oxide etching |
WO2017210141A1 (en) * | 2016-05-29 | 2017-12-07 | Tokyo Electron Limited | Method of sidewall image transfer |
US10858727B2 (en) | 2016-08-19 | 2020-12-08 | Applied Materials, Inc. | High density, low stress amorphous carbon film, and process and equipment for its deposition |
US10276379B2 (en) * | 2017-04-07 | 2019-04-30 | Applied Materials, Inc. | Treatment approach to improve film roughness by improving nucleation/adhesion of silicon oxide |
WO2019022826A1 (en) * | 2017-07-24 | 2019-01-31 | Applied Materials, Inc. | PRETREATMENT APPARATUS FOR IMPROVING THE CONTINUITY OF ULTRA-THIN AMORPHOUS SILICON FILM ON SILICON OXIDE |
US10147611B1 (en) | 2017-08-28 | 2018-12-04 | Nanya Technology Corporation | Method for preparing semiconductor structures |
US10607852B2 (en) * | 2017-09-13 | 2020-03-31 | Tokyo Electron Limited | Selective nitride etching method for self-aligned multiple patterning |
KR20190035036A (ko) * | 2017-09-25 | 2019-04-03 | 삼성전자주식회사 | 박막 형성 장치 및 이를 이용한 비정질 실리콘 막 형성방법 |
US10636675B2 (en) | 2017-09-27 | 2020-04-28 | Applied Materials, Inc. | Methods of etching metal-containing layers |
US10734228B2 (en) * | 2017-12-19 | 2020-08-04 | Tokyo Electron Limited | Manufacturing methods to apply stress engineering to self-aligned multi-patterning (SAMP) processes |
US10910381B2 (en) * | 2018-08-01 | 2021-02-02 | Applied Materials, Inc. | Multicolor approach to DRAM STI active cut patterning |
US11114306B2 (en) * | 2018-09-17 | 2021-09-07 | Applied Materials, Inc. | Methods for depositing dielectric material |
US11551930B2 (en) * | 2018-12-12 | 2023-01-10 | Tokyo Electron Limited | Methods to reshape spacer profiles in self-aligned multiple patterning |
CN111384172B (zh) * | 2018-12-29 | 2024-01-26 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件及其形成方法 |
US10629451B1 (en) * | 2019-02-01 | 2020-04-21 | American Air Liquide, Inc. | Method to improve profile control during selective etching of silicon nitride spacers |
CN109979816A (zh) * | 2019-03-26 | 2019-07-05 | 上海华力集成电路制造有限公司 | 改善隔离侧墙形貌的方法 |
US11355342B2 (en) | 2019-06-13 | 2022-06-07 | Nanya Technology Corporation | Semiconductor device with reduced critical dimensions and method of manufacturing the same |
CN112786436A (zh) * | 2019-11-06 | 2021-05-11 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构及其形成方法 |
CN113496895A (zh) * | 2020-04-01 | 2021-10-12 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构的形成方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011527839A (ja) * | 2008-07-11 | 2011-11-04 | アプライド マテリアルズ インコーポレイテッド | 適応型の自己整合型ダブルパターニングのためのシーケンス内計測ベースのプロセス調整 |
JP2015507363A (ja) * | 2012-01-19 | 2015-03-05 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | スペーサおよびスペーサ保護用途のための共形アモルファスカーボン |
JP2015111668A (ja) * | 2013-11-07 | 2015-06-18 | ノベラス・システムズ・インコーポレーテッドNovellus Systems Incorporated | 先進のパターニングのためのソフトランディング・ナノラミネート |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6949203B2 (en) * | 1999-12-28 | 2005-09-27 | Applied Materials, Inc. | System level in-situ integrated dielectric etch process particularly useful for copper dual damascene |
CN100451831C (zh) * | 2001-10-29 | 2009-01-14 | 旺宏电子股份有限公司 | 减小图案间隙或开口尺寸的方法 |
US7271107B2 (en) * | 2005-02-03 | 2007-09-18 | Lam Research Corporation | Reduction of feature critical dimensions using multiple masks |
US7807575B2 (en) * | 2006-11-29 | 2010-10-05 | Micron Technology, Inc. | Methods to reduce the critical dimension of semiconductor devices |
CN101339361A (zh) * | 2007-06-01 | 2009-01-07 | 应用材料公司 | 利用间隔物掩模的频率加倍 |
CN104037065A (zh) * | 2007-11-08 | 2014-09-10 | 朗姆研究公司 | 使用氧化物垫片减小节距 |
US20090286402A1 (en) * | 2008-05-13 | 2009-11-19 | Applied Materials, Inc | Method for critical dimension shrink using conformal pecvd films |
US8361338B2 (en) * | 2010-02-11 | 2013-01-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Hard mask removal method |
US8728956B2 (en) * | 2010-04-15 | 2014-05-20 | Novellus Systems, Inc. | Plasma activated conformal film deposition |
