JP7493579B2 - 非対称のカット配置を有する自己整合ゲート分離 - Google Patents
非対称のカット配置を有する自己整合ゲート分離 Download PDFInfo
- Publication number
- JP7493579B2 JP7493579B2 JP2022500785A JP2022500785A JP7493579B2 JP 7493579 B2 JP7493579 B2 JP 7493579B2 JP 2022500785 A JP2022500785 A JP 2022500785A JP 2022500785 A JP2022500785 A JP 2022500785A JP 7493579 B2 JP7493579 B2 JP 7493579B2
- Authority
- JP
- Japan
- Prior art keywords
- nanosheet
- channel
- forming
- gate
- fins
- 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.)
- Active
Links
- 238000002955 isolation Methods 0.000 title claims description 91
- 239000002135 nanosheet Substances 0.000 claims description 177
- 239000000463 material Substances 0.000 claims description 91
- 238000000034 method Methods 0.000 claims description 57
- 239000004065 semiconductor Substances 0.000 claims description 41
- 239000000758 substrate Substances 0.000 claims description 36
- 238000000059 patterning Methods 0.000 claims description 21
- 230000005669 field effect Effects 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 76
- 230000008569 process Effects 0.000 description 20
- 230000015572 biosynthetic process Effects 0.000 description 16
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 12
- 229910052710 silicon Inorganic materials 0.000 description 12
- 239000010703 silicon Substances 0.000 description 12
- 125000006850 spacer group Chemical group 0.000 description 12
- 239000003989 dielectric material Substances 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000002019 doping agent Substances 0.000 description 7
- 229910052581 Si3N4 Inorganic materials 0.000 description 6
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 6
- 238000005530 etching Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 6
- 238000000231 atomic layer deposition Methods 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 239000012212 insulator Substances 0.000 description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- -1 SiGeC Inorganic materials 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- 238000001459 lithography Methods 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052732 germanium Inorganic materials 0.000 description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 238000001020 plasma etching Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- PFNQVRZLDWYSCW-UHFFFAOYSA-N (fluoren-9-ylideneamino) n-naphthalen-1-ylcarbamate Chemical compound C12=CC=CC=C2C2=CC=CC=C2C1=NOC(=O)NC1=CC=CC2=CC=CC=C12 PFNQVRZLDWYSCW-UHFFFAOYSA-N 0.000 description 2
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 2
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- KXNLCSXBJCPWGL-UHFFFAOYSA-N [Ga].[As].[In] Chemical compound [Ga].[As].[In] KXNLCSXBJCPWGL-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000000407 epitaxy Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 229910052746 lanthanum Inorganic materials 0.000 description 2
- 238000004943 liquid phase epitaxy Methods 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000001289 rapid thermal chemical vapour deposition Methods 0.000 description 2
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000000038 ultrahigh vacuum chemical vapour deposition Methods 0.000 description 2
- 238000000927 vapour-phase epitaxy Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910015900 BF3 Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910000927 Ge alloy Inorganic materials 0.000 description 1
- 101000821981 Homo sapiens Sarcoma antigen 1 Proteins 0.000 description 1
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 102100021466 Sarcoma antigen 1 Human genes 0.000 description 1
- 229910000676 Si alloy Inorganic materials 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
