KR20030017391A - 반도체 집적 회로 장치 및 그 제조 방법 - Google Patents
반도체 집적 회로 장치 및 그 제조 방법 Download PDFInfo
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- KR20030017391A KR20030017391A KR1020020049656A KR20020049656A KR20030017391A KR 20030017391 A KR20030017391 A KR 20030017391A KR 1020020049656 A KR1020020049656 A KR 1020020049656A KR 20020049656 A KR20020049656 A KR 20020049656A KR 20030017391 A KR20030017391 A KR 20030017391A
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- silicon
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 89
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 239000000758 substrate Substances 0.000 claims abstract description 67
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 51
- 239000010703 silicon Substances 0.000 claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims description 52
- 230000008018 melting Effects 0.000 claims description 32
- 238000002844 melting Methods 0.000 claims description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 29
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 29
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 21
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 21
- 238000005530 etching Methods 0.000 claims description 17
- 230000001590 oxidative effect Effects 0.000 claims description 10
- 238000000151 deposition Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims 2
- 230000003647 oxidation Effects 0.000 abstract description 22
- 238000007254 oxidation reaction Methods 0.000 abstract description 22
- 229910052721 tungsten Inorganic materials 0.000 abstract description 11
- 238000011109 contamination Methods 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000010937 tungsten Substances 0.000 abstract description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 39
- 238000004140 cleaning Methods 0.000 description 14
- 238000005229 chemical vapour deposition Methods 0.000 description 13
- 239000012535 impurity Substances 0.000 description 11
- 229910001385 heavy metal Inorganic materials 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 7
- 238000001312 dry etching Methods 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 238000002955 isolation Methods 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 101100153643 Phaeosphaeria nodorum (strain SN15 / ATCC MYA-4574 / FGSC 10173) Tox1 gene Proteins 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 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
- 125000004429 atom Chemical group 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 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
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- -1 tungsten nitride Chemical class 0.000 description 1
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- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
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- H01L29/4983—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET with a lateral structure, e.g. a Polysilicon gate with a lateral doping variation or with a lateral composition variation or characterised by the sidewalls being composed of conductive, resistive or dielectric material
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/28035—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities
- H01L21/28044—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer
- H01L21/28061—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer the conductor comprising a metal or metal silicide formed by deposition, e.g. sputter deposition, i.e. without a silicidation reaction
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
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- 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
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
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- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
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- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
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- H01L29/4925—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen with a multiple layer structure, e.g. several silicon layers with different crystal structure or grain arrangement
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- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
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- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
- H10B12/312—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor with a bit line higher than the capacitor
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- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
- H10B12/315—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor with the capacitor higher than a bit line
Abstract
Description
Claims (20)
- (a) 반도체 기판 위에 제1 절연막을 사이에 두고 실리콘막을 형성하는 공정과,(b) 상기 실리콘막 위에 고융점 금속막을 형성하는 공정과,(c) 상기 고융점 금속막 위에 제2 절연막을 형성하는 공정과,(d) 상기 제2 절연막, 상기 고융점 금속막을 소정의 형상으로 가공하는 공정과,(e) 상기 제1 절연막이 노출되지 않도록, 상기 소정 형상의 금속막으로부터 노출된 부분의 상기 실리콘막을 소정의 두께만 에칭 제거하는 공정과,(f) 상기 고융점 금속막의 하부에 남은 상기 실리콘막의 측벽, 상기 고융점 금속막 및 상기 제2 절연막의 측벽에 선택적으로 제3 절연막을 형성하는 공정과,(g) 상기 제3 절연막으로부터 노출된 부분의 상기 실리콘막을 제거하는 공정과,(h) 상기 실리콘막 표면을 산화성 분위기로 열 처리하여, 상기 실리콘막의 측벽에 제4 절연막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 제4 절연막의 막 두께는 상기 제3 절연막의 막 두께보다 두꺼운 것을특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 제3 절연막은 질화 실리콘막으로 구성하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 공정 (h)에서, 상기 산화성 분위기는 산소를 포함하되, 수분을 포함하지 않는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 제4 절연막과 상기 고융점 금속막 사이에는 상기 실리콘막이 개재되는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 실리콘막과 상기 고융점 금속막 사이에 고융점 금속의 질화막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제6항에 있어서,상기 제4 절연막과 상기 고융점 금속의 질화막 사이에는 상기 실리콘막이 개재되는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- (a) 반도체 기판 위에 제1 절연막을 사이에 두고 소정의 막 두께를 갖는 실리콘막을 형성하는 공정과,(b) 상기 실리콘막 위에 고융점 금속막을 형성하는 공정과,(c) 상기 고융점 금속막 위에 제2 절연막을 형성하는 공정과,(d) 상기 제2 절연막, 상기 고융점 금속막 및 상기 실리콘막에 에칭을 실시하는 공정과,(e) 상기 제2 절연막, 상기 고융점 금속막 및 상기 실리콘막의 측벽에 제3 절연막을 퇴적하는 공정과,(f) 상기 제3 절연막에 이방성 에칭을 실시하고, 상기 실리콘막, 상기 고융점 금속막 및 상기 제2 절연막의 측벽에 선택적으로 제4 절연막을 형성하는 공정과,(g) 상기 반도체 기판에 산소 분위기로 열 처리를 실시하는 공정을 포함하고,상기 실리콘막의 에칭 공정에서, 상기 고융점 금속막으로부터 노출된 부분의 상기 실리콘막의 막 두께는 상기 소정의 막 두께보다 얇으며, 상기 제1 절연막은 노출되지 않는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- (a) 주면을 갖는 반도체 기판과,(b) 상기 반도체 기판의 주면에 형성되는 제1 절연막과,(c) 상기 제1 절연막 위에 형성되고, 상기 제1 절연막에 접하는 부분에 제1 측벽을 갖고, 상기 제1 절연막으로부터 떨어진 위치에 제2 측벽을 갖는 실리콘막과,(d) 상기 실리콘막 위에 형성되고, 제3 측벽을 갖는 고융점 금속막과,(e) 상기 제2 및 제3 측벽을 덮는 제2 절연막과,(f) 상기 제1 절연막과 상기 제2 절연막 사이에 위치하고, 상기 제1 측벽을 덮는 제3 절연막을 포함하는 것을 특징으로 하는 반도체 집적 회로 장치.
