KR100609542B1 - 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의게이트 전극 제조 방법 - Google Patents
알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의게이트 전극 제조 방법 Download PDFInfo
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- KR100609542B1 KR100609542B1 KR1020040041806A KR20040041806A KR100609542B1 KR 100609542 B1 KR100609542 B1 KR 100609542B1 KR 1020040041806 A KR1020040041806 A KR 1020040041806A KR 20040041806 A KR20040041806 A KR 20040041806A KR 100609542 B1 KR100609542 B1 KR 100609542B1
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Abstract
Description
Claims (11)
- (a) 상기 반도체 기판 표면을 질화시키고 알루미늄 질화막(AlN)으로 게이트 절연막을 형성하는 단계;(b) 상기 게이트 절연막 상에 게이트 도전층 및 하드 마스크층을 형성하는 단계; 및(c) 게이트 마스크를 이용하여 상기 하드 마스크층, 게이트 도전층 및 게이트 절연막을 식각하여 게이트 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 1 항에 있어서,상기 (a) 단계를 수행하기 전에 HF를 사용한 건식 또는 습식 세정 공정을 수행하는 단계를 더 포함하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 삭제
- 제 1 항에 있어서,상기 (a) 단계의 질화 공정은 NH3, N2O, NO 및 이들의 조합 중 선택된 어느 하나의 분위기에서 수행되는 열처리 공정을 포함하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 4 항에 있어서,상기 열처리 공정은 400 내지 800℃의 온도에서 0.05 내지 760 Torr의 압력으로 3 내지 180분 동안 플라즈마를 사용하여 수행하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 1 항에 있어서,상기 알루미늄 질화막 형성 공정은 NH3, NH3+Ar 및 NH3+N2 중 선택된 어느 하나를 사용하여 400 내지 800℃의 온도에서 0.01 내지 760 Torr의 압력으로 알루미늄 박막을 질화시키는 공정과 Al을 포함하는 소스와 NH3 및 N2의 질화가스를 사용하여 300 내지 800℃의 온도에서 0.05 내지 50 Torr의 압력으로 ALD(Atomic Layer Deposition)방법으로 형성하는 공정 및 이들의 조합 중 선택된 어느 하나인 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 1 항에 있어서,상기 알루미늄 질화막은 30 내지 300Å의 두께로 형성하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 제조 방법.
- 제 1 항에 있어서,상기 (a) 단계를 수행하기 전에 인시투(IN-SITU)공정으로 HF를 사용한 건식 또는 습식 세정 공정 및 반도체 기판 표면을 질화시키는 단계를 더 포함하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 제조 방법.
- 제 1 항에 있어서,상기 (a)단계 후에 고온 열처리 공정을 수행하는 단계를 더 포함하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 9 항에 있어서,상기 고온 열처리 공정은 500 내지 900℃의 온도와 0.01 내지 760Torr의 압력으로 10초 내지 7200초 동안 급속 열처리 하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
- 제 9 항에 있어서,상기 고온 열처리 공정은 300 내지 700℃의 온도에서 10초 내지 3600초 동안 플라즈마 처리 하는 것을 특징으로 하는 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의 게이트 전극 제조 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040041806A KR100609542B1 (ko) | 2004-06-08 | 2004-06-08 | 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의게이트 전극 제조 방법 |
| US10/998,968 US20050272210A1 (en) | 2004-06-08 | 2004-11-30 | Method for manufacturing gate electrode of semiconductor device using aluminium nitride film |
| TW093137685A TW200540991A (en) | 2004-06-08 | 2004-12-07 | Method for manufacturing gate electrode of semiconductor device using aluminium nitride film |
| CNA2004100817841A CN1707755A (zh) | 2004-06-08 | 2004-12-31 | 使用氮化铝膜制造半导体器件的栅极的方法 |
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020040041806A KR100609542B1 (ko) | 2004-06-08 | 2004-06-08 | 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의게이트 전극 제조 방법 |
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| Publication Number | Publication Date |
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| KR20050116667A KR20050116667A (ko) | 2005-12-13 |
| KR100609542B1 true KR100609542B1 (ko) | 2006-08-08 |
