KR102189781B1 - 망간 및 망간 니트라이드들의 증착 방법들 - Google Patents
망간 및 망간 니트라이드들의 증착 방법들 Download PDFInfo
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- KR102189781B1 KR102189781B1 KR1020147031850A KR20147031850A KR102189781B1 KR 102189781 B1 KR102189781 B1 KR 102189781B1 KR 1020147031850 A KR1020147031850 A KR 1020147031850A KR 20147031850 A KR20147031850 A KR 20147031850A KR 102189781 B1 KR102189781 B1 KR 102189781B1
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Abstract
Description
도 1a 및 1b는 본 발명의 하나 이상의 구체예들에 따른 배리어 층 및 전도성 충전 물질의 증착 전 및 후의 유전층을 도시한 것이다.
도 2는 본 발명의 하나 이상의 구체예들에 따른 제 1 층, 제 2층, 및 전도성 충전 물질을 지니는 유전층을 도시한 것이다.
Claims (15)
- 기판을 제공하고;
기판을 제 1 전구체 및 반응물에 노출시킴
을 포함하는, 망간-함유 필름을 형성시키는 방법으로서,
상기 제 1 전구체가 망간-함유 필름을 증착시키는 망간-함유 유기금속 화합물을 포함하고, 상기 망간-함유 유기금속 화합물이 하기 화학식을 지니는 방법:
상기 식에서, A는 질소이며, 각각의 R은 수소, 메틸, 치환되거나 비치환된 알칸들, 분지되거나 비분지된 알칸들, 치환되거나 비치환된 알켄들, 분지되거나 비분지된 알켄들, 치환되거나 비치환된 알킨들, 분지되거나 비분지된 알킨들 또는 치환되거나 비치환된 방향족 물질들로부터 독립적으로 선택된다. - 그 위에 배치된 유전층을 포함하는 기판을 제공하고;
기판을 제 1 전구체 및 반응물에 노출시키고;
기저층에 전도를 가능하게 하는 개구부 위에 또한 있을 수 있는 망간-함유 필름 위에 전도성 물질을 증착시킴
을 포함하는, 마이크로전자 장치에서 연결재(interconnection)들을 형성시키는 방법으로서,
상기 유전층이 기저층에 전도를 가능하게 하는 개구부를 지니고,
상기 제 1 전구체가 유전층의 일부 또는 전부 상에 망간-함유 필름을 증착시키는 망간-함유 유기금속 화합물을 포함하고, 상기 망간-함유 유기금속 화합물이 하기 화학식을 지니는 방법:
상기 식에서, A는 질소이며, 각각의 R은 수소, 메틸, 치환되거나 비치환된 알칸들, 분지되거나 비분지된 알칸들, 치환되거나 비치환된 알켄들, 분지되거나 비분지된 알켄들, 치환되거나 비치환된 알킨들, 분지되거나 비분지된 알킨들 또는 치환되거나 비치환된 방향족 물질들로부터 독립적으로 선택된다. - 제 1항 또는 제 2항에 있어서, 각각의 R이 메틸인 방법.
- 제 1항 또는 제 2항에 있어서, 반응물이 암모니아 및 수소 중 하나 이상인 방법.
- 삭제
- 제 1항 또는 제 2항에 있어서, 망간 함유 필름이 Co, Mn, Ru, Ta, Al, Mg, Cr, Nb, Ti 및 V로부터 선택된 하나 이상의 도펀트들을 추가로 포함하는 방법.
- 제 6항에 있어서, 도펀트가 기판을 제 2 전구체 및 반응물에 노출시킴으로써 포함되고, 제 2 전구체가 도펀트 원소를 포함하는 화합물을 포함하는 방법.
- 제 1항 또는 제 2항에 있어서, 기판이 제 1 전구체 및 반응물에 실질적으로 동시에 노출되는 방법.
- 제 1항 또는 제 2항에 있어서, 기판이 제 1 전구체 및 반응물에 순차적으로 노출되는 방법.
- 제 1항 또는 제 2항에 있어서, 망간-함유 필름이 MnNx 필름이고, x가 0.1 내지 3의 범위인 방법.
- 제 10항에 있어서, MnNx 필름을 망간 실리케이트를 생성시키도록 처리함을 추가로 포함하는 방법.
- 제 1항 또는 제 2항에 있어서, 망간 실리케이트가 기판 상에 증착되는 방법.
- 제 1항 또는 제 2항에 있어서, 망간-함유 필름이 2nm 미만의 두께로 연속적인 방법.
- 제 1항 또는 제 2항에 있어서, 제 1 전구체와 상이한 제 2 전구체 및 임의로 반응물과 상이한 제 2 반응물에 기판을 노출시킴을 추가로 포함하는 방법.
- 제 2항에 있어서, 전도성 물질을 증착시키기 전에 망간-함유 필름을 플라즈마 처리에 노출시킴을 추가로 포함하는 방법.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261623972P | 2012-04-13 | 2012-04-13 | |
US61/623,972 | 2012-04-13 | ||
US13/860,618 | 2013-04-11 | ||
US13/860,618 US9048294B2 (en) | 2012-04-13 | 2013-04-11 | Methods for depositing manganese and manganese nitrides |
PCT/US2013/036407 WO2013155436A1 (en) | 2012-04-13 | 2013-04-12 | Methods for depositing manganese and manganese nitrides |
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KR20150000507A KR20150000507A (ko) | 2015-01-02 |
KR102189781B1 true KR102189781B1 (ko) | 2020-12-11 |
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KR1020147031850A Active KR102189781B1 (ko) | 2012-04-13 | 2013-04-12 | 망간 및 망간 니트라이드들의 증착 방법들 |
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US (1) | US9048294B2 (ko) |
EP (1) | EP2837022B1 (ko) |
KR (1) | KR102189781B1 (ko) |
CN (1) | CN104221132B (ko) |
TW (1) | TWI576459B (ko) |
WO (1) | WO2013155436A1 (ko) |
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TW201545895A (zh) * | 2014-01-08 | 2015-12-16 | Applied Materials Inc | 鈷錳氣相沉積 |
US9275952B2 (en) * | 2014-01-24 | 2016-03-01 | International Business Machines Corporation | Ultrathin superlattice of MnO/Mn/MnN and other metal oxide/metal/metal nitride liners and caps for copper low dielectric constant interconnects |
US9847289B2 (en) * | 2014-05-30 | 2017-12-19 | Applied Materials, Inc. | Protective via cap for improved interconnect performance |
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US9711456B2 (en) | 2015-12-19 | 2017-07-18 | International Business Machines Corporation | Composite manganese nitride/low-K dielectric cap |
US12051589B2 (en) | 2016-06-28 | 2024-07-30 | Lam Research Corporation | Tin oxide thin film spacers in semiconductor device manufacturing |
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