DE112020002781T5 - Substöchiometrische metalloxid-dünnschichten - Google Patents

Substöchiometrische metalloxid-dünnschichten Download PDF

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Publication number
DE112020002781T5
DE112020002781T5 DE112020002781.3T DE112020002781T DE112020002781T5 DE 112020002781 T5 DE112020002781 T5 DE 112020002781T5 DE 112020002781 T DE112020002781 T DE 112020002781T DE 112020002781 T5 DE112020002781 T5 DE 112020002781T5
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Germany
Prior art keywords
metal
pulse
precursor
ald
ligand
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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DE112020002781.3T
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German (de)
English (en)
Inventor
John Rozen
Martin Michael Frank
Yohei Ogawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ulvac Inc
International Business Machines Corp
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Ulvac Inc
International Business Machines Corp
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Publication of DE112020002781T5 publication Critical patent/DE112020002781T5/de
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    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C16/00Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/455Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
    • C23C16/45523Pulsed gas flow or change of composition over time
    • C23C16/45525Atomic layer deposition [ALD]
    • C23C16/45527Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6326Deposition processes
    • H10P14/6328Deposition from the gas or vapour phase
    • H10P14/6334Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
    • H10P14/6339Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition deposition by cyclic CVD, e.g. ALD, ALE or pulsed CVD
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C16/00Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/30Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
    • C23C16/40Oxides
    • C23C16/405Oxides of refractory metals or yttrium
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10BELECTRONIC MEMORY DEVICES
    • H10B63/00Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
    • H10B63/80Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays
    • H10B63/84Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays arranged in a direction perpendicular to the substrate, e.g. 3D cell arrays
    • H10B63/845Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays arranged in a direction perpendicular to the substrate, e.g. 3D cell arrays the switching components being connected to a common vertical conductor
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/01Manufacture or treatment
    • H10D64/031Manufacture or treatment of data-storage electrodes
    • H10D64/035Manufacture or treatment of data-storage electrodes comprising conductor-insulator-conductor-insulator-semiconductor structures
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N70/00Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
    • H10N70/011Manufacture or treatment of multistable switching devices
    • H10N70/021Formation of switching materials, e.g. deposition of layers
    • H10N70/023Formation of switching materials, e.g. deposition of layers by chemical vapor deposition, e.g. MOCVD, ALD
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N70/00Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
    • H10N70/011Manufacture or treatment of multistable switching devices
    • H10N70/021Formation of switching materials, e.g. deposition of layers
    • H10N70/028Formation of switching materials, e.g. deposition of layers by conversion of electrode material, e.g. oxidation
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N70/00Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
    • H10N70/20Multistable switching devices, e.g. memristors
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N70/00Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
    • H10N70/801Constructional details of multistable switching devices
    • H10N70/821Device geometry
    • H10N70/823Device geometry adapted for essentially horizontal current flow, e.g. bridge type devices
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6302Non-deposition formation processes
    • H10P14/6304Formation by oxidation, e.g. oxidation of the substrate
    • H10P14/6314Formation by oxidation, e.g. oxidation of the substrate of a metallic layer
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6302Non-deposition formation processes
    • H10P14/6322Formation by thermal treatments
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/69Inorganic materials
    • H10P14/692Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
    • H10P14/6938Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
    • H10P14/6939Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
    • H10P14/69392Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal the material containing hafnium, e.g. HfO2
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/69Inorganic materials
    • H10P14/692Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
    • H10P14/6938Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
    • H10P14/6939Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
    • H10P14/69393Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal the material containing tantalum, e.g. Ta2O5
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/60Electrodes characterised by their materials
    • H10D64/66Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
    • H10D64/68Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
    • H10D64/691Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator comprising metallic compounds, e.g. metal oxides or metal silicates 
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N70/00Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
    • H10N70/801Constructional details of multistable switching devices
    • H10N70/881Switching materials
    • H10N70/883Oxides or nitrides
    • H10N70/8833Binary metal oxides, e.g. TaOx

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Vapour Deposition (AREA)
  • Formation Of Insulating Films (AREA)
  • Semiconductor Memories (AREA)
  • Non-Volatile Memory (AREA)
DE112020002781.3T 2019-07-19 2020-07-10 Substöchiometrische metalloxid-dünnschichten Pending DE112020002781T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/516,423 2019-07-19
US16/516,423 US11081343B2 (en) 2019-07-19 2019-07-19 Sub-stoichiometric metal-oxide thin films
PCT/IB2020/056508 WO2021014266A1 (en) 2019-07-19 2020-07-10 Sub-stoichiometric metal-oxide thin films

Publications (1)

Publication Number Publication Date
DE112020002781T5 true DE112020002781T5 (de) 2022-02-24

Family

ID=74192542

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020002781.3T Pending DE112020002781T5 (de) 2019-07-19 2020-07-10 Substöchiometrische metalloxid-dünnschichten

Country Status (6)

Country Link
US (2) US11081343B2 (https=)
JP (1) JP7493580B2 (https=)
CN (1) CN114072537A (https=)
DE (1) DE112020002781T5 (https=)
GB (1) GB2599336B (https=)
WO (1) WO2021014266A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11462398B2 (en) * 2019-07-17 2022-10-04 International Business Machines Corporation Ligand selection for ternary oxide thin films
JP7451539B2 (ja) * 2019-08-30 2024-03-18 住友電気工業株式会社 熱電変換素子
US11362274B2 (en) * 2020-01-10 2022-06-14 International Business Machines Corporation Laterally switching cell having sub-stoichiometric metal oxide active layer
KR102872611B1 (ko) 2021-09-01 2025-10-17 에스케이하이닉스 주식회사 강유전층 및 금속 입자가 내장된 금속-유기물 구조체층을 포함하는 반도체 장치
KR20230043634A (ko) * 2021-09-24 2023-03-31 에스케이하이닉스 주식회사 강유전층 및 금속 입자가 내장된 절연층을 포함하는 반도체 장치
CN117265510B (zh) * 2023-11-24 2024-02-27 上海星原驰半导体有限公司 原子层沉积方法以及原子层沉积系统

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US7030042B2 (en) 2002-08-28 2006-04-18 Micron Technology, Inc. Systems and methods for forming tantalum oxide layers and tantalum precursor compounds
US20040168627A1 (en) 2003-02-27 2004-09-02 Sharp Laboratories Of America, Inc. Atomic layer deposition of oxide film
US20050070126A1 (en) * 2003-04-21 2005-03-31 Yoshihide Senzaki System and method for forming multi-component dielectric films
US8728285B2 (en) 2003-05-23 2014-05-20 Demaray, Llc Transparent conductive oxides
FR2857030B1 (fr) 2003-07-01 2006-10-27 Saint Gobain Procede de depot d'oxyde de titane par source plasma
US20050153571A1 (en) 2003-11-17 2005-07-14 Yoshihide Senzaki Nitridation of high-k dielectric films
US7560395B2 (en) 2005-01-05 2009-07-14 Micron Technology, Inc. Atomic layer deposited hafnium tantalum oxide dielectrics
US8993055B2 (en) * 2005-10-27 2015-03-31 Asm International N.V. Enhanced thin film deposition
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JP5107541B2 (ja) 2006-08-22 2012-12-26 ルネサスエレクトロニクス株式会社 絶縁膜形成方法および半導体装置の製造方法
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JP2019016778A (ja) 2017-07-07 2019-01-31 東京エレクトロン株式会社 半導体装置の製造方法及び金属酸化物膜の形成方法

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Publication number Publication date
WO2021014266A1 (en) 2021-01-28
JP7493580B2 (ja) 2024-05-31
US20210020427A1 (en) 2021-01-21
GB202201308D0 (en) 2022-03-16
US11081343B2 (en) 2021-08-03
US11646199B2 (en) 2023-05-09
JP2022541886A (ja) 2022-09-28
CN114072537A (zh) 2022-02-18
GB2599336B (en) 2022-12-07
US20210272796A1 (en) 2021-09-02
GB2599336A (en) 2022-03-30

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