- CFOAUMXQOCBWNJ-UHFFFAOYSA-N [B].[Si] Chemical compound [B].[Si] CFOAUMXQOCBWNJ-UHFFFAOYSA-N 0.000 description 1
- XWCMFHPRATWWFO-UHFFFAOYSA-N [O-2].[Ta+5].[Sc+3].[O-2].[O-2].[O-2] Chemical compound [O-2].[Ta+5].[Sc+3].[O-2].[O-2].[O-2] XWCMFHPRATWWFO-UHFFFAOYSA-N 0.000 description 1
- CEPICIBPGDWCRU-UHFFFAOYSA-N [Si].[Hf] Chemical compound [Si].[Hf] CEPICIBPGDWCRU-UHFFFAOYSA-N 0.000 description 1
- ILCYGSITMBHYNK-UHFFFAOYSA-N [Si]=O.[Hf] Chemical compound [Si]=O.[Hf] ILCYGSITMBHYNK-UHFFFAOYSA-N 0.000 description 1
- AUCDRFABNLOFRE-UHFFFAOYSA-N alumane;indium Chemical compound [AlH3].[In] AUCDRFABNLOFRE-UHFFFAOYSA-N 0.000 description 1
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- VKJLWXGJGDEGSO-UHFFFAOYSA-N barium(2+);oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[Ti+4].[Ba+2] VKJLWXGJGDEGSO-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 239000012705 liquid precursor Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001451 molecular beam epitaxy Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 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
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- UVGLBOPDEUYYCS-UHFFFAOYSA-N silicon zirconium Chemical compound [Si].[Zr] UVGLBOPDEUYYCS-UHFFFAOYSA-N 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- CZXRMHUWVGPWRM-UHFFFAOYSA-N strontium;barium(2+);oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[Ti+4].[Sr+2].[Ba+2] CZXRMHUWVGPWRM-UHFFFAOYSA-N 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28123—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects
-
- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823437—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02587—Structure
- H01L21/0259—Microstructure
- H01L21/02603—Nanowires
-
- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823481—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
-
- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823807—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the channel structures, e.g. channel implants, halo or pocket implants, or channel materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0207—Geometrical layout of the components, e.g. computer aided design; custom LSI, semi-custom LSI, standard cell technique
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0642—Isolation within the component, i.e. internal isolation
- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0657—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body
- H01L29/0665—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body the shape of the body defining a nanostructure
- H01L29/0669—Nanowires or nanotubes
- H01L29/0673—Nanowires or nanotubes oriented parallel to a substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42384—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor
- H01L29/42392—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor fully surrounding the channel, e.g. gate-all-around
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66439—Unipolar field-effect transistors with a one- or zero-dimensional channel, e.g. quantum wire FET, in-plane gate transistor [IPG], single electron transistor [SET], striped channel transistor, Coulomb blockade transistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66545—Unipolar field-effect transistors with an insulated gate, i.e. MISFET using a dummy, i.e. replacement gate in a process wherein at least a part of the final gate is self aligned to the dummy gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/775—Field effect transistors with one dimensional charge carrier gas channel, e.g. quantum wire FET
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/12—Static random access memory [SRAM] devices comprising a MOSFET load element
