CN102263021B - 一种低电压栅氧化层制备方法 - Google Patents
一种低电压栅氧化层制备方法 Download PDFInfo
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- CN102263021B CN102263021B CN 201010187390 CN201010187390A CN102263021B CN 102263021 B CN102263021 B CN 102263021B CN 201010187390 CN201010187390 CN 201010187390 CN 201010187390 A CN201010187390 A CN 201010187390A CN 102263021 B CN102263021 B CN 102263021B
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 238000005121 nitriding Methods 0.000 claims abstract 2
- 239000007789 gas Substances 0.000 claims description 68
- 238000000137 annealing Methods 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 19
- 239000011261 inert gas Substances 0.000 claims description 15
- 238000001312 dry etching Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 6
- 229910007991 Si-N Inorganic materials 0.000 abstract description 3
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- 238000002360 preparation method Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 10
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- 230000015572 biosynthetic process Effects 0.000 description 5
- 235000012431 wafers Nutrition 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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CN 201010187390 CN102263021B (zh) | 2010-05-28 | 2010-05-28 | 一种低电压栅氧化层制备方法 |
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CN 201010187390 CN102263021B (zh) | 2010-05-28 | 2010-05-28 | 一种低电压栅氧化层制备方法 |
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CN102263021A CN102263021A (zh) | 2011-11-30 |
CN102263021B true CN102263021B (zh) | 2013-06-19 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108257860A (zh) * | 2018-01-19 | 2018-07-06 | 武汉新芯集成电路制造有限公司 | 一种栅极氧化层的制作方法 |
CN110634730B (zh) * | 2019-09-27 | 2021-08-13 | 扬州扬杰电子科技股份有限公司 | 一种沟槽肖特基多晶硅沉积后栅氧中断返工方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1398005A (zh) * | 2001-07-18 | 2003-02-19 | 松下电器产业株式会社 | 半导体装置及其制造方法 |
CN1855396A (zh) * | 2005-04-28 | 2006-11-01 | 株式会社半导体能源研究所 | 薄膜晶体管、显示装置以及电子装置的制造方法 |
CN101032020A (zh) * | 2004-10-01 | 2007-09-05 | 东京毅力科创株式会社 | 半导体存储装置及其制造方法 |
CN101336473A (zh) * | 2006-01-30 | 2008-12-31 | 住友电气工业株式会社 | 制造碳化硅半导体器件的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100440501B1 (ko) * | 2000-03-16 | 2004-07-15 | 주성엔지니어링(주) | 반도체 소자의 게이트 산화막 형성방법 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1398005A (zh) * | 2001-07-18 | 2003-02-19 | 松下电器产业株式会社 | 半导体装置及其制造方法 |
CN101032020A (zh) * | 2004-10-01 | 2007-09-05 | 东京毅力科创株式会社 | 半导体存储装置及其制造方法 |
CN1855396A (zh) * | 2005-04-28 | 2006-11-01 | 株式会社半导体能源研究所 | 薄膜晶体管、显示装置以及电子装置的制造方法 |
CN101336473A (zh) * | 2006-01-30 | 2008-12-31 | 住友电气工业株式会社 | 制造碳化硅半导体器件的方法 |
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Inventor after: Shen Yihua Inventor after: Song Hualong Inventor before: Shen Yihua Inventor before: Song Hualong |