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| KR1020040041806A Expired - Fee Related KR100609542B1 (ko) | 2004-06-08 | 2004-06-08 | 알루미늄 질화막을 게이트 절연막으로 하는 반도체 소자의게이트 전극 제조 방법 |
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| Country | Link |
|---|---|
| US (1) | US20050272210A1 (ko) |
| KR (1) | KR100609542B1 (ko) |
| CN (1) | CN1707755A (ko) |
| TW (1) | TW200540991A (ko) |
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| US12426245B2 (en) | 2022-03-11 | 2025-09-23 | Samsung Electronics Co., Ltd. | Semiconductor device |
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| KR100788361B1 (ko) * | 2006-12-12 | 2008-01-02 | 동부일렉트로닉스 주식회사 | 모스펫 소자의 형성 방법 |
| JP6390472B2 (ja) * | 2015-03-09 | 2018-09-19 | 東京エレクトロン株式会社 | 成膜方法、成膜装置及び記憶媒体 |
| CN104800639A (zh) * | 2015-04-29 | 2015-07-29 | 任荣源 | 一种治疗干眼症的药剂 |
| US20230268419A1 (en) * | 2022-02-23 | 2023-08-24 | Haitao Liu | Devices having a transistor with a modified channel region |
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| US5915164A (en) * | 1995-12-28 | 1999-06-22 | U.S. Philips Corporation | Methods of making high voltage GaN-A1N based semiconductor devices |
| KR100571071B1 (ko) * | 1996-12-04 | 2006-06-21 | 소니 가부시끼 가이샤 | 전계효과트랜지스터및그제조방법 |
| US6200866B1 (en) * | 1998-02-23 | 2001-03-13 | Sharp Laboratories Of America, Inc. | Use of silicon germanium and other alloys as the replacement gate for the fabrication of MOSFET |
| US6495409B1 (en) * | 1999-01-26 | 2002-12-17 | Agere Systems Inc. | MOS transistor having aluminum nitride gate structure and method of manufacturing same |
| US20040224459A1 (en) * | 1999-07-07 | 2004-11-11 | Matsushita Electric Industrial Co., Ltd. | Layered structure, method for manufacturing the same, and semiconductor element |
| KR100376264B1 (ko) * | 1999-12-24 | 2003-03-17 | 주식회사 하이닉스반도체 | 게이트 유전체막이 적용되는 반도체 소자의 제조 방법 |
| US6376350B1 (en) * | 2001-02-23 | 2002-04-23 | Advanced Micro Devices, Inc. | Method of forming low resistance gate electrode |
| DE10120877A1 (de) * | 2001-04-27 | 2002-10-31 | Philips Corp Intellectual Pty | Anordnung mit einem Halbleiterbauelement |
| JP4492783B2 (ja) * | 2001-09-12 | 2010-06-30 | 日本電気株式会社 | 半導体装置及びその製造方法 |
| JP4387096B2 (ja) * | 2002-11-26 | 2009-12-16 | Okiセミコンダクタ株式会社 | 半導体集積回路の製造方法 |
| US6864109B2 (en) * | 2003-07-23 | 2005-03-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method and system for determining a component concentration of an integrated circuit feature |
| US20050124121A1 (en) * | 2003-12-09 | 2005-06-09 | Rotondaro Antonio L. | Anneal of high-k dielectric using NH3 and an oxidizer |
| US20050136580A1 (en) * | 2003-12-22 | 2005-06-23 | Luigi Colombo | Hydrogen free formation of gate electrodes |
-
2004
- 2004-06-08 KR KR1020040041806A patent/KR100609542B1/ko not_active Expired - Fee Related
- 2004-11-30 US US10/998,968 patent/US20050272210A1/en not_active Abandoned
- 2004-12-07 TW TW093137685A patent/TW200540991A/zh unknown
- 2004-12-31 CN CNA2004100817841A patent/CN1707755A/zh active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12426245B2 (en) | 2022-03-11 | 2025-09-23 | Samsung Electronics Co., Ltd. | Semiconductor device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050116667A (ko) | 2005-12-13 |
| US20050272210A1 (en) | 2005-12-08 |
| TW200540991A (en) | 2005-12-16 |
| CN1707755A (zh) | 2005-12-14 |
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