KR100685635B1 - 반도체 소자의 엠아이엠 캐패시터 형성방법 및 엠아이엠캐패시터 - Google Patents
반도체 소자의 엠아이엠 캐패시터 형성방법 및 엠아이엠캐패시터 Download PDFInfo
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- KR100685635B1 KR100685635B1 KR1020040048234A KR20040048234A KR100685635B1 KR 100685635 B1 KR100685635 B1 KR 100685635B1 KR 1020040048234 A KR1020040048234 A KR 1020040048234A KR 20040048234 A KR20040048234 A KR 20040048234A KR 100685635 B1 KR100685635 B1 KR 100685635B1
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- 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
- H01L21/02178—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 the material containing aluminium, e.g. Al2O3
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- 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
- H01L21/02181—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 the material containing hafnium, e.g. HfO2
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- 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
- H01L21/022—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 the layer being a laminate, i.e. composed of sublayers, e.g. stacks of alternating high-k metal oxides
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- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/02274—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
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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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/0228—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition deposition by cyclic CVD, e.g. ALD, ALE, pulsed CVD
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Abstract
Description
Claims (5)
- 반도체 기판 상부에 하부 전극을 형성하는 단계;상기 하부 전극 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 하부 Al2O3막을 형성하는 단계;상기 하부 Al2O3막 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 HfO2막을 형성하는 단계;상기 HfO2막 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 상부 Al2O3막을 형성하는 단계; 및상기 상부 Al2O3막 상부에 상부 전극을 형성하는 단계를 포함하는 반도체 소자의 MIM 캐패시터 형성방법.
- 반도체 기판 상부에 하부 전극을 형성하는 단계;상기 하부 전극 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 하부 Al2O3막을 형성하는 단계;상기 하부 Al2O3막 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 ZrO2막을 형성하는 단계;상기 ZrO2막 상부에 PEALD(Plasma Enhanced Atomic Layer Deposition) 방식으로 상부 Al2O3막을 형성하는 단계; 및상기 상부 Al2O3막 상부에 상부 전극을 형성하는 단계를 포함하는 반도체 소자의 MIM 캐패시터 형성방법.
- 제 1 항 또는 제 2항에 있어서,상기 하부전극 및 상기 상부전극은, Al, Cu, TiN, Ta, TaNx, TaC, W, WNx, TiW, WBN, WC, Ru, Pt들 중 어느 하나로 형성되거나, 이 들이 적어도 2개 이상 적층되어 형성되는 반도체 소자의 MIM 캐패시터 형성방법.
- 하부 전극;상기 하부 전극 상부에 하부 Al2O3막, HfO2막 및 상부 Al2O3막이 적층되어 형성된 유전막; 및상기 유전막 상부에 형성된 상부 전극을 포함하는 반도체 소자의 MIM 캐패시터.
- 삭제
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Cited By (1)
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US11990503B2 (en) | 2021-01-05 | 2024-05-21 | Samsung Electronics Co., Ltd. | Methods of fabricating capacitor and semiconductor device including the capacitor |
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KR100763123B1 (ko) | 2005-12-12 | 2007-10-04 | 주식회사 하이닉스반도체 | 플래시 메모리 소자의 유전체막 형성 방법 |
KR20090126712A (ko) | 2008-06-05 | 2009-12-09 | 주식회사 동부하이텍 | 반도체 소자의 캐패시터 제조 방법 |
US20180240861A1 (en) | 2017-02-23 | 2018-08-23 | International Business Machines Corporation | Multilayer dielectric for metal-insulator-metal capacitor (mimcap) capacitance and leakage improvement |
CN110491675B (zh) * | 2019-09-12 | 2021-07-23 | 东北师范大学 | 一种透明对电极及其制备方法与应用 |
Citations (2)
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KR20010005125A (ko) * | 1999-06-30 | 2001-01-15 | 김영환 | 유전체와 전극 사이에 산화장벽막을 갖는 캐패시터 형성 방법 |
KR20040038154A (ko) * | 2002-10-31 | 2004-05-08 | 주식회사 하이닉스반도체 | 반도체 소자의 mim 캐패시터 형성방법 |
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KR20010005125A (ko) * | 1999-06-30 | 2001-01-15 | 김영환 | 유전체와 전극 사이에 산화장벽막을 갖는 캐패시터 형성 방법 |
KR20040038154A (ko) * | 2002-10-31 | 2004-05-08 | 주식회사 하이닉스반도체 | 반도체 소자의 mim 캐패시터 형성방법 |
Cited By (1)
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US11990503B2 (en) | 2021-01-05 | 2024-05-21 | Samsung Electronics Co., Ltd. | Methods of fabricating capacitor and semiconductor device including the capacitor |
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