- 제9항에 있어서,상기 제1 및 제3 절연막은 산화막이고, 상기 제2 절연막은 질화 실리콘막인 것을 특징으로 하는 반도체 집적 회로 장치.
- 제10항에 있어서,상기 제1 측벽은 상기 제2 측벽보다 상기 제2 절연막으로부터 떨어진 위치에 있는 것을 특징으로 하는 반도체 집적 회로 장치.
- 제11항에 있어서,상기 제1, 제2 측벽은 상기 반도체 기판 주면에 대하여, 거의 수직인 면인것을 특징으로 하는 반도체 집적 회로 장치.
- 제10항에 있어서,상기 제3 절연막과 상기 고융점 금속막 사이에는 상기 실리콘막이 개재하는 것을 특징으로 하는 반도체 집적 회로 장치.
- (a) 주면을 갖는 반도체 기판과,(b) 상기 반도체 기판 주면에 형성되는 한 쌍의 반도체 영역과,(c) 상기 한 쌍의 반도체 영역 사이의 영역에서, 상기 반도체 기판의 주면에 제1 절연막을 사이에 두고 형성된 실리콘막과,(d) 상기 실리콘막 위에 형성되는 고융점 금속막과,(e) 상기 고융점 금속막의 측벽 및 상기 실리콘막의 측벽을 덮는 제2 절연막과(f) 상기 실리콘막의 측벽을 덮는 제3 절연막을 포함하며,상기 제3 절연막은 상기 제1 절연막과 상기 제2 절연막 사이에 위치하는 것을 특징으로 하는 반도체 집적 회로 장치.
- 제14항에 있어서,상기 제2 절연막은 질화 실리콘막이고, 상기 제1 및 제3 절연막은 산화 실리콘막인 것을 특징으로 하는 반도체 집적 회로 장치.
- 제14항에 있어서,상기 고융점 금속막 위에 위치하는 제4 절연막을 더 포함하고, 상기 제4 절연막의 측벽은 상기 제2 절연막으로 덮이는 것을 특징으로 하는 반도체 집적 회로 장치.
- 제16항에 있어서,상기 제2 및 제4 절연막은 질화 실리콘막이고, 상기 제1 및 제3 절연막은 산화 실리콘막인 것을 특징으로 하는 반도체 집적 회로 장치.
- 제14항에 있어서,상기 한 쌍의 반도체 영역을 연결하는 방향에서, 상기 제1 절연막에 근접하는 측의 상기 실리콘막의 폭은, 상기 고융점 금속막에 근접하는 측의 상기 실리콘막의 폭보다 좁은 것을 특징으로 하는 반도체 집적 회로 장치.
- 제14항에 있어서,상기 한 쌍의 반도체 영역을 연결하는 방향에서, 상기 제1 절연막에 근접하는 측의 상기 실리콘막의 폭은, 상기 고융점 금속막에 근접하는 측의 상기 실리콘막의 폭보다 넓은 것을 특징으로 하는 반도체 집적 회로 장치.
- 제14항에 있어서,상기 제3 절연막과 상기 고융점 금속막 사이에는 상기 실리콘막이 개재하는 것을 특징으로 하는 반도체 집적 회로 장치.
