KR100918881B1 - 실리사이드된 영역들을 갖는 반도체 장치 제조 방법 및 집적 회로 제조 방법 - Google Patents
실리사이드된 영역들을 갖는 반도체 장치 제조 방법 및 집적 회로 제조 방법 Download PDFInfo
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- 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
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- 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
- H01L21/823835—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes silicided or salicided gate conductors
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Abstract
Description
Claims (9)
- 반도체 장치 제조 방법으로서,기판 위에 게이트 구조를 형성하는 단계;상기 게이트 구조에 근접하여 상기 기판 내에 소스/드레인 영역들을 형성하는 단계;소스/드레인 영역들을 형성한 후에, 상기 게이트 구조 및 기판을 건식 에칭 처리하는 단계;상기 게이트 구조 및 기판을 상기 건식 에칭 처리하는 단계에 후속하여 불소 첨가된 소스/드레인들을 형성하기 위하여, 상기 소스/드레인 영역들에 불소를 주입하는 단계; 및상기 게이트 구조 및 상기 불소 첨가된 소스/드레인들에 금속 실리사이드 영역들을 형성하는 단계 - 상기 금속 실리사이드 영역들을 형성하는 단계는, 상기 게이트 구조 및 상기 불소 첨가된 소스/드레인들 위에 금속층을 형성하는 단계, 및 상기 금속층을 상기 게이트 구조 및 상기 불소 첨가된 소스/드레인들과 반응시켜 상기 게이트 구조 및 상기 불소 첨가된 소스/드레인들에 상기 금속 실리사이드 영역들을 형성하는 단계를 포함함 -를 포함하는 반도체 장치 제조 방법.
- 삭제
- 제1항에 있어서, 상기 게이트 구조 및 기판을 건식 에칭 처리하는 단계는 상기 게이트 구조 및 기판을 a) 아르곤 플라즈마 스퍼터 에칭하는 단계, 또는 b) 산화물 건식 에칭 처리한 이후 산소 애쉬(oxygen ash) 및 습식 세정하는 단계를 포함하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 불소 첨가된 소스/드레인들은, 50 mtorr 내지 100 mtorr의 압력 및 75 와트 내지 200 와트의 전력 레벨로 플라즈마 체임버 내에서 유속 0.2 sccm 내지 20 sccm인 NF3, 0 sccm 내지 100 sccm인 N2, 및 0 sccm 내지 100 sccm인 H2를 포함하는 불소 함유 플라즈마에 상기 소스/드레인 영역들을 노출시킴으로써 형성되는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 불소 첨가된 소스/드레인들은 0.2 KeV 내지 5 KeV의 에너지들 및 1E10 atoms/㎠ 내지 1E16 atoms/㎠의 도우즈(doses)로 상기 소스/드레인 영역들에 불소 또는 불소 함유 종들(fluorine containing species)을 이온 주입함으로써 형성되는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 금속 실리사이드 영역들은 니켈 실리사이드 영역들인 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 게이트 구조는 폴리실리콘 게이트 전극층을 포함하고 상기 게이트 구조에 금속 실리사이드 영역들을 형성하는 단계는 상기 폴리실리콘 게이트 전극층에 금속 실리사이드 영역들을 형성하는 단계를 포함하는 반도체 장치 제조 방법.
- 제1항에서와 같이, 기판 위에 반도체 장치들을 생성하는 단계를 포함하는, 집적 회로 제조 방법으로서,상기 기판 위에 배치된 유전체층들 내에 상기 반도체 장치들을 전기적으로 접촉하기 위한 상호접속들을 형성하는 단계를 더 포함하는 집적 회로 제조 방법.
- 제8항에 있어서, 상기 게이트 구조에 고성능 커패시터를 형성하는 단계를 더 포함하며, 상기 게이트 구조 위에 형성된 상기 금속 실리사이드 영역은 상기 고성능 커패시터의 하부 전극으로서 사용되는 집적 회로 제조 방법.
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US10/901,756 US7422968B2 (en) | 2004-07-29 | 2004-07-29 | Method for manufacturing a semiconductor device having silicided regions |
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JP (1) | JP2008508723A (ko) |
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US7422968B2 (en) | 2008-09-09 |
WO2006014783A2 (en) | 2006-02-09 |
US20060024882A1 (en) | 2006-02-02 |
WO2006014783A3 (en) | 2006-09-21 |
CN100524631C (zh) | 2009-08-05 |
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