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/12—Static random access memory [SRAM] devices comprising a MOSFET load element
- H10B10/125—Static random access memory [SRAM] devices comprising a MOSFET load element the MOSFET being a thin film transistor [TFT]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/18—Peripheral circuit regions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823828—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
-
- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823878—Complementary field-effect transistors, e.g. CMOS isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
- H01L27/092—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate complementary MIS field-effect transistors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Thin Film Transistor (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
Claims (21)
- 半導体構造体を形成する方法であって、
基板の頂面の上に複数のフィンを形成することと、
前記複数のフィンを取り囲んで前記基板の前記頂面の上にシャロー・トレンチ分離領域を形成することと、
前記複数のフィンの上にチャネル材料の複数のナノシート積層体を形成することであり、前記複数のナノシート積層体が、1つまたは複数のナノシート電界効果トランジスタのためのチャネルを提供する、前記形成することと、
前記複数のフィンのうちの第1のフィンの上に形成された前記複数のナノシート積層体のうちの第1のナノシート積層体の側壁の一部分および頂面の一部分の上にチャネル保護ライナを形成することであり、前記チャネル保護ライナが、前記シャロー・トレンチ分離領域のうち、前記第1のナノシート積層体の前記側壁の前記部分から、前記複数のフィンのうちの第2のフィンの上に形成された前記複数のナノシート積層体のうちの第2のナノシート積層体の方へ延びる部分の上に、さらに形成される、前記形成することと、
前記複数のナノシート積層体のうち、前記チャネル保護ライナによって露出された部分を取り囲んで、複数のゲート積層体を形成することと、
前記チャネル保護ライナの上に少なくとも1つの非対称の自己整合ゲート分離構造体を形成することと、
前記シャロー・トレンチ分離領域のうち、前記複数のフィンのうちの第3のフィンと前記複数のフィンのうちの第4のフィンとの間の部分の上に、少なくとも1つの対称の自己整合ゲート分離構造体を形成することと
を含む、方法。 - 前記チャネル保護ライナの上に形成された前記非対称の自己整合ゲート分離構造体が、
前記第1のナノシート積層体の側壁を取り囲む前記チャネル保護ライナに隣接して形成された第1の部分と、
前記第1のナノシート積層体の前記頂面の前記部分を取り囲む前記チャネル保護ライナの頂面の上に形成された第2の部分とを備える、請求項1に記載の方法。 - 前記第1のナノシート積層体および前記第2のナノシート積層体が、少なくとも1つのスタティック・ランダム・アクセス・メモリ・デバイス構造体のナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項1に記載の方法。
- 前記第1のナノシート積層体が、p型ナノシート電界効果トランジスタのためのナノシート・チャネルを提供し、前記第2のナノシート積層体が、n型ナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項3に記載の方法。
- 前記複数のナノシート積層体のうち、前記第3のフィンの上に形成された第3のナノシート積層体、および前記複数のナノシート積層体のうち、前記第4のフィンの上に形成された第4のナノシート積層体が、1つまたは複数の論理デバイス構造体のナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項3に記載の方法。
- 前記チャネル保護ライナを形成することが、
前記複数のナノシート積層体を取り囲んで、前記複数のフィン間の前記シャロー・トレンチ分離領域の上に前記チャネル保護ライナを形成することと、
前記チャネル保護ライナの上にダミー・ゲート構造体を形成することと、
前記ダミー・ゲート構造体の上にゲート・ハード・マスクをパターニングすることと、
前記ダミー・ゲート構造体のうち、前記パターニングされたゲート・ハード・マスクによって露出された部分を除去することと
を含む、請求項1に記載の方法。 - 前記チャネル保護ライナを形成することが、
前記ダミー・ゲート構造体の除去によって形成された空間内にソース/ドレイン領域を形成することと、
前記ダミー・ゲート構造体の残り部分を除去することと
をさらに含む、請求項6に記載の方法。 - 前記チャネル保護ライナを形成することが、
前記チャネル保護ライナのうち、前記第1のナノシート積層体の前記側壁および前記頂面の前記部分を取り囲む部分、ならびに前記シャロー・トレンチ分離領域のうち、前記第1のナノシート積層体の前記側壁の前記部分から前記第2のナノシート積層体の方へ延びる前記部分の上に、マスク層をパターニングすることと、
前記チャネル保護ライナのうち、前記パターニングされたマスク層によって露出された部分を除去することと
をさらに含む、請求項7に記載の方法。 - 前記複数のナノシート積層体を形成することが、交互の犠牲材料層およびチャネル材料層を形成することを含み、前記複数のナノシート積層体のうち、前記チャネル保護ライナによって露出された部分の上に、追加の犠牲材料を選択的に成長させることをさらに含む、請求項8に記載の方法。
- 前記非対称の自己整合ゲート分離構造体および前記対称の自己整合ゲート分離構造体を形成することが、前記追加の犠牲材料を取り囲んで前記半導体構造体の上に分離材料を形成することを含む、請求項9に記載の方法。
- 前記非対称の自己整合ゲート分離構造体および前記対称の自己整合ゲート分離構造体を形成することが、前記分離材料および前記追加の犠牲材料の上に有機平坦化層を形成することをさらに含む、請求項10に記載の方法。
- 前記非対称の自己整合ゲート分離構造体および前記対称の自己整合ゲート分離構造体を形成することが、前記有機平坦化層をパターニングして、(i)前記非対称の自己整合ゲート分離構造体のための前記チャネル保護ライナの上に形成された前記分離材料の少なくとも一部分、ならびに(ii)前記対称の自己整合ゲート分離構造体のための前記第3および第4のナノシート積層体間の前記シャロー・トレンチ分離領域の上に形成された前記分離材料の少なくとも一部分を露出させることをさらに含む、請求項11に記載の方法。
- 前記非対称の自己整合ゲート分離構造体および前記対称の自己整合ゲート分離構造体を形成することが、前記有機平坦化層をパターニングすることによって露出された領域内に追加の分離材料を充填することをさらに含む、請求項12に記載の方法。
- 前記複数のゲート積層体を形成することが、前記有機平坦化層、ナノシート・チャネル積層体の前記犠牲材料、および前記追加の犠牲材料を除去することを含む、請求項13に記載の方法。
- 前記複数のゲート積層体を形成することが、前記有機平坦化層、ナノシート・チャネル積層体の前記犠牲材料、および前記追加の犠牲材料の除去によって形成された空間内に、ゲート誘電体およびゲート導体を形成することをさらに含む、請求項13に記載の方法。
- 半導体構造体であって、
基板と、
