CN105448742B - 一种碳化硅材料上制备栅介质的方法 - Google Patents
一种碳化硅材料上制备栅介质的方法 Download PDFInfo
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- CN105448742B CN105448742B CN201511029195.3A CN201511029195A CN105448742B CN 105448742 B CN105448742 B CN 105448742B CN 201511029195 A CN201511029195 A CN 201511029195A CN 105448742 B CN105448742 B CN 105448742B
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- Prior art keywords
- environment
- atomic layer
- layer deposition
- method described
- silicon carbide
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 title claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 22
- 238000000137 annealing Methods 0.000 claims abstract description 16
- 238000000231 atomic layer deposition Methods 0.000 claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002243 precursor Substances 0.000 claims abstract description 8
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 6
- 239000003989 dielectric material Substances 0.000 claims abstract description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 16
- 239000000377 silicon dioxide Substances 0.000 claims description 13
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- 238000010926 purge Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 238000009832 plasma treatment Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical group [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011177 media preparation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66575—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
- H01L29/6659—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Formation Of Insulating Films (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
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CN201511029195.3A CN105448742B (zh) | 2015-12-30 | 2015-12-30 | 一种碳化硅材料上制备栅介质的方法 |
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CN201511029195.3A CN105448742B (zh) | 2015-12-30 | 2015-12-30 | 一种碳化硅材料上制备栅介质的方法 |
Publications (2)
Publication Number | Publication Date |
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CN105448742A CN105448742A (zh) | 2016-03-30 |
CN105448742B true CN105448742B (zh) | 2019-02-26 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1292431A (zh) * | 1999-10-06 | 2001-04-25 | 三星电子株式会社 | 利用原子层沉积法形成薄膜的方法 |
CN101789370A (zh) * | 2005-01-13 | 2010-07-28 | 国际商业机器公司 | 形成用于n-FET应用的HfSiN金属的方法 |
CN102543704A (zh) * | 2010-12-31 | 2012-07-04 | 中芯国际集成电路制造(上海)有限公司 | 栅极氧化层的形成方法 |
CN103311276A (zh) * | 2013-06-07 | 2013-09-18 | 中国科学院微电子研究所 | 一种自对准石墨烯场效应晶体管及其制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6803330B2 (en) * | 2001-10-12 | 2004-10-12 | Cypress Semiconductor Corporation | Method for growing ultra thin nitrided oxide |
-
2015
- 2015-12-30 CN CN201511029195.3A patent/CN105448742B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1292431A (zh) * | 1999-10-06 | 2001-04-25 | 三星电子株式会社 | 利用原子层沉积法形成薄膜的方法 |
CN101789370A (zh) * | 2005-01-13 | 2010-07-28 | 国际商业机器公司 | 形成用于n-FET应用的HfSiN金属的方法 |
CN102543704A (zh) * | 2010-12-31 | 2012-07-04 | 中芯国际集成电路制造(上海)有限公司 | 栅极氧化层的形成方法 |
CN103311276A (zh) * | 2013-06-07 | 2013-09-18 | 中国科学院微电子研究所 | 一种自对准石墨烯场效应晶体管及其制备方法 |
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