KR19990052640A - 오믹접촉 형성을 이용한 다이오드용 금속박막및 그의 제조방법 - Google Patents
오믹접촉 형성을 이용한 다이오드용 금속박막및 그의 제조방법 Download PDFInfo
- Publication number
- KR19990052640A KR19990052640A KR1019970072150A KR19970072150A KR19990052640A KR 19990052640 A KR19990052640 A KR 19990052640A KR 1019970072150 A KR1019970072150 A KR 1019970072150A KR 19970072150 A KR19970072150 A KR 19970072150A KR 19990052640 A KR19990052640 A KR 19990052640A
- Authority
- KR
- South Korea
- Prior art keywords
- metal thin
- thin film
- platinum
- gold
- nickel
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 44
- 239000002184 metal Substances 0.000 title claims abstract description 44
- 239000010409 thin film Substances 0.000 title claims abstract description 35
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 68
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 65
- 239000010931 gold Substances 0.000 claims abstract description 35
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 29
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 28
- 229910052737 gold Inorganic materials 0.000 claims abstract description 25
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 239000004065 semiconductor Substances 0.000 claims abstract description 9
- 239000006185 dispersion Substances 0.000 claims abstract description 6
- 238000000151 deposition Methods 0.000 claims abstract description 4
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 11
- 229910002601 GaN Inorganic materials 0.000 claims description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000012754 barrier agent Substances 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000012535 impurity Substances 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 5
- -1 gallium nitride (GaN) compound Chemical class 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 229910052700 potassium Inorganic materials 0.000 abstract description 2
- 239000011591 potassium Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 5
- 238000010894 electron beam technology Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004151 rapid thermal annealing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019080 Mg-H Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/83—Electrodes
- H10H20/832—Electrodes characterised by their material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/85—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group III-V materials, e.g. GaAs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/013—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials
- H10H20/0137—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials the light-emitting regions comprising nitride materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/822—Materials of the light-emitting regions
- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
Landscapes
- Electrodes Of Semiconductors (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (4)
- p-형 질화갈륨(GaN) 판상에 니겔(Ni), 백금(Pt), 금(Au)으로 구성된 금속박막층에 있어서, 중간분산 장벽제로 백금 또는 니켈을 사용하여 증착된 금속박막층인 것을 특징으로 하는 오믹접촉 형성을 이용한 발광 다이오드용 금속박막.
- 제1항에 있어서, 금속박막층은 중간분산 장벽제로 니켈과 금 사이에 백금을 사용하여 니켈/백금/금(Ni/ Pt/ Au) 또는 백금과 금 사이에 니켈을 사용하여 백금/니켈/금(Pt/ Ni/ Au)으로 구성된 금속박막인 것을 특징으로 하는 오믹접촉 형성을 이용한 발광다이오드용 금속박막.
- 제1항에 있어서, 금속박막층의 두께는 다음과 같이 표시됨을 특징으로 하는 오믹접촉 형성을 이용한 발광 다이오드용 금속박막.Ni/Pt/Au : 1-5,000㎚/ 1-5,000㎚/ 1-5,000㎚Pt/Ni/Au : 1-5,000㎚/ 10-1,000㎚/ 10-4,000㎚
- 반도체인 p-형 질화갈륨판 위에 금속박막을 증착함에 있어서, 금속을 증착하기전에 반도체위의 탄소와 산소층을 세척하여 불순물을 제거하고, 5×10-5- 2×10-7토르 (torr)진공하에서 증착시켜 250-1,000℃의 온도로 질소 또는 아르곤 분위기 하에서10초-3시간 열처리하는 것을 특징으로 하는 오믹접촉 형성을 이용한 발광 다이오드용금속박막의 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970072150A KR19990052640A (ko) | 1997-12-23 | 1997-12-23 | 오믹접촉 형성을 이용한 다이오드용 금속박막및 그의 제조방법 |
US09/213,735 US6169297B1 (en) | 1997-12-23 | 1998-12-17 | Metal thin film with ohmic contact for light emit diodes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970072150A KR19990052640A (ko) | 1997-12-23 | 1997-12-23 | 오믹접촉 형성을 이용한 다이오드용 금속박막및 그의 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR19990052640A true KR19990052640A (ko) | 1999-07-15 |
Family
ID=19528233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970072150A KR19990052640A (ko) | 1997-12-23 | 1997-12-23 | 오믹접촉 형성을 이용한 다이오드용 금속박막및 그의 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6169297B1 (ko) |
KR (1) | KR19990052640A (ko) |
Cited By (2)
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KR20050074261A (ko) * | 2004-01-13 | 2005-07-18 | 슈퍼노바 옵토일렉트로닉스 코포레이션 | 질화갈륨계 발광 소자 및 그 제조 방법 |
KR20160003421A (ko) * | 2014-07-01 | 2016-01-11 | 엘지이노텍 주식회사 | 발광 소자 |
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US6936859B1 (en) * | 1998-05-13 | 2005-08-30 | Toyoda Gosei Co., Ltd. | Light-emitting semiconductor device using group III nitride compound |
KR100525494B1 (ko) * | 1999-04-26 | 2005-11-01 | 샤프 가부시키가이샤 | P형 ⅲ족 질화물 반도체층 상의 전극 구조 및 그의 제조방법 |
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US6858522B1 (en) * | 2000-09-28 | 2005-02-22 | Skyworks Solutions, Inc. | Electrical contact for compound semiconductor device and method for forming same |
WO2004047189A1 (en) * | 2002-11-16 | 2004-06-03 | Lg Innotek Co.,Ltd | Light emitting device and fabrication method thereof |
JP2004300467A (ja) * | 2003-03-28 | 2004-10-28 | Alps Electric Co Ltd | 金属体の表面構造 |
KR100612832B1 (ko) * | 2003-05-07 | 2006-08-18 | 삼성전자주식회사 | 고성능의 질화갈륨계 광소자 구현을 위한 니켈계 고용체를 이용한 오믹 접촉 형성을 위한 금속박막 및 그 제조방법 |
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EP1450415A3 (en) | 1993-04-28 | 2005-05-04 | Nichia Corporation | Gallium nitride-based III-V group compound semiconductor device |
JP3620926B2 (ja) * | 1995-06-16 | 2005-02-16 | 豊田合成株式会社 | p伝導形3族窒化物半導体の電極及び電極形成方法及び素子 |
-
1997
- 1997-12-23 KR KR1019970072150A patent/KR19990052640A/ko not_active Application Discontinuation
-
1998
- 1998-12-17 US US09/213,735 patent/US6169297B1/en not_active Expired - Lifetime
Cited By (2)
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---|---|---|---|---|
KR20050074261A (ko) * | 2004-01-13 | 2005-07-18 | 슈퍼노바 옵토일렉트로닉스 코포레이션 | 질화갈륨계 발광 소자 및 그 제조 방법 |
KR20160003421A (ko) * | 2014-07-01 | 2016-01-11 | 엘지이노텍 주식회사 | 발광 소자 |
Also Published As
Publication number | Publication date |
---|---|
US6169297B1 (en) | 2001-01-02 |
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