前記基板の頂面の上に配置された複数のフィンと、
前記複数のフィンを取り囲んで前記基板の前記頂面の上に配置されたシャロー・トレンチ分離領域と、
前記複数のフィンの上に配置されたチャネル材料の複数のナノシート積層体であり、1つまたは複数のナノシート電界効果トランジスタのためのチャネルを提供する前記複数のナノシート積層体と、
前記複数のフィンのうちの第1のフィンの上に配置された前記複数のナノシート積層体のうちの第1のナノシート積層体の側壁の一部分および頂面の一部分の上に配置されたチャネル保護ライナであり、前記シャロー・トレンチ分離領域のうち、前記第1のナノシート積層体の前記側壁の前記部分から、前記複数のフィンのうちの第2のフィンの上に配置された前記複数のナノシート積層体のうちの第2のナノシート積層体の方へ延びる部分の上に、さらに配置された前記チャネル保護ライナと、
前記複数のナノシート積層体のうち、前記チャネル保護ライナによって露出された部分を取り囲む複数のゲート積層体と、
前記チャネル保護ライナの上に配置された少なくとも1つの非対称の自己整合ゲート分離構造体と、
前記シャロー・トレンチ分離領域のうち、前記複数のフィンのうちの第3のフィンと複数のフィンのうちの第4のフィンとの間の部分の上に配置された少なくとも1つの対称の自己整合ゲート分離構造体と
を備える、半導体構造体。 - 前記チャネル保護ライナの上に配置された前記非対称の自己整合ゲート分離構造体が、
前記第1のナノシート積層体の側壁を取り囲む前記チャネル保護ライナに隣接して配置された第1の部分と、
前記第1のナノシート積層体の前記頂面の前記部分を取り囲む前記チャネル保護ライナの頂面の上に配置された第2の部分と
を備える、請求項16に記載の半導体構造体。 - 前記第1のナノシート積層体および前記第2のナノシート積層体が、少なくとも1つのスタティック・ランダム・アクセス・メモリ・デバイス構造体のナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項16に記載の半導体構造体。
- 前記第1のナノシート積層体が、p型ナノシート電界効果トランジスタのためのナノシート・チャネルを提供し、前記第2のナノシート積層体が、n型ナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項18に記載の半導体構造体。
- 前記複数のナノシート積層体のうち、前記第3のフィンの上に配置された第3のナノシート積層体、および前記複数のナノシート積層体のうち、前記第4のフィンの上に配置された第4のナノシート積層体が、1つまたは複数の論理デバイス構造体のナノシート電界効果トランジスタのためのナノシート・チャネルを提供する、請求項18に記載の半導体構造体。
- 集積回路であって、
請求項16ないし20のいずれか一項に記載の半導体構造体を備えるナノシート電界効果トランジスタ構造体を備える、集積回路。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/511,640 | 2019-07-15 | ||
US16/511,640 US10832916B1 (en) | 2019-07-15 | 2019-07-15 | Self-aligned gate isolation with asymmetric cut placement |
PCT/IB2020/055576 WO2021009579A1 (en) | 2019-07-15 | 2020-06-15 | Self-aligned gate isolation with asymmetric cut placement |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022540428A JP2022540428A (ja) | 2022-09-15 |
JP7493579B2 true JP7493579B2 (ja) | 2024-05-31 |
Family
ID=73052215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022500785A Active JP7493579B2 (ja) | 2019-07-15 | 2020-06-15 | 非対称のカット配置を有する自己整合ゲート分離 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10832916B1 (ja) |
JP (1) | JP7493579B2 (ja) |
CN (1) | CN114097093A (ja) |
DE (1) | DE112020002838T5 (ja) |
GB (1) | GB2600316B (ja) |
WO (1) | WO2021009579A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12002715B2 (en) * | 2019-10-29 | 2024-06-04 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor device and method |
US11908910B2 (en) * | 2020-10-27 | 2024-02-20 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device having embedded conductive line and method of fabricating thereof |
US11817504B2 (en) | 2021-01-26 | 2023-11-14 | Taiwan Semiconductor Manufacturing Company, Ltd | Isolation structures and methods of forming the same in field-effect transistors |
EP4338208A1 (en) * | 2021-06-08 | 2024-03-20 | Huawei Technologies Co., Ltd. | Semiconductor architecture and method of manufacturing semiconductor architecture |
US20220399333A1 (en) * | 2021-06-14 | 2022-12-15 | Intel Corporation | Integrated circuit structures having metal gates with reduced aspect ratio cuts |
CN113488474A (zh) * | 2021-07-15 | 2021-10-08 | 广东省大湾区集成电路与系统应用研究院 | 一种高密度静态随机存储器比特单元结构及其工艺方法 |
US20230057326A1 (en) * | 2021-08-19 | 2023-02-23 | Intel Corporation | Self-aligned gate cut structures |
US20230093657A1 (en) * | 2021-09-22 | 2023-03-23 | Intel Corporation | Integrated circuit structures having dielectric gate wall and dielectric gate plug |
US20230187444A1 (en) * | 2021-12-13 | 2023-06-15 | Sukru Yemenicioglu | Integrated circuit structures having gate cut offset |
US20230187517A1 (en) * | 2021-12-14 | 2023-06-15 | Intel Corporation | Integrated circuit structures having dielectric anchor void |
US20230282483A1 (en) * | 2022-03-03 | 2023-09-07 | Intel Corporation | Gate cut structures formed before dummy gate |
