JP7678082B2 - ゲートオールアラウンドナノシート入出力デバイスのためのコンフォーマル酸化 - Google Patents
ゲートオールアラウンドナノシート入出力デバイスのためのコンフォーマル酸化 Download PDFInfo
- Publication number
- JP7678082B2 JP7678082B2 JP2023506032A JP2023506032A JP7678082B2 JP 7678082 B2 JP7678082 B2 JP 7678082B2 JP 2023506032 A JP2023506032 A JP 2023506032A JP 2023506032 A JP2023506032 A JP 2023506032A JP 7678082 B2 JP7678082 B2 JP 7678082B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- layers
- oxide
- oxide layer
- silicon
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/62—Fin field-effect transistors [FinFET]
- H10D30/6211—Fin field-effect transistors [FinFET] having fin-shaped semiconductor bodies integral with the bulk semiconductor substrates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0144—Manufacturing their gate insulating layers
-
- 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
- H01L21/02109—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
- H01L21/02123—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
- H01L21/02164—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 being a silicon oxide, e.g. SiO2
-
- 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
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/0223—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate
- H01L21/02233—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of the semiconductor substrate or a semiconductor layer
- H01L21/02236—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of the semiconductor substrate or a semiconductor layer group IV semiconductor
-
- 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
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/0223—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate
- H01L21/02233—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of the semiconductor substrate or a semiconductor layer
- H01L21/02236—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of the semiconductor substrate or a semiconductor layer group IV semiconductor
- H01L21/02238—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of the semiconductor substrate or a semiconductor layer group IV semiconductor silicon in uncombined form, i.e. pure silicon
-
- 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
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/02252—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by plasma treatment, e.g. plasma oxidation of the substrate
-
- 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
- H01L21/02296—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer
- H01L21/02299—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment
- H01L21/02301—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment in-situ cleaning
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/014—Manufacture or treatment of FETs having zero-dimensional [0D] or one-dimensional [1D] channels, e.g. quantum wire FETs, single-electron transistors [SET] or Coulomb blockade transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/43—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 1D charge carrier gas channels, e.g. quantum wire FETs or transistors having 1D quantum-confined channels
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
- H10D30/6735—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes having gates fully surrounding the channels, e.g. gate-all-around
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6757—Thin-film transistors [TFT] characterised by the structure of the channel, e.g. transverse or longitudinal shape or doping profile
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/117—Shapes of semiconductor bodies
- H10D62/118—Nanostructure semiconductor bodies
- H10D62/119—Nanowire, nanosheet or nanotube semiconductor bodies
- H10D62/121—Nanowire, nanosheet or nanotube semiconductor bodies oriented parallel to substrates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/40—Crystalline structures