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JP2001253028A JP2003068878A (ja) | 2001-08-23 | 2001-08-23 | 半導体集積回路装置およびその製造方法 |
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US7358171B2 (en) * | 2001-08-30 | 2008-04-15 | Micron Technology, Inc. | Method to chemically remove metal impurities from polycide gate sidewalls |
KR100506460B1 (ko) * | 2003-10-31 | 2005-08-05 | 주식회사 하이닉스반도체 | 반도체소자의 트랜지스터 및 그 형성방법 |
JP3872069B2 (ja) | 2004-04-07 | 2007-01-24 | エルピーダメモリ株式会社 | 半導体装置の製造方法 |
JP4143589B2 (ja) | 2004-10-15 | 2008-09-03 | エルピーダメモリ株式会社 | 半導体装置の製造方法 |
US7442319B2 (en) | 2005-06-28 | 2008-10-28 | Micron Technology, Inc. | Poly etch without separate oxide decap |
JP4215787B2 (ja) * | 2005-09-15 | 2009-01-28 | エルピーダメモリ株式会社 | 半導体集積回路装置およびその製造方法 |
EP2508621B1 (en) * | 2005-11-29 | 2014-11-05 | Children's Hospital Medical Center | Optimization and individualization of medication selection and dosing |
JP4400626B2 (ja) * | 2007-01-31 | 2010-01-20 | エルピーダメモリ株式会社 | 半導体装置及び半導体装置の製造方法 |
KR101033222B1 (ko) * | 2007-06-29 | 2011-05-06 | 주식회사 하이닉스반도체 | 전하트랩층을 갖는 불휘발성 메모리소자의 제조방법 |
KR100953034B1 (ko) * | 2008-02-21 | 2010-04-14 | 주식회사 하이닉스반도체 | 반도체 소자 및 이의 제조 방법 |
JP5693809B2 (ja) * | 2008-07-04 | 2015-04-01 | ピーエスフォー ルクスコ エスエイアールエルPS4 Luxco S.a.r.l. | 半導体装置及びその製造方法 |
KR20100065741A (ko) * | 2008-12-08 | 2010-06-17 | 주식회사 동부하이텍 | 플래시 메모리 소자 및 그 제조 방법 |
KR101575903B1 (ko) * | 2008-12-31 | 2015-12-08 | 주식회사 동부하이텍 | 플래시 메모리 소자 및 그 제조 방법 |
JP2010219139A (ja) * | 2009-03-13 | 2010-09-30 | Elpida Memory Inc | 半導体装置及びその製造方法 |
JP2014175587A (ja) * | 2013-03-12 | 2014-09-22 | Toshiba Corp | 不揮発性半導体記憶装置 |
US9093379B2 (en) * | 2013-05-29 | 2015-07-28 | International Business Machines Corporation | Silicidation blocking process using optically sensitive HSQ resist and organic planarizing layer |
JP2015211108A (ja) * | 2014-04-25 | 2015-11-24 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US9472415B2 (en) * | 2014-04-30 | 2016-10-18 | International Business Machines Corporation | Directional chemical oxide etch technique |
US11935780B2 (en) * | 2021-11-11 | 2024-03-19 | Nanya Technology Corporation | Semiconductor structure and manufacturing method thereof |
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US5796151A (en) * | 1996-12-19 | 1998-08-18 | Texas Instruments Incorporated | Semiconductor stack having a dielectric sidewall for prevention of oxidation of tungsten in tungsten capped poly-silicon gate electrodes |
JPH11261059A (ja) | 1998-03-10 | 1999-09-24 | Hitachi Ltd | ポリメタルゲート電極の作製方法 |
JP4107734B2 (ja) | 1998-10-30 | 2008-06-25 | 東芝エレベータ株式会社 | エレベータ運転方式 |
US6448140B1 (en) * | 1999-02-08 | 2002-09-10 | Taiwan Semiconductor Manufacturing Company | Laterally recessed tungsten silicide gate structure used with a self-aligned contact structure including a straight walled sidewall spacer while filling recess |
JP2000307084A (ja) * | 1999-04-23 | 2000-11-02 | Hitachi Ltd | 半導体集積回路装置およびその製造方法 |
JP2001036072A (ja) | 1999-07-16 | 2001-02-09 | Mitsubishi Electric Corp | 半導体装置及び半導体装置の製造方法 |
GB2364170B (en) * | 1999-12-16 | 2002-06-12 | Lucent Technologies Inc | Dual damascene bond pad structure for lowering stress and allowing circuitry under pads and a process to form the same |
US6566236B1 (en) * | 2000-04-26 | 2003-05-20 | Integrated Device Technology, Inc. | Gate structures with increased etch margin for self-aligned contact and the method of forming the same |
US6458646B1 (en) * | 2000-06-30 | 2002-10-01 | International Business Machines Corporation | Asymmetric gates for high density DRAM |
US6417084B1 (en) * | 2000-07-20 | 2002-07-09 | Advanced Micro Devices, Inc. | T-gate formation using a modified conventional poly process |
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US7417291B2 (en) | 2008-08-26 |
KR100875600B1 (ko) | 2008-12-23 |
US20050087880A1 (en) | 2005-04-28 |
US7224034B2 (en) | 2007-05-29 |
US7687849B2 (en) | 2010-03-30 |
US20030040183A1 (en) | 2003-02-27 |
US6828242B2 (en) | 2004-12-07 |
JP2003068878A (ja) | 2003-03-07 |
US20070187783A1 (en) | 2007-08-16 |
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US20080237752A1 (en) | 2008-10-02 |
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