KR20120121795A (ko) * | 2011-04-27 | 2012-11-06 | 에스케이하이닉스 주식회사 | 에어 갭을 포함하는 스페이서를 구비한 반도체 소자의 제조방법 |
US8609548B2 (en) * | 2011-06-06 | 2013-12-17 | Lam Research Corporation | Method for providing high etch rate |
KR101835114B1 (ko) | 2011-09-07 | 2018-03-06 | 삼성전자주식회사 | 3차원 반도체 장치 및 그 제조 방법 |
US8431461B1 (en) * | 2011-12-16 | 2013-04-30 | Lam Research Corporation | Silicon nitride dry trim without top pulldown |
US8980111B2 (en) | 2012-05-15 | 2015-03-17 | Tokyo Electron Limited | Sidewall image transfer method for low aspect ratio patterns |
CN102709230B (zh) * | 2012-05-22 | 2015-05-20 | 上海华力微电子有限公司 | 一种形成半导体通孔的方法 |
CN103779211B (zh) * | 2012-10-18 | 2017-02-01 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
US9362133B2 (en) * | 2012-12-14 | 2016-06-07 | Lam Research Corporation | Method for forming a mask by etching conformal film on patterned ashable hardmask |
US20150014772A1 (en) | 2013-07-11 | 2015-01-15 | International Business Machines Corporation | Patterning fins and planar areas in silicon |
US9318412B2 (en) | 2013-07-26 | 2016-04-19 | Nanya Technology Corporation | Method for semiconductor self-aligned patterning |
US9159579B2 (en) | 2013-10-25 | 2015-10-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lithography using multilayer spacer for reduced spacer footing |
TWI531032B (zh) * | 2013-11-21 | 2016-04-21 | 力晶科技股份有限公司 | 記憶體線路結構以及其半導體線路製程 |
-
2015
- 2015-06-03 US US14/729,932 patent/US9484202B1/en active Active
-
2016
- 2016-05-24 CN CN201680031800.7A patent/CN107735851B/zh active Active
- 2016-05-24 JP JP2017562685A patent/JP6810059B2/ja active Active
- 2016-05-24 KR KR1020177037639A patent/KR102483741B1/ko active IP Right Grant
- 2016-05-24 WO PCT/US2016/033882 patent/WO2016196073A1/en active Application Filing
- 2016-05-25 TW TW105116333A patent/TWI627724B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011527839A (ja) * | 2008-07-11 | 2011-11-04 | アプライド マテリアルズ インコーポレイテッド | 適応型の自己整合型ダブルパターニングのためのシーケンス内計測ベースのプロセス調整 |
JP2015507363A (ja) * | 2012-01-19 | 2015-03-05 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | スペーサおよびスペーサ保護用途のための共形アモルファスカーボン |
JP2015111668A (ja) * | 2013-11-07 | 2015-06-18 | ノベラス・システムズ・インコーポレーテッドNovellus Systems Incorporated | 先進のパターニングのためのソフトランディング・ナノラミネート |
Also Published As
Publication number | Publication date |
---|---|
TWI627724B (zh) | 2018-06-21 |
CN107735851B (zh) | 2021-11-05 |
US9484202B1 (en) | 2016-11-01 |
JP6810059B2 (ja) | 2021-01-06 |
CN107735851A (zh) | 2018-02-23 |
KR20180005265A (ko) | 2018-01-15 |
KR102483741B1 (ko) | 2023-01-03 |
WO2016196073A1 (en) | 2016-12-08 |
TW201705428A (zh) | 2017-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6810059B2 (ja) | 先進的なパターニングプロセスにおけるスペーサ堆積および選択的除去のための装置および方法 | |
JP7250857B2 (ja) | 低k及びその他の誘電体膜をエッチングするための処理チャンバ | |
KR102283949B1 (ko) | 주기적 에칭 프로세스를 이용하여 에칭 스톱 층을 에칭하기 위한 방법들 | |
US9543163B2 (en) | Methods for forming features in a material layer utilizing a combination of a main etching and a cyclical etching process | |
US9269587B2 (en) | Methods for etching materials using synchronized RF pulses | |
US9640385B2 (en) | Gate electrode material residual removal process | |
JP7176106B2 (ja) | 誘電体材料の堆積方法 | |
US9741566B2 (en) | Methods for manufacturing a spacer with desired profile in an advanced patterning process | |
US20150064921A1 (en) | Low temperature plasma anneal process for sublimative etch processes | |
TW202004902A (zh) | 基板處理方法及基板處理裝置 | |
TWI817066B (zh) | 用於蝕刻用於半導體應用的材料層的方法 | |
TWI768564B (zh) | 用於蝕刻硬體之基於氫電漿清洗處理 | |
WO2022132413A1 (en) | Tin oxide and tin carbide materials for semiconductor patterning applications | |
JP2020177958A (ja) | 基板処理方法及び基板処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190517 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200616 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200909 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20201110 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20201210 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6810059 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |