KR100629646B1 - 게이트 구조물 및 그 제조방법 - Google Patents
게이트 구조물 및 그 제조방법 Download PDFInfo
- Publication number
- KR100629646B1 KR100629646B1 KR1020040106432A KR20040106432A KR100629646B1 KR 100629646 B1 KR100629646 B1 KR 100629646B1 KR 1020040106432 A KR1020040106432 A KR 1020040106432A KR 20040106432 A KR20040106432 A KR 20040106432A KR 100629646 B1 KR100629646 B1 KR 100629646B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- pattern
- tungsten
- delete delete
- layer
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
- H10D64/691—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator comprising metallic compounds, e.g. metal oxides or metal silicates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02172—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides
- H01L21/02175—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal
-
- 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
- H01L21/28035—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
-
- 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
- H01L21/28247—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon passivation or protection of the electrode, e.g. using re-oxidation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32134—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by liquid etching only
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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (29)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- (a) 반도체 기판 상에 게이트 절연막을 형성하는 단계;(b) 상기 게이트 절연막 상에 폴리실리콘막, 제2 텅스텐 실리사이드막, 텅스텐 질화막과 텅스텐막을 포함하는 복합 텅스텐막 및 캡핑막 패턴을 순차적으로 형성하는 단계;(c) 상기 캡핑막 패턴에 노출된 상기 복합 텅스텐막을 등방성 식각하여 상기 캡핑막 선폭보다 작은 선폭을 갖고, 텅스텐 질화막 패턴과 텅스텐막 패턴을 포함하는 복합 텅스텐막 패턴을 형성하는 단계;(d) 상기 복합 텅스텐막 패턴이 형성된 기판 상에 희생 폴리실리콘막을 연속적으로 형성하는 단계;(e) 상기 희생 폴리실리콘막 형성된 기판을 열처리하여 상기 복합 텅스텐막 패턴의 측면과 면접하는 희생 폴리실리콘막을 제1텅스텐 실리사이드막 패턴으로 형성하는 단계;(f) 상기 결과물에 노출된 제2 텅스텐 실리사이드막 및 폴리실리콘막을 순차적으로 식각하여 제2 텅스텐 실시사이드막 패턴과 폴리실리콘막 패턴을 형성하는 단계; 및(g) 상기 폴리실리콘막 패턴의 측면과 상기 제1텅스텐 실리사이드막의 표면을 산화시켜 패시베이션막을 형성하는 단계를 포함하는 게이트 구조물의 제조방법.
- 제14항에 있어서, 상기 게이트 절연막의 형성은 실리콘 산화막 보다 높은 유전율을 갖는 물질을 증착하여 형성하는 것을 특징으로 하는 게이트 구조물의 제조 방법.
- 제15항에 있어서, 상기 물질은 HfO2, ZrO2, Ta2O5, Y2 O3, Nb2O5, Al2O3, TiO2, CeO2, In2O3, RuO2, MgO, SrO, B2O3, SnO2, PbO, PbO2, Pb3O4, V2O3, La2 O3, Pr2O3, Sb2O3, Sb2O5 및 CaO로 구성되는 그룹으로부터 선택되는 적어도 어느 하나인 것을 특징으로 하는 게이트 구조물의 제조 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 제14항에 있어서, 상기 (e) 단계 이후에,상기 제1텅스텐 실리사이드막 패턴으로 미 형성된 상기 희생 폴리실리콘막을 제거하는 단계를 더 수행하는 것을 특징으로 하는 게이트 구조물 제조방법.
- 삭제
- 제21항에 있어서, 상기 희생 폴리실리콘막은 습식 식각공정으로 제거하는 것을 특징으로 하는 게이트 구조물 제조방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/201,736 US20060079075A1 (en) | 2004-08-12 | 2005-08-11 | Gate structures with silicide sidewall barriers and methods of manufacturing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040063555 | 2004-08-12 | ||
KR1020040063555 | 2004-08-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060015231A KR20060015231A (ko) | 2006-02-16 |
KR100629646B1 true KR100629646B1 (ko) | 2006-09-29 |
Family
ID=37124064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040106432A Expired - Fee Related KR100629646B1 (ko) | 2004-08-12 | 2004-12-15 | 게이트 구조물 및 그 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100629646B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5559049A (en) | 1994-07-25 | 1996-09-24 | Hyundai Electronics Insustries Co., Ltd | Method of manufacturing a semiconductor device |
US20020098690A1 (en) | 2000-01-06 | 2002-07-25 | Leonard Forbes | Methods of forming semiconductor structures |
-
2004
- 2004-12-15 KR KR1020040106432A patent/KR100629646B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5559049A (en) | 1994-07-25 | 1996-09-24 | Hyundai Electronics Insustries Co., Ltd | Method of manufacturing a semiconductor device |
US20020098690A1 (en) | 2000-01-06 | 2002-07-25 | Leonard Forbes | Methods of forming semiconductor structures |
Also Published As
Publication number | Publication date |
---|---|
KR20060015231A (ko) | 2006-02-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3851752B2 (ja) | 半導体装置の製造方法 | |
KR100530401B1 (ko) | 저저항 게이트 전극을 구비하는 반도체 장치 | |
US6869839B2 (en) | Method of fabricating a semiconductor device having an L-shaped spacer | |
CN101114646A (zh) | 半导体装置及其制造方法 | |
KR100616498B1 (ko) | 폴리/텅스텐 게이트 전극을 갖는 반도체 소자의 제조방법 | |
KR20060100092A (ko) | 반도체 장치의 제조 방법 | |
KR100580587B1 (ko) | 반도체 장치의 제조 방법 | |
KR100629646B1 (ko) | 게이트 구조물 및 그 제조방법 | |
US20060079075A1 (en) | Gate structures with silicide sidewall barriers and methods of manufacturing the same | |
US20020177327A1 (en) | Method for forming a gate dielectric layer by a single wafer process | |
KR101062835B1 (ko) | 이중 하드마스크를 이용한 반도체 소자의 게이트전극 제조방법 | |
US7135407B2 (en) | Method of manufacturing a semiconductor device | |
KR100806136B1 (ko) | 금속 게이트전극을 구비한 반도체소자의 제조 방법 | |
KR100586009B1 (ko) | 반도체 장치의 제조 방법 및 이를 수행하기 위한 장치 | |
JP2003229567A (ja) | ゲート電極及びその製造方法 | |
KR20080030743A (ko) | 반도체 장치의 제조 방법 | |
KR100433054B1 (ko) | 반도체소자의 제조방법 | |
KR100414229B1 (ko) | 티타늄나이트라이드막을 이용한 확산방지막과오믹콘택층의 동시 형성 방법 | |
KR100933812B1 (ko) | 반도체 소자의 제조방법 | |
JP2008159834A (ja) | 半導体装置の製造方法および半導体装置 | |
KR100756772B1 (ko) | 트랜지스터의 제조 방법 | |
KR100844929B1 (ko) | 금속 게이트전극을 구비한 반도체소자의 제조 방법 | |
KR20070018223A (ko) | 반도체 소자의 제조방법 | |
KR100609035B1 (ko) | 반도체 장치의 모스트랜지스터 게이트 제조방법 | |
KR20050053249A (ko) | 반도체 장치의 트랜지스터 형성 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20041215 |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20060307 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20060920 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20060922 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20060922 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |