JPWO2022249914A1 - - Google Patents

Info

Publication number
JPWO2022249914A1
JPWO2022249914A1 JP2023523419A JP2023523419A JPWO2022249914A1 JP WO2022249914 A1 JPWO2022249914 A1 JP WO2022249914A1 JP 2023523419 A JP2023523419 A JP 2023523419A JP 2023523419 A JP2023523419 A JP 2023523419A JP WO2022249914 A1 JPWO2022249914 A1 JP WO2022249914A1
Authority
JP
Japan
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.)
Granted
Application number
JP2023523419A
Other languages
Japanese (ja)
Other versions
JP7772061B2 (ja
JPWO2022249914A5 (https=
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2022249914A1 publication Critical patent/JPWO2022249914A1/ja
Publication of JPWO2022249914A5 publication Critical patent/JPWO2022249914A5/ja
Application granted granted Critical
Publication of JP7772061B2 publication Critical patent/JP7772061B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/29Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
    • H10P14/2901Materials
    • H10P14/2902Materials being Group IVA materials
    • H10P14/2904Silicon carbide
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B25/00Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
    • C30B25/02Epitaxial-layer growth
    • C30B25/18Epitaxial-layer growth characterised by the substrate
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10Inorganic compounds or compositions
    • C30B29/36Carbides
    • 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
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/24Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials using chemical vapour deposition [CVD]
    • 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
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/29Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
    • H10P14/2926Crystal orientations
    • 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
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34Deposited materials, e.g. layers
    • H10P14/3402Deposited materials, e.g. layers characterised by the chemical composition
    • H10P14/3404Deposited materials, e.g. layers characterised by the chemical composition being Group IVA materials
    • H10P14/3408Silicon carbide
    • 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
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34Deposited materials, e.g. layers
    • H10P14/3438Doping during depositing
    • H10P14/3441Conductivity type
    • H10P14/3442N-type
    • 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
    • H10P36/00Gettering within semiconductor bodies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
JP2023523419A 2021-05-25 2022-05-16 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法 Active JP7772061B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021087625 2021-05-25
JP2021087625 2021-05-25
PCT/JP2022/020369 WO2022249914A1 (ja) 2021-05-25 2022-05-16 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法

Publications (3)

Publication Number Publication Date
JPWO2022249914A1 true JPWO2022249914A1 (https=) 2022-12-01
JPWO2022249914A5 JPWO2022249914A5 (https=) 2024-02-27
JP7772061B2 JP7772061B2 (ja) 2025-11-18

Family

ID=84230017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023523419A Active JP7772061B2 (ja) 2021-05-25 2022-05-16 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法

Country Status (3)

Country Link
US (1) US20240274434A1 (https=)
JP (1) JP7772061B2 (https=)
WO (1) WO2022249914A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4711492A1 (en) * 2024-09-12 2026-03-18 LPE S.p.A. Photon-assisted chemical etching of silicon carbide films from reaction chamber parts

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016185819A1 (ja) * 2015-05-18 2016-11-24 住友電気工業株式会社 炭化珪素エピタキシャル基板の製造方法、炭化珪素エピタキシャル基板、炭化珪素半導体装置の製造方法および炭化珪素半導体装置
JP6584253B2 (ja) * 2015-09-16 2019-10-02 ローム株式会社 SiCエピタキシャルウェハ、SiCエピタキシャルウェハの製造装置、SiCエピタキシャルウェハの製造方法、および半導体装置
JP6481582B2 (ja) * 2015-10-13 2019-03-13 住友電気工業株式会社 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法

Also Published As

Publication number Publication date
WO2022249914A1 (ja) 2022-12-01
JP7772061B2 (ja) 2025-11-18
US20240274434A1 (en) 2024-08-15

Similar Documents

Publication Publication Date Title
BR112023005462A2 (https=)
BR112023012656A2 (https=)
BR112021014123A2 (https=)
BR112023009656A2 (https=)
BR112022009896A2 (https=)
BR112021017747A2 (https=)
JPWO2023282001A1 (https=)
BR112022024743A2 (https=)
BR112022026905A2 (https=)
BR112023011738A2 (https=)
JPWO2022249914A1 (https=)
JPWO2022249915A1 (https=)
BR112023004146A2 (https=)
BR112023006729A2 (https=)
BR102021018859A2 (https=)
BR102021015500A2 (https=)
BR102021007058A2 (https=)
BR102020022030A2 (https=)
BR112023016292A2 (https=)
BR112023011539A2 (https=)
BR112023011610A2 (https=)
BR112023008976A2 (https=)
BR102021020147A2 (https=)
BR102021018926A2 (https=)
BR102021018167A2 (https=)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231114

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20241223

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: 20251007

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20251020

R150 Certificate of patent or registration of utility model

Ref document number: 7772061

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113