- H10D62/402—Amorphous materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/81—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation
- H10D62/815—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation of structures having periodic or quasi-periodic potential variation, e.g. superlattices or multiple quantum wells [MQW]
- H10D62/8171—Doping structures, e.g. doping superlattices or nipi superlattices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/667—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of alloy material, compound material or organic material contacting the insulator, e.g. TiN workfunction layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes 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
- H10D64/681—Electrodes 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 having a compositional variation, e.g. multilayered
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes 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
- H10D64/691—Electrodes 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0128—Manufacturing their channels
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/013—Manufacturing their source or drain regions, e.g. silicided source or drain regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0135—Manufacturing their gate conductors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0158—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including FinFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/62—Fin field-effect transistors [FinFET]
- H10D30/6219—Fin field-effect transistors [FinFET] characterised by the source or drain electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/017—Manufacture or treatment using dummy gates in processes wherein at least parts of the final gates are self-aligned to the dummy gates, i.e. replacement gate processes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Thin Film Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Description
Claims (14)
- 半導体デバイスの形成方法であって、
複数の第1層と、リリース層である対応する複数の第2層とが複数の積層ペアに交互に配置された超格子構造の前記第2層の各々を除去して前記超格子構造に複数のボイドを形成するために、前記超格子構造を選択的にエッチングすることであって、複数のチャネルナノワイヤである前記複数の第1層が、ソース領域とドレイン領域の間に延びている、前記超格子構造を選択的にエッチングすることと、
前記複数の第1層を予洗浄し、自然酸化物及び/又は残留物を除去することと、
前記第1層のラジカルプラズマ酸化(RPO)により、前記複数の第1層上に酸化物層をコンフォーマルに形成することであって、前記ラジカルプラズマ酸化は、環境気圧下の水素(H2)ガス及び酸素(O2)ガスの雰囲気中で700℃から900℃までの範囲の温度で生じ、前記酸化物層は酸化物層厚を有し、前記第1層は第1層厚を有し、前記酸化物層厚と前記第1層厚との比率が3:1である、酸化膜をコンフォーマルに形成することとを含み、
前記方法が、真空を破壊せずに処理チャンバ内で行われる、方法。 - 前記超格子構造の第1端に隣接して前記ソース領域と、前記超格子構造の第2の反対側の端部に隣接して前記ドレイン領域を形成することをさらに含む、請求項1に記載の方法。
- 基板の上面に前記超格子構造を形成することを更に含む、請求項1に記載の方法。
- 半導体デバイスは、水平ゲートオールアラウンドデバイスを含む、請求項1に記載の方法。
- 前記第2層がシリコンゲルマニウム(SiGe)を含み、前記第1層がシリコン(Si)を含む、請求項1に記載の方法。
- 前記超格子構造を選択的にエッチングすることは、前記シリコンゲルマニウム(SiGe)の第2層をエッチングし、前記シリコン(Si)の第1層を残すことを含む、請求項5に記載の方法。
- 前記酸化物層が酸化ケイ素(SiOx)を含む、請求項5に記載の方法。
- 前記第1層及び前記第2層の厚さはそれぞれ、3nm~20nmである、請求項1に記載の方法。
- 前記酸化物層上に高誘電率誘電体層を形成することと、
前記高誘電率誘電体層上に導電層を形成することと、
をさらに含む、請求項1に記載の方法。 - 前記高誘電率誘電体層がハフニウム酸化物を含み、前記導電層が窒化チタン(TiN)、タングステン(W)、コバルト(Co)、及びアルミニウム(Al)のうちの1つ又は複数を含む、請求項9に記載の方法。
- 前記方法は、真空を破壊せずに、処理チャンバ内で実行される、請求項1に記載の方法。
- 水平ゲートオールアラウンドデバイスであって、
ソース領域とドレイン領域との間の複数の水平半導体材料層を取り囲む酸化物層を含み、前記酸化物層が酸化物層厚を有し、前記水平半導体材料層が水平半導体材料層厚を有し、前記酸化物層厚と前記水平半導体材料層厚の比率は3:1である、水平ゲートオールアラウンドデバイス。 - 複数の前記水平半導体材料層は、シリコン(Si)を含み、前記酸化物層は、酸化ケイ素(SiOx)を含む、請求項12に記載のデバイス。
- 記憶された命令を有する非一時的なコンピュータ可読媒体であって、前記命令は、実行されると、半導体デバイスを形成する方法を引き起こし、前記方法は、請求項1に記載の方法を含む、非一時的なコンピュータ可読媒体。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063060087P | 2020-08-02 | 2020-08-02 | |
| US63/060,087 | 2020-08-02 | ||
| US17/386,711 | 2021-07-28 | ||
| US17/386,711 US12243941B2 (en) | 2020-08-02 | 2021-07-28 | Conformal oxidation for gate all around nanosheet I/O device |
