JP2019108233A - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP2019108233A JP2019108233A JP2017240731A JP2017240731A JP2019108233A JP 2019108233 A JP2019108233 A JP 2019108233A JP 2017240731 A JP2017240731 A JP 2017240731A JP 2017240731 A JP2017240731 A JP 2017240731A JP 2019108233 A JP2019108233 A JP 2019108233A
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- silicon substrate
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 43
- 239000010703 silicon Substances 0.000 claims abstract description 43
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 38
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000005468 ion implantation Methods 0.000 claims description 25
- 239000001301 oxygen Substances 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 19
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 16
- 150000002500 ions Chemical class 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 239000007943 implant Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 abstract description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 8
- -1 oxygen ion Chemical class 0.000 description 7
- 238000005530 etching Methods 0.000 description 5
- 239000010408 film Substances 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02529—Silicon carbide
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
- H01L21/26533—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors of electrically inactive species in silicon to make buried 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
- H01L29/1608—Silicon carbide
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- High Energy & Nuclear Physics (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Recrystallisation Techniques (AREA)
- Electrodes Of Semiconductors (AREA)
- Element Separation (AREA)
Abstract
Description
図1は、実施形態の半導体装置100の製造方法の模式断面図である。図2は、実施形態の半導体装置の製造方法のフローチャートである。
4 表面
6 裏面
8 シリコン基板残部
10 酸素イオン注入領域
12 炭素イオン注入領域
20 酸化シリコン層
22 炭化シリコン層
100 半導体装置
Claims (5)
- シリコン基板の所定領域に炭素をイオン注入し、
前記炭素がイオン注入された前記シリコン基板を熱処理して前記シリコン基板に炭化シリコン層を形成し、
前記シリコン基板の少なくとも一部を除去し、前記炭化シリコン層を露出させる、
半導体装置の製造方法。 - シリコン基板の所定領域に第1のプロジェクテッドレンジで酸素をイオン注入し、
前記所定領域に、前記第1のプロジェクテッドレンジよりも浅い第2のプロジェクテッドレンジで炭素をイオン注入し、
前記酸素がイオン注入された前記シリコン基板に第1の熱処理をして前記シリコン基板中に酸化シリコン層を形成し、
前記炭素がイオン注入された前記シリコン基板に第2の熱処理をして前記シリコン基板に炭化シリコン層を形成し、
前記シリコン基板の少なくとも一部を除去し、前記酸化シリコン層を露出させた後に、前記酸化シリコン層を除去して前記炭化シリコン層を露出させる、
半導体装置の製造方法。 - 前記酸素をイオン注入した後、前記炭素をイオン注入する、請求項2記載の半導体装置の製造方法。
- 前記第1の熱処理と前記第2の熱処理は同時に行われる、
請求項2又は請求項3記載の半導体装置の製造方法。 - 前記炭素のイオン注入のドーズ量は1×1022cm−2以上である、
請求項1ないし請求項4いずれか一項記載の半導体装置の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017240731A JP6980511B2 (ja) | 2017-12-15 | 2017-12-15 | 半導体装置の製造方法 |
US16/216,151 US20190189450A1 (en) | 2017-12-15 | 2018-12-11 | Method of manufacturing semiconductor device |
US17/539,579 US20220093401A1 (en) | 2017-12-15 | 2021-12-01 | Manufacturing method of silicon carbide device and silicon carbide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017240731A JP6980511B2 (ja) | 2017-12-15 | 2017-12-15 | 半導体装置の製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2019108233A true JP2019108233A (ja) | 2019-07-04 |
JP2019108233A5 JP2019108233A5 (ja) | 2020-12-17 |
JP6980511B2 JP6980511B2 (ja) | 2021-12-15 |
Family
ID=66816288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017240731A Active JP6980511B2 (ja) | 2017-12-15 | 2017-12-15 | 半導体装置の製造方法 |
Country Status (2)
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US (2) | US20190189450A1 (ja) |
JP (1) | JP6980511B2 (ja) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003506841A (ja) * | 1999-06-24 | 2003-02-18 | アイビス・テクノロジー・インコーポレーテツド | シリコンウェーハに酸素イオンを注入する方法及び装置 |
JP2006327931A (ja) * | 2005-05-25 | 2006-12-07 | Siltronic Ag | 半導体層構造並びに半導体層構造の製造方法 |
JP2009149481A (ja) * | 2007-12-21 | 2009-07-09 | Siltronic Ag | 半導体基板の製造方法 |
US20100006858A1 (en) * | 2007-05-31 | 2010-01-14 | Chien-Min Sung | Semiconductor-on-diamond devices and associated methods |
US20100032717A1 (en) * | 2007-04-12 | 2010-02-11 | Tomas Palacios | Devices based on si/nitride structures |
JP2010062219A (ja) * | 2008-08-04 | 2010-03-18 | Siltronic Ag | 炭化シリコンの製造方法 |
US20110064370A1 (en) * | 2009-09-14 | 2011-03-17 | The Aerospace Corporation | Systems and methods for preparing films using sequential ion implantation, and films formed using same |
JP2017150064A (ja) * | 2016-02-19 | 2017-08-31 | エア・ウォーター株式会社 | 化合物半導体基板、ペリクル膜、および化合物半導体基板の製造方法 |
-
2017
- 2017-12-15 JP JP2017240731A patent/JP6980511B2/ja active Active
-
2018
- 2018-12-11 US US16/216,151 patent/US20190189450A1/en not_active Abandoned
-
2021
- 2021-12-01 US US17/539,579 patent/US20220093401A1/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003506841A (ja) * | 1999-06-24 | 2003-02-18 | アイビス・テクノロジー・インコーポレーテツド | シリコンウェーハに酸素イオンを注入する方法及び装置 |
JP2006327931A (ja) * | 2005-05-25 | 2006-12-07 | Siltronic Ag | 半導体層構造並びに半導体層構造の製造方法 |
US20100032717A1 (en) * | 2007-04-12 | 2010-02-11 | Tomas Palacios | Devices based on si/nitride structures |
US20100006858A1 (en) * | 2007-05-31 | 2010-01-14 | Chien-Min Sung | Semiconductor-on-diamond devices and associated methods |
JP2009149481A (ja) * | 2007-12-21 | 2009-07-09 | Siltronic Ag | 半導体基板の製造方法 |
JP2010062219A (ja) * | 2008-08-04 | 2010-03-18 | Siltronic Ag | 炭化シリコンの製造方法 |
US20110064370A1 (en) * | 2009-09-14 | 2011-03-17 | The Aerospace Corporation | Systems and methods for preparing films using sequential ion implantation, and films formed using same |
JP2017150064A (ja) * | 2016-02-19 | 2017-08-31 | エア・ウォーター株式会社 | 化合物半導体基板、ペリクル膜、および化合物半導体基板の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP6980511B2 (ja) | 2021-12-15 |
US20220093401A1 (en) | 2022-03-24 |
US20190189450A1 (en) | 2019-06-20 |
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