CN108550523B - 一种用光刻胶制备碳化硅欧姆电极的方法 - Google Patents
一种用光刻胶制备碳化硅欧姆电极的方法 Download PDFInfo
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- CN108550523B CN108550523B CN201810247357.8A CN201810247357A CN108550523B CN 108550523 B CN108550523 B CN 108550523B CN 201810247357 A CN201810247357 A CN 201810247357A CN 108550523 B CN108550523 B CN 108550523B
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- 229920002120 photoresistant polymer Polymers 0.000 title claims abstract description 56
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 51
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000003292 glue Substances 0.000 claims abstract description 21
- 238000003763 carbonization Methods 0.000 claims abstract description 20
- 238000000137 annealing Methods 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001259 photo etching Methods 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 239000008367 deionised water Substances 0.000 claims abstract description 9
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000010000 carbonizing Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 235000012431 wafers Nutrition 0.000 description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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- 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
- H01L21/0445—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 crystalline silicon carbide
- H01L21/048—Making electrodes
- H01L21/0485—Ohmic electrodes
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (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)
- Cleaning Or Drying Semiconductors (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
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CN201810247357.8A CN108550523B (zh) | 2018-03-23 | 2018-03-23 | 一种用光刻胶制备碳化硅欧姆电极的方法 |
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CN201810247357.8A CN108550523B (zh) | 2018-03-23 | 2018-03-23 | 一种用光刻胶制备碳化硅欧姆电极的方法 |
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CN108550523B true CN108550523B (zh) | 2020-10-27 |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2940699B2 (ja) * | 1990-07-30 | 1999-08-25 | 三洋電機株式会社 | p型SiCの電極形成方法 |
CN101335201A (zh) * | 2008-05-30 | 2008-12-31 | 西安电子科技大学 | n型SiC半导体器件欧姆接触的制作方法 |
CN102664151A (zh) * | 2012-04-11 | 2012-09-12 | 中国电子科技集团公司第五十五研究所 | 一种用于制造碳化硅器件的高温退火方法 |
CN103576445A (zh) * | 2012-07-24 | 2014-02-12 | 无锡华润上华半导体有限公司 | 作为硅槽刻蚀掩膜的光刻胶的光刻方法 |
CN105702712A (zh) * | 2016-01-29 | 2016-06-22 | 大连理工大学 | 一种提高碳化硅半导体欧姆接触特性的方法 |
CN107369617A (zh) * | 2017-07-06 | 2017-11-21 | 西安交通大学 | 一种SiC高温欧姆接触电极及其制作方法 |
CN107623029A (zh) * | 2017-07-18 | 2018-01-23 | 西安电子科技大学 | 欧姆接触结构制备工艺及结构 |
CN207038527U (zh) * | 2017-07-18 | 2018-02-23 | 西安电子科技大学 | 欧姆接触结构 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101063914B1 (ko) * | 2008-08-08 | 2011-09-14 | 한국전기연구원 | 탄화규소에 내열금속카바이드를 오믹 접촉 형성시키는 방법및 이를 이용한 전력용 반도체 소자 |
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- 2018-03-23 CN CN201810247357.8A patent/CN108550523B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2940699B2 (ja) * | 1990-07-30 | 1999-08-25 | 三洋電機株式会社 | p型SiCの電極形成方法 |
CN101335201A (zh) * | 2008-05-30 | 2008-12-31 | 西安电子科技大学 | n型SiC半导体器件欧姆接触的制作方法 |
CN102664151A (zh) * | 2012-04-11 | 2012-09-12 | 中国电子科技集团公司第五十五研究所 | 一种用于制造碳化硅器件的高温退火方法 |
CN103576445A (zh) * | 2012-07-24 | 2014-02-12 | 无锡华润上华半导体有限公司 | 作为硅槽刻蚀掩膜的光刻胶的光刻方法 |
CN105702712A (zh) * | 2016-01-29 | 2016-06-22 | 大连理工大学 | 一种提高碳化硅半导体欧姆接触特性的方法 |
CN107369617A (zh) * | 2017-07-06 | 2017-11-21 | 西安交通大学 | 一种SiC高温欧姆接触电极及其制作方法 |
CN107623029A (zh) * | 2017-07-18 | 2018-01-23 | 西安电子科技大学 | 欧姆接触结构制备工艺及结构 |
CN207038527U (zh) * | 2017-07-18 | 2018-02-23 | 西安电子科技大学 | 欧姆接触结构 |
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Effective date of registration: 20211221 Address after: 214000 613, 614, 6 / F, building A3, 777 Jianshe West Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Wuxi ganye micro nano Electronics Co.,Ltd. Address before: 710048 No. 5 Jinhua South Road, Shaanxi, Xi'an Patentee before: XI'AN University OF TECHNOLOGY |
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Address after: 214000 613, 614, 6 / F, building A3, 777 Jianshe West Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Wuxi Qianye Micro Nano Technology Co.,Ltd. Address before: 214000 613, 614, 6 / F, building A3, 777 Jianshe West Road, Binhu District, Wuxi City, Jiangsu Province Patentee before: Wuxi ganye micro nano Electronics Co.,Ltd. |
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Address after: 615, 6th Floor, Building A3, No. 777 Jianshe West Road, Binhu District, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Qianye Micro Nano Technology Co.,Ltd. Address before: 214000 613, 614, 6 / F, building A3, 777 Jianshe West Road, Binhu District, Wuxi City, Jiangsu Province Patentee before: Wuxi Qianye Micro Nano Technology Co.,Ltd. |