WO2002065537A3 - Formation of metal oxide gate dielectric - Google Patents
Formation of metal oxide gate dielectric Download PDFInfo
- Publication number
- WO2002065537A3 WO2002065537A3 PCT/US2002/003115 US0203115W WO02065537A3 WO 2002065537 A3 WO2002065537 A3 WO 2002065537A3 US 0203115 W US0203115 W US 0203115W WO 02065537 A3 WO02065537 A3 WO 02065537A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- metal oxide
- formation
- gate dielectric
- oxide gate
- inert gas
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract 3
- 229910044991 metal oxide Inorganic materials 0.000 title abstract 3
- 150000004706 metal oxides Chemical class 0.000 title abstract 3
- 239000011261 inert gas Substances 0.000 abstract 2
- 238000005566 electron beam evaporation Methods 0.000 abstract 1
- 238000010884 ion-beam technique Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
Classifications
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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
- H01L21/02269—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 thermal evaporation
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/081—Oxides of aluminium, magnesium or beryllium
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/083—Oxides of refractory metals or yttrium
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
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- H01L21/28158—Making the insulator
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- H01L21/28194—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation by deposition, e.g. evaporation, ALD, CVD, sputtering, laser deposition
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- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
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- H01L21/02159—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 silicon the material containing silicon and at least one metal element, e.g. metal silicate based insulators or metal silicon oxynitrides the material containing zirconium, e.g. ZrSiOx
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
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Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/779,959 | 2001-02-09 | ||
US09/779,959 US6495436B2 (en) | 2001-02-09 | 2001-02-09 | Formation of metal oxide gate dielectric |
Publications (2)
Publication Number | Publication Date |
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WO2002065537A2 WO2002065537A2 (en) | 2002-08-22 |
WO2002065537A3 true WO2002065537A3 (en) | 2003-05-01 |
Family
ID=25118118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/003115 WO2002065537A2 (en) | 2001-02-09 | 2002-01-31 | Formation of metal oxide gate dielectric |
Country Status (2)
Country | Link |
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US (2) | US6495436B2 (en) |
WO (1) | WO2002065537A2 (en) |
Families Citing this family (91)
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US7554829B2 (en) | 1999-07-30 | 2009-06-30 | Micron Technology, Inc. | Transmission lines for CMOS integrated circuits |
US6495436B2 (en) | 2001-02-09 | 2002-12-17 | Micron Technology, Inc. | Formation of metal oxide gate dielectric |
US6852167B2 (en) * | 2001-03-01 | 2005-02-08 | Micron Technology, Inc. | Methods, systems, and apparatus for uniform chemical-vapor depositions |
US6818493B2 (en) * | 2001-07-26 | 2004-11-16 | Motorola, Inc. | Selective metal oxide removal performed in a reaction chamber in the absence of RF activation |
US8026161B2 (en) * | 2001-08-30 | 2011-09-27 | Micron Technology, Inc. | Highly reliable amorphous high-K gate oxide ZrO2 |
US6844203B2 (en) | 2001-08-30 | 2005-01-18 | Micron Technology, Inc. | Gate oxides, and methods of forming |
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US6900122B2 (en) * | 2001-12-20 | 2005-05-31 | Micron Technology, Inc. | Low-temperature grown high-quality ultra-thin praseodymium gate dielectrics |
US6953730B2 (en) | 2001-12-20 | 2005-10-11 | Micron Technology, Inc. | Low-temperature grown high quality ultra-thin CoTiO3 gate dielectrics |
US6767795B2 (en) | 2002-01-17 | 2004-07-27 | Micron Technology, Inc. | Highly reliable amorphous high-k gate dielectric ZrOXNY |
US6893984B2 (en) * | 2002-02-20 | 2005-05-17 | Micron Technology Inc. | Evaporated LaA1O3 films for gate dielectrics |
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US6970370B2 (en) | 2002-06-21 | 2005-11-29 | Micron Technology, Inc. | Ferroelectric write once read only memory for archival storage |
US6804136B2 (en) | 2002-06-21 | 2004-10-12 | Micron Technology, Inc. | Write once read only memory employing charge trapping in insulators |
US7221586B2 (en) | 2002-07-08 | 2007-05-22 | Micron Technology, Inc. | Memory utilizing oxide nanolaminates |
US7221017B2 (en) | 2002-07-08 | 2007-05-22 | Micron Technology, Inc. | Memory utilizing oxide-conductor nanolaminates |
US6921702B2 (en) | 2002-07-30 | 2005-07-26 | Micron Technology Inc. | Atomic layer deposited nanolaminates of HfO2/ZrO2 films as gate dielectrics |
US6790791B2 (en) | 2002-08-15 | 2004-09-14 | Micron Technology, Inc. | Lanthanide doped TiOx dielectric films |
US6884739B2 (en) * | 2002-08-15 | 2005-04-26 | Micron Technology Inc. | Lanthanide doped TiOx dielectric films by plasma oxidation |
US20040036129A1 (en) | 2002-08-22 | 2004-02-26 | Micron Technology, Inc. | Atomic layer deposition of CMOS gates with variable work functions |
US6967154B2 (en) | 2002-08-26 | 2005-11-22 | Micron Technology, Inc. | Enhanced atomic layer deposition |
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Also Published As
Publication number | Publication date |
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WO2002065537A2 (en) | 2002-08-22 |
US20030003702A1 (en) | 2003-01-02 |
US20020111001A1 (en) | 2002-08-15 |
US6495436B2 (en) | 2002-12-17 |
US6608378B2 (en) | 2003-08-19 |
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