EP4293720A1 (en) * | 2022-06-15 | 2023-12-20 | Imec VZW | Bit cell with isolating wall |
US20240113107A1 (en) * | 2022-09-30 | 2024-04-04 | Intel Corporation | Gate cut, with asymmetrical channel to gate cut spacing |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013516083A (ja) | 2009-12-30 | 2013-05-09 | インテル コーポレイション | 自己整合コンタクト |
US20190139830A1 (en) | 2017-11-03 | 2019-05-09 | Globalfoundries Inc. | Self-aligned gate isolation |
US20190189739A1 (en) | 2017-12-18 | 2019-06-20 | International Business Machines Corporation | Ifinfet |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6100123A (en) | 1998-01-20 | 2000-08-08 | International Business Machines Corporation | Pillar CMOS structure |
US6982460B1 (en) | 2000-07-07 | 2006-01-03 | International Business Machines Corporation | Self-aligned gate MOSFET with separate gates |
US8216903B2 (en) | 2005-09-29 | 2012-07-10 | Texas Instruments Incorporated | SRAM cell with asymmetrical pass gate |
US7223650B2 (en) | 2005-10-12 | 2007-05-29 | Intel Corporation | Self-aligned gate isolation |
US9831306B2 (en) | 2013-12-19 | 2017-11-28 | Intel Corporation | Self-aligned gate edge and local interconnect and method to fabricate same |
US9373641B2 (en) | 2014-08-19 | 2016-06-21 | International Business Machines Corporation | Methods of forming field effect transistors using a gate cut process following final gate formation |
US9461114B2 (en) * | 2014-12-05 | 2016-10-04 | Samsung Electronics Co., Ltd. | Semiconductor devices with structures for suppression of parasitic bipolar effect in stacked nanosheet FETs and methods of fabricating the same |
US9425291B1 (en) * | 2015-12-09 | 2016-08-23 | International Business Machines Corporation | Stacked nanosheets by aspect ratio trapping |
US9685539B1 (en) * | 2016-03-14 | 2017-06-20 | International Business Machines Corporation | Nanowire isolation scheme to reduce parasitic capacitance |
WO2018004680A1 (en) | 2016-07-01 | 2018-01-04 | Intel Corporation | Self-aligned gate edge trigate and finfet devices |
US9842914B1 (en) * | 2016-08-19 | 2017-12-12 | International Business Machines Corporation | Nanosheet FET with wrap-around inner spacer |
DE112016007104T5 (de) | 2016-09-30 | 2019-04-18 | Intel Corporation | Dual-finne-endkappe für selbstjustierte (sage) architekturen |
EP3577689A4 (en) * | 2017-02-04 | 2021-06-02 | Monolithic 3D Inc. | 3D SEMICONDUCTOR COMPONENT AND STRUCTURE |
US10177037B2 (en) | 2017-04-25 | 2019-01-08 | Globalfoundries Inc. | Methods of forming a CT pillar between gate structures in a semiconductor |
US9984936B1 (en) * | 2017-07-17 | 2018-05-29 | Globalfoundries Inc. | Methods of forming an isolated nano-sheet transistor device and the resulting device |
US9960077B1 (en) | 2017-08-17 | 2018-05-01 | Globalfoundries Inc. | Ultra-scale gate cut pillar with overlay immunity and method for producing the same |
US10297667B1 (en) * | 2017-12-22 | 2019-05-21 | International Business Machines Corporation | Fin field-effect transistor for input/output device integrated with nanosheet field-effect transistor |
US10262890B1 (en) * | 2018-03-09 | 2019-04-16 | International Business Machines Corporation | Method of forming silicon hardmask |
US10367061B1 (en) * | 2018-03-30 | 2019-07-30 | International Business Machines Corporation | Replacement metal gate and inner spacer formation in three dimensional structures using sacrificial silicon germanium |
US10332803B1 (en) * | 2018-05-08 | 2019-06-25 | Globalfoundaries Inc. | Hybrid gate-all-around (GAA) field effect transistor (FET) structure and method of forming |
US10332809B1 (en) * | 2018-06-21 | 2019-06-25 | International Business Machines Corporation | Method and structure to introduce strain in stack nanosheet field effect transistor |
