KR101042882B1 - 전극 콘택트 구조 및 그 제조방법 - Google Patents
전극 콘택트 구조 및 그 제조방법 Download PDFInfo
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- KR101042882B1 KR101042882B1 KR1020050032208A KR20050032208A KR101042882B1 KR 101042882 B1 KR101042882 B1 KR 101042882B1 KR 1020050032208 A KR1020050032208 A KR 1020050032208A KR 20050032208 A KR20050032208 A KR 20050032208A KR 101042882 B1 KR101042882 B1 KR 101042882B1
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- electrode
- gold
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- gold electrode
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- 238000000034 method Methods 0.000 title claims description 16
- 239000010931 gold Substances 0.000 claims abstract description 200
- 229910052737 gold Inorganic materials 0.000 claims abstract description 152
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 150
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 58
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 229910000765 intermetallic Inorganic materials 0.000 claims description 30
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 20
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 17
- 238000004544 sputter deposition Methods 0.000 claims description 16
- 230000004888 barrier function Effects 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 150000002343 gold Chemical class 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 241000287828 Gallus gallus Species 0.000 claims 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 abstract description 7
- 239000010408 film Substances 0.000 description 59
- -1 gold aluminum Chemical compound 0.000 description 21
- 229910004298 SiO 2 Inorganic materials 0.000 description 11
- 238000013461 design Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229940125810 compound 20 Drugs 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- JAXFJECJQZDFJS-XHEPKHHKSA-N gtpl8555 Chemical compound OC(=O)C[C@H](N)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1CCC[C@@H]1C(=O)N[C@H](B1O[C@@]2(C)[C@H]3C[C@H](C3(C)C)C[C@H]2O1)CCC1=CC=C(F)C=C1 JAXFJECJQZDFJS-XHEPKHHKSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Abstract
Description
Claims (15)
- 전극과,상기 전극상의 절연막에 뚫린 콘택트 홀과,상기 콘택트 홀을 통해서 상기 전극에 오믹(ohmic) 접촉하는 알루미늄 배선을 구비하고,상기 전극은 상기 전극과 상기 알루미늄 배선 간의 금속간 화합물로서의 Au5Al2가 형성되는 것을 억제하는 Au4Al합금으로 형성되는 것을 특징으로 하는 전극 콘택트 구조.
- 삭제
- 삭제
- 제 1 항에 있어서,상기 전극의 막 두께는 0.1 내지 0.2㎛인 것을 특징으로 하는 전극 콘택트 구조.
- 제 1 항에 있어서,상기 전극의 주변부와 상기 절연막의 중첩 폭은 0보다 크고 1㎛ 이하인 것을 특징으로 하는 전극 콘택트 구조.
- 제 1 항에 있어서,상기 콘택트 홀의 크기는 적어도 16㎛2 이상 25㎛2 이하인 것을 특징으로 하는 전극 콘택트 구조.
- 제 4 항 내지 제 6 항 중 어느 한 항에 있어서, 상기 전극의 형상은 직사각형, 원형, 타원형 또는 장원형인 것을 특징으로 하는 전극 콘택트 구조.
- 삭제
- 금전극과, 상기 금전극상의 절연막에 뚫린 콘택트 홀과, 상기 콘택트 홀을 통해서 금전극에 오믹 접촉하는 알루미늄 배선을 구비하는 전극 콘택트 구조의 제조방법에 있어서,기판상에 금전극을 형성하는 공정과,절연막을 설치하고, 상기 금전극상에 콘택트 홀을 개방하는 공정과,알루미늄을 상기 금전극상에 스퍼터링으로 성막할 때에, 상기 금전극의 전체를, 스퍼터링의 에너지를 사용하여 Au4Al화하는 공정을 포함하는 것을 특징으로 하는 제조방법.
- 기판상에 Au4Al 합금으로 이루어지는 전극을 형성하는 공정과,절연막을 설치하고, 상기 전극상에 콘택트 홀을 뚫는 공정과,알루미늄을 상기 전극상에 스퍼터링으로 성막하는 공정을 포함하고,기판상에 Au4Al 합금으로 이루어지는 전극을 형성하는 상기 공정은 금전극을 형성하는 공정과 상기 금전극을 Au4Al화하는 공정을 포함하는 것을 특징으로 하는 전극 콘택트 구조의 제조방법.
- 금전극과,상기 금전극상의 절연막에 뚫린 콘택트 홀과,상기 콘택트 홀을 통해서 금전극에 오믹 접촉하는 알루미늄 배선을 구비하고,상기 금전극은 금계 합금막과, 이 금계 합금막상에 형성된 배리어 금속막과, 이 배리어 금속막상에 형성된 금막의 층 구조이며, 총 막 두께가 0.1 내지 0.2㎛인 것을 특징으로 하는 전극 콘택트 구조.
- 금전극과,상기 금전극상의 절연막에 뚫린 콘택트 홀과,상기 콘택트 홀을 통해서 금전극에 오믹 접촉하는 알루미늄 배선을 구비하고,상기 금전극은 금계 합금막과, 이 금계 합금막상에 형성된 배리어 금속막과, 이 배리어 금속막상에 형성된 금막의 층 구조이며, 상기 금전극의 주변부와 상기 절연막의 중첩 폭은 0보다 크고 1㎛ 이하인 것을 특징으로 하는 전극 콘택트 구조.
- 금전극과,상기 금전극상의 절연막에 뚫린 콘택트 홀과,상기 콘택트 홀을 통해서 금전극에 오믹 접촉하는 알루미늄 배선을 구비하고,상기 금전극은 금계 합금막과, 이 금계 합금막상에 형성된 배리어 금속막과, 이 배리어 금속막상에 형성된 금막의 층 구조이며, 상기 콘택트 홀의 크기는 적어도 16㎛2 이상 25㎛2 이하인 것을 특징으로 하는 전극 콘택트 구조.
- 제 11 항 내지 제 13 항 중 어느 한 항에 있어서, 상기 배리어 금속막은 Cr, Ni, Pt, Ti 중 어느 하나로 이루어지는 것을 특징으로 하는 전극 콘택트 구조.
- PNPN 구조의 3단자 발광 사이리스터를 사용한 자기 주사형 발광소자 어레이에 있어서,상기 3단자 발광 사이리스터의 전극 콘택트 구조가 제 1 항, 제 4 항, 제 5 항, 제 6 항, 제 11 항, 제 12 항, 및 제 13 항 중 어느 한 항에 기재된 전극 콘택트 구조인 것을 특징으로 하는 자기 주사형 발광소자 어레이.
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JP2011040582A (ja) | 2009-08-11 | 2011-02-24 | Fuji Xerox Co Ltd | 発光素子およびその製造方法 |
JP5423275B2 (ja) | 2009-09-17 | 2014-02-19 | 富士ゼロックス株式会社 | 発光素子 |
JP2011066296A (ja) * | 2009-09-18 | 2011-03-31 | Fuji Xerox Co Ltd | 電極コンタクト構造、自己走査型発光素子アレイ |
CN103993287B (zh) * | 2014-05-30 | 2017-01-04 | 天津大学 | 一种金电极的制备方法 |
US10937657B2 (en) * | 2016-10-28 | 2021-03-02 | Mitsubishi Electric Corporation | Semiconductor device including a reactant metal layer disposed between an aluminum alloy film and a catalyst metal film and method for manufacturing thereof |
CN110729387B (zh) * | 2019-10-24 | 2020-10-23 | 厦门乾照光电股份有限公司 | 发光二极管芯片及发光二极管芯片的制造方法 |
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