| PCT/US2021/043820 WO2022031527A1 (en) | 2020-08-02 | 2021-07-30 | Conformal oxidation for gate all around nanosheet i/o device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023536856A JP2023536856A (ja) | 2023-08-30 |
| JP7678082B2 true JP7678082B2 (ja) | 2025-05-15 |
Family
ID=80004567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023506032A Active JP7678082B2 (ja) | 2020-08-02 | 2021-07-30 | ゲートオールアラウンドナノシート入出力デバイスのためのコンフォーマル酸化 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12243941B2 (ja) |
| JP (1) | JP7678082B2 (ja) |
| KR (2) | KR102865228B1 (ja) |
| CN (1) | CN116250075A (ja) |
| WO (1) | WO2022031527A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12230691B2 (en) * | 2022-05-13 | 2025-02-18 | Applied Materials, Inc. | Three dimensional device formation using early removal of sacrificial heterostructure layer |
| TW202420465A (zh) * | 2022-07-26 | 2024-05-16 | 美商應用材料股份有限公司 | 用於形成半導體設備的處理方法和集群工具 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998033362A1 (en) | 1997-01-29 | 1998-07-30 | Tadahiro Ohmi | Plasma device |
| JP2006270107A (ja) | 2005-03-24 | 2006-10-05 | Samsung Electronics Co Ltd | ラウンド状のナノワイヤートランジスタチャンネルを備える半導体素子及びその製造方法 |
| JP2006310736A (ja) | 2005-03-30 | 2006-11-09 | Tokyo Electron Ltd | ゲート絶縁膜の製造方法および半導体装置の製造方法 |
| WO2006129643A1 (ja) | 2005-05-31 | 2006-12-07 | Tokyo Electron Limited | プラズマ処理装置およびプラズマ処理方法 |
| US20200091149A1 (en) | 2018-09-17 | 2020-03-19 | International Business Machines Corporation | Reduction of multi-threshold voltage patterning damage in nanosheet device structure |
| US20200152493A1 (en) | 2018-11-13 | 2020-05-14 | Applied Materials, Inc. | Integrated semiconductor processing |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6583014B1 (en) | 2002-09-18 | 2003-06-24 | Taiwan Semiconductor Manufacturing Company | Horizontal surrounding gate MOSFETS |
| KR100630764B1 (ko) | 2005-08-30 | 2006-10-04 | 삼성전자주식회사 | 게이트 올어라운드 반도체소자 및 그 제조방법 |
| WO2009114617A1 (en) | 2008-03-14 | 2009-09-17 | Applied Materials, Inc. | Methods for oxidation of a semiconductor device |
| CN104137228A (zh) | 2011-12-23 | 2014-11-05 | 英特尔公司 | 具有环绕式接触部的纳米线结构 |
| WO2013112702A1 (en) | 2012-01-26 | 2013-08-01 | Applied Materials, Inc. | Devices including metal-silicon contacts using indium arsenide films and apparatus and methods |
| US8889497B2 (en) * | 2012-12-28 | 2014-11-18 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor devices and methods of manufacture thereof |
| US9673277B2 (en) * | 2014-10-20 | 2017-06-06 | Applied Materials, Inc. | Methods and apparatus for forming horizontal gate all around device structures |
| US9455317B1 (en) | 2015-06-24 | 2016-09-27 | International Business Machines Corporation | Nanowire semiconductor device including lateral-etch barrier region |
| US9613871B2 (en) | 2015-07-16 | 2017-04-04 | Samsung Electronics Co., Ltd. | Semiconductor device and fabricating method thereof |
| US9711533B2 (en) | 2015-10-16 | 2017-07-18 | Taiwan Semiconductor Manufacturing Company, Ltd. | FinFET devices having different source/drain proximities for input/output devices and non-input/output devices and the method of fabrication thereof |
| US10600638B2 (en) | 2016-10-24 | 2020-03-24 | International Business Machines Corporation | Nanosheet transistors with sharp junctions |
| US10914703B2 (en) | 2016-12-02 | 2021-02-09 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Computer implemented method for determining intrinsic parameter in a stacked nanowires MOSFET |
| US10068794B2 (en) | 2017-01-31 | 2018-09-04 | Advanced Micro Devices, Inc. | Gate all around device architecture with hybrid wafer bond technique |
| US10211307B2 (en) | 2017-07-18 | 2019-02-19 | Taiwan Semiconductor Manufacturing Co., Ltd. | Methods of manufacturing inner spacers in a gate-all-around (GAA) FET through multi-layer spacer replacement |
| US10790183B2 (en) * | 2018-06-05 | 2020-09-29 | Applied Materials, Inc. | Selective oxidation for 3D device isolation |