-
2019
- 2019-07-15 US US16/511,640 patent/US10832916B1/en active Active
-
2020
- 2020-06-15 GB GB2200795.9A patent/GB2600316B/en active Active
- 2020-06-15 JP JP2022500785A patent/JP7493579B2/ja active Active
- 2020-06-15 WO PCT/IB2020/055576 patent/WO2021009579A1/en active Application Filing
- 2020-06-15 CN CN202080050787.6A patent/CN114097093A/zh active Pending
- 2020-06-15 DE DE112020002838.0T patent/DE112020002838T5/de active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013516083A (ja) | 2009-12-30 | 2013-05-09 | インテル コーポレイション | 自己整合コンタクト |
US20190139830A1 (en) | 2017-11-03 | 2019-05-09 | Globalfoundries Inc. | Self-aligned gate isolation |
US20190189739A1 (en) | 2017-12-18 | 2019-06-20 | International Business Machines Corporation | Ifinfet |
Also Published As
Publication number | Publication date |
---|---|
GB2600316B (en) | 2023-05-24 |
US10832916B1 (en) | 2020-11-10 |
DE112020002838T5 (de) | 2022-02-24 |
WO2021009579A1 (en) | 2021-01-21 |
GB202200795D0 (en) | 2022-03-09 |
GB2600316A (en) | 2022-04-27 |
CN114097093A (zh) | 2022-02-25 |
JP2022540428A (ja) | 2022-09-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7493579B2 (ja) | 非対称のカット配置を有する自己整合ゲート分離 | |
US10707128B2 (en) | Fabrication of self-aligned gate contacts and source/drain contacts directly above gate electrodes and source/drains | |
US10170465B2 (en) | Co-fabrication of vertical diodes and fin field effect transistors on the same substrate | |
US10522636B2 (en) | Fin field-effect transistor for input/output device integrated with nanosheet field-effect transistor | |
JP7356982B2 (ja) | 縦型輸送電界効果トランジスタのための半導体構造を形成する方法、半導体構造、および集積回路 | |
US11164791B2 (en) | Contact formation for stacked vertical transport field-effect transistors | |
US11139215B2 (en) | Hybrid gate stack integration for stacked vertical transport field-effect transistors | |
US20190341489A1 (en) | Forming a combination of long channel devices and vertical transport fin field effect transistors on the same substrate | |
US11695038B2 (en) | Forming single and double diffusion breaks for fin field-effect transistor structures | |
US10985064B2 (en) | Buried power and ground in stacked vertical transport field effect transistors | |
US11257681B2 (en) | Using a same mask for direct print and self-aligned double patterning of nanosheets | |
US20220045196A1 (en) | Uniform interfacial layer on vertical fin sidewalls of vertical transport field-effect transistors | |
US10777468B1 (en) | Stacked vertical field-effect transistors with sacrificial layer patterning | |
US20200219777A1 (en) | Gate-last process for vertical transport field-effect transistor | |
US10811322B1 (en) | Different gate widths for upper and lower transistors in a stacked vertical transport field-effect transistor structure | |
JP7422765B2 (ja) | 積層垂直輸送電界効果トランジスタのための2重輸送配向 | |
US10388570B2 (en) | Substrate with a fin region comprising a stepped height structure | |
US11984493B2 (en) | Formation of nanosheet transistor channels using epitaxial growth | |
US20240096952A1 (en) | Nanosheet stacks with dielectric isolation layers | |
US20240204042A1 (en) | Diffusion break structure for transistors |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20220518 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20221121 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20231221 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20231226 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240312 |
|
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: 20240507 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20240521 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7493579 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |