CN100481346C - 适用于氮化镓器件的铝/钛/铝/镍/金欧姆接触系统 - Google Patents
适用于氮化镓器件的铝/钛/铝/镍/金欧姆接触系统 Download PDFInfo
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- CN100481346C CN100481346C CNB2004100580357A CN200410058035A CN100481346C CN 100481346 C CN100481346 C CN 100481346C CN B2004100580357 A CNB2004100580357 A CN B2004100580357A CN 200410058035 A CN200410058035 A CN 200410058035A CN 100481346 C CN100481346 C CN 100481346C
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- ohmic contact
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- 229910045601 alloy Inorganic materials 0.000 claims abstract description 38
- 239000000956 alloy Substances 0.000 claims abstract description 38
- 229910002704 AlGaN Inorganic materials 0.000 claims abstract description 17
- 239000004065 semiconductor Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 238000001704 evaporation Methods 0.000 claims description 12
- 230000008020 evaporation Effects 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 12
- 229910001020 Au alloy Inorganic materials 0.000 abstract description 2
- 229910000990 Ni alloy Inorganic materials 0.000 abstract 1
- 239000010936 titanium Substances 0.000 description 46
- 239000010931 gold Substances 0.000 description 30
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 19
- 229910002601 GaN Inorganic materials 0.000 description 16
- 229910052719 titanium Inorganic materials 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 8
- 229910052737 gold Inorganic materials 0.000 description 5
- 238000005036 potential barrier Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910004349 Ti-Al Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910004692 Ti—Al Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229910002059 quaternary alloy Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000010671 solid-state reaction Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
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Abstract
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CNB2004100580357A CN100481346C (zh) | 2004-08-09 | 2004-08-09 | 适用于氮化镓器件的铝/钛/铝/镍/金欧姆接触系统 |
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CNB2004100580357A CN100481346C (zh) | 2004-08-09 | 2004-08-09 | 适用于氮化镓器件的铝/钛/铝/镍/金欧姆接触系统 |
Publications (2)
Publication Number | Publication Date |
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CN1734730A CN1734730A (zh) | 2006-02-15 |
CN100481346C true CN100481346C (zh) | 2009-04-22 |
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CNB2004100580357A Active CN100481346C (zh) | 2004-08-09 | 2004-08-09 | 适用于氮化镓器件的铝/钛/铝/镍/金欧姆接触系统 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102148154B (zh) * | 2010-12-21 | 2012-10-10 | 中国电子科技集团公司第五十五研究所 | 一种具有复合金属阻挡层的氮化镓器件多层欧姆接触系统 |
US20120175755A1 (en) * | 2011-01-12 | 2012-07-12 | Infineon Technologies Ag | Semiconductor device including a heat spreader |
CN103077963B (zh) * | 2013-01-07 | 2015-09-23 | 浙江大学 | 一种欧姆接触电极、其制备方法及包含该欧姆接触电极的半导体元件 |
CN104362239B (zh) * | 2014-11-19 | 2017-02-08 | 湘能华磊光电股份有限公司 | 一种led电极结构及其制作方法 |
CN110459653A (zh) * | 2019-08-22 | 2019-11-15 | 福建兆元光电有限公司 | 一种用于倒装芯片的界面金属结构及制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001196574A (ja) * | 2000-01-11 | 2001-07-19 | Furukawa Electric Co Ltd:The | n型窒化ガリウム系化合物半導体層への電極形成方法 |
CN1484327A (zh) * | 1993-04-28 | 2004-03-24 | ���ǻ�ѧ��ҵ��ʽ���� | 氮化镓系ⅲ-ⅴ族化合物半导体器件的制造方法 |
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2004
- 2004-08-09 CN CNB2004100580357A patent/CN100481346C/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1484327A (zh) * | 1993-04-28 | 2004-03-24 | ���ǻ�ѧ��ҵ��ʽ���� | 氮化镓系ⅲ-ⅴ族化合物半导体器件的制造方法 |
JP2001196574A (ja) * | 2000-01-11 | 2001-07-19 | Furukawa Electric Co Ltd:The | n型窒化ガリウム系化合物半導体層への電極形成方法 |
Non-Patent Citations (1)
Title |
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Au/Ni/Al/Ti/AlxGa1-xN/GaN和Au/Pt/Al/Ti/AlxGa1-xN/GaN欧姆接触研究. 周慧梅,沈波,陈敦军,陈堂胜,焦刚,郑有火斗.稀有金属,第28卷第3期. 2004 * |
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CN1734730A (zh) | 2006-02-15 |
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