| US10741660B2 (en) * | 2018-06-12 | 2020-08-11 | International Business Machines Corporation | Nanosheet single gate (SG) and extra gate (EG) field effect transistor (FET) co-integration |
| US10847424B2 (en) * | 2018-06-22 | 2020-11-24 | Tokyo Electron Limited | Method for forming a nanowire device |
| US10332881B1 (en) | 2018-08-17 | 2019-06-25 | Qualcomm Incorporated | Integrating a gate-all-around (GAA) field-effect transistor(s) (FET(S)) and a finFET(s) on a common substrate of a semiconductor die |
| US11335604B2 (en) | 2018-10-31 | 2022-05-17 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of manufacturing a semiconductor device and a semiconductor device |
| US11101359B2 (en) | 2018-11-28 | 2021-08-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Gate-all-around (GAA) method and devices |
| US11201060B2 (en) * | 2019-04-17 | 2021-12-14 | Taiwan Semiconductor Manufacturing Co., Ltd. | Structure and formation method of semiconductor device with metal gate stack |
-
2021
- 2021-07-28 US US17/386,711 patent/US12243941B2/en active Active
- 2021-07-29 KR KR1020210099924A patent/KR102865228B1/ko active Active
- 2021-07-30 WO PCT/US2021/043820 patent/WO2022031527A1/en not_active Ceased
- 2021-07-30 JP JP2023506032A patent/JP7678082B2/ja active Active
- 2021-07-30 CN CN202180061102.2A patent/CN116250075A/zh active Pending
-
2025
- 2025-09-22 KR KR1020250136014A patent/KR20250141682A/ko active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998033362A1 (en) | 1997-01-29 | 1998-07-30 | Tadahiro Ohmi | Plasma device |
| JP2006270107A (ja) | 2005-03-24 | 2006-10-05 | Samsung Electronics Co Ltd | ラウンド状のナノワイヤートランジスタチャンネルを備える半導体素子及びその製造方法 |
| JP2006310736A (ja) | 2005-03-30 | 2006-11-09 | Tokyo Electron Ltd | ゲート絶縁膜の製造方法および半導体装置の製造方法 |
| WO2006129643A1 (ja) | 2005-05-31 | 2006-12-07 | Tokyo Electron Limited | プラズマ処理装置およびプラズマ処理方法 |
| US20200091149A1 (en) | 2018-09-17 | 2020-03-19 | International Business Machines Corporation | Reduction of multi-threshold voltage patterning damage in nanosheet device structure |
| US20200152493A1 (en) | 2018-11-13 | 2020-05-14 | Applied Materials, Inc. | Integrated semiconductor processing |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20250141682A (ko) | 2025-09-29 |
| US20220037529A1 (en) | 2022-02-03 |
| KR102865228B1 (ko) | 2025-09-26 |
| JP2023536856A (ja) | 2023-08-30 |
| KR20220016788A (ko) | 2022-02-10 |
| US12243941B2 (en) | 2025-03-04 |
| WO2022031527A1 (en) | 2022-02-10 |
| CN116250075A (zh) | 2023-06-09 |
| TW202230452A (zh) | 2022-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7559202B2 (ja) | ゲートオールアラウンドトランジスタのための選択的シリコンエッチング | |
| US20250203942A1 (en) | Formation Of Gate All Around Device | |
| KR20250141682A (ko) | 게이트 올 어라운드 나노시트 i/o 디바이스에 대한 등각 산화 | |
| US20230040606A1 (en) | Template for nanosheet source drain formation with bottom dielectric | |
| TWI894310B (zh) | 用於環繞式閘極奈米片輸出入裝置之共形氧化 | |
| US20250261423A1 (en) | Formation of gate all around device | |
| US20240321584A1 (en) | Selective oxidation processes for gate-all-around transistors | |
| US20230067331A1 (en) | Source drain formation in gate all around transistor | |
| TW202535175A (zh) | 環繞式閘極元件及其形成方法 | |
| KR20250131805A (ko) | 게이트-올-어라운드 디바이스를 위한 내부 스페이서 라이너 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230324 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20240411 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240528 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240827 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20241126 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20250217 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20250401 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20250501 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7678082 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |