KR100587053B1 - 반도체 소자의 제조방법 - Google Patents
반도체 소자의 제조방법 Download PDFInfo
- Publication number
- KR100587053B1 KR100587053B1 KR1020000037128A KR20000037128A KR100587053B1 KR 100587053 B1 KR100587053 B1 KR 100587053B1 KR 1020000037128 A KR1020000037128 A KR 1020000037128A KR 20000037128 A KR20000037128 A KR 20000037128A KR 100587053 B1 KR100587053 B1 KR 100587053B1
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- South Korea
- Prior art keywords
- polysilicon
- layer
- germanium
- germanium layer
- gas
- 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.)
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- 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
- H10D64/661—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation
- H10D64/662—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures
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- 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
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- 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
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28525—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table the conductive layers comprising semiconducting material
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (10)
- 반도체 기판상에 게이트 절연막을 형성하는 단계;상기 게이트 절연막 상부에 아몰퍼스 상태의 실리콘 시드층을 형성하는 단계;상기 실리콘 시드층 상부에 폴리실리콘:저머늄층을 증착하는 단계;상기 폴리실리콘:저머늄층과 실리콘 시드층을 게이트 전극의 형태로 패터닝하는 단계;상기 패터닝된 폴리실리콘:저머늄층 및 실리콘층 구조물 양측에 소오스, 드레인용 불순물을 주입하는 단계; 및상기 반도체 기판 결과물을 열처리하는 단계를 포함하며,상기 폴리실리콘:저머늄층을 증착하는 단계시, 결정질 상태로 증착하며, 증착과 인시튜로 불순물을 도핑하고,상기 열처리하는 단계에 의하여, 상기 실리콘 시드층이 결정화되는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 실리콘 시드층은 400 내지 500℃의 온도에서 형성하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항 또는 제 2 항에 있어서, 상기 실리콘 시드층은 30 내지 100Å 두께 로 형성하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 폴리실리콘:저머늄층은 500 내지 650℃에서 증착하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 4 항에 있어서, 상기 폴리실리콘 저머늄층은 실리콘 제공 가스 및 저머늄 제공 가스의 반응으로 형성하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 5 항에 있어서, 상기 실리콘 제공 가스는 SiH4 가스 또는 Si2H5 가스이고, 상기 저머늄 제공 가스는 GeH4 또는 GeF4 가스인 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 5 항에 있어서, 상기 폴리실리콘:저머늄층내의 저머늄 함량은 10 내지 70%인 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 5 항에 있어서, 상기 폴리실리콘:저머늄층은 LPCVD(low pressure chemical vapor deposition), VLPCVD(very low pressure CVD), PE-VLPCVD(plasma enhanced-very low pressure CVD), UHVCVD(ultra high vacuum CVD), RTCVD(rapid thermal CVD), APCVD(atmosphere CVD) 또는 MBE(molecular beam epitaxy) 방식으로 증착하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 폴리실리콘:저머늄층에 도핑되는 불순물은 보론 이온인 것을 특징으로 하는 반도체 소자의 제조방법.
- 제 9 항에 있어서, 상기 폴리실리콘:저머늄층에 인시튜로 도핑되는 가스는 B2H6 가스인 것을 특징으로 하는 반도체 소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000037128A KR100587053B1 (ko) | 2000-06-30 | 2000-06-30 | 반도체 소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000037128A KR100587053B1 (ko) | 2000-06-30 | 2000-06-30 | 반도체 소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020002817A KR20020002817A (ko) | 2002-01-10 |
KR100587053B1 true KR100587053B1 (ko) | 2006-06-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020000037128A Expired - Fee Related KR100587053B1 (ko) | 2000-06-30 | 2000-06-30 | 반도체 소자의 제조방법 |
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KR (1) | KR100587053B1 (ko) |
Families Citing this family (1)
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US10354268B2 (en) | 2014-05-15 | 2019-07-16 | Visa International Service Association | Systems and methods to organize and consolidate data for improved data storage and processing |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05235335A (ja) * | 1992-02-19 | 1993-09-10 | Nec Corp | 半導体装置 |
JPH1027854A (ja) * | 1996-07-10 | 1998-01-27 | Sony Corp | 半導体装置及びその製造方法 |
KR980006027A (ko) * | 1996-06-29 | 1998-03-30 | 김주용 | 반도체소자 제조방법 |
JPH1187708A (ja) * | 1997-06-25 | 1999-03-30 | Fr Telecom | シリコン−ゲルマニウムゲートを持つトランジスタを得るための方法 |
JPH11135792A (ja) * | 1997-10-27 | 1999-05-21 | Sony Corp | 半導体装置の製造方法 |
JPH11251593A (ja) * | 1997-12-24 | 1999-09-17 | Texas Instr Inc <Ti> | ゲルマニウム層を使用した大誘電率ゲートの構造と方法 |
KR20010045393A (ko) * | 1999-11-04 | 2001-06-05 | 박종섭 | 폴리 실리콘-저마늄을 게이트 전극으로 사용하는 반도체소자의 형성방법 |
-
2000
- 2000-06-30 KR KR1020000037128A patent/KR100587053B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05235335A (ja) * | 1992-02-19 | 1993-09-10 | Nec Corp | 半導体装置 |
KR980006027A (ko) * | 1996-06-29 | 1998-03-30 | 김주용 | 반도체소자 제조방법 |
JPH1027854A (ja) * | 1996-07-10 | 1998-01-27 | Sony Corp | 半導体装置及びその製造方法 |
JPH1187708A (ja) * | 1997-06-25 | 1999-03-30 | Fr Telecom | シリコン−ゲルマニウムゲートを持つトランジスタを得るための方法 |
JPH11135792A (ja) * | 1997-10-27 | 1999-05-21 | Sony Corp | 半導体装置の製造方法 |
JPH11251593A (ja) * | 1997-12-24 | 1999-09-17 | Texas Instr Inc <Ti> | ゲルマニウム層を使用した大誘電率ゲートの構造と方法 |
KR20010045393A (ko) * | 1999-11-04 | 2001-06-05 | 박종섭 | 폴리 실리콘-저마늄을 게이트 전극으로 사용하는 반도체소자의 형성방법 |
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KR20020002817A (ko) | 2002-01-10 |
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