KR920704357A - GaAs 및 GaAℓAs를 위한 오옴성 접촉 - Google Patents
GaAs 및 GaAℓAs를 위한 오옴성 접촉Info
- Publication number
- KR920704357A KR920704357A KR1019920700073A KR920700073A KR920704357A KR 920704357 A KR920704357 A KR 920704357A KR 1019920700073 A KR1019920700073 A KR 1019920700073A KR 920700073 A KR920700073 A KR 920700073A KR 920704357 A KR920704357 A KR 920704357A
- Authority
- KR
- South Korea
- Prior art keywords
- ohmic contact
- layer
- kpa
- gaas
- gaalas
- Prior art date
Links
- 229910001218 Gallium arsenide Inorganic materials 0.000 title claims 4
- 238000000137 annealing Methods 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims 3
- 239000000758 substrate Substances 0.000 claims 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
- 238000000313 electron-beam-induced deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/45—Ohmic electrodes
- H01L29/452—Ohmic electrodes on AIII-BV compounds
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
본 발명은 하기 도면을 참조로 실시예에 대해 기술될 것이다.
제1도는 양호한 오옴성 접촉 구조의 단면도,
제2도는 오옴성 접촉 재료를 적치시키는데 사용된 전자빔 증착 장치의 개략도,
제3도는 급속 어닐 시스템의 개략도,
제4도는 기재된 기술을 사용하여 얻어진 접촉 저항값의 전형적인 분산 히스토그램,
제5도는 기재된 기술을 사용하여 얻어진 비접촉 저항률값의 전형적인 분산 히스토그램.
Claims (4)
- 얇은 버퍼 GaAs 접촉층을 갖는 n형 GaAs기판 및 n형 GaAℓAs 기판상에서 Ni-Ge-Au 접촉의 다층을 포함하는 n형 GaAs 및 n형 GaAℓAs를 위한 저저항 아닐형 오옴성 접촉에 있어서, 기판상에 침착된 40Å과 200Å사이 두께의 Ni의 제1층과, 150Å과 400Å사이 두께의 Ge의 제2층과, 4000Å이상 두께의 Au의 제3층을 특징으로 하는 저저항 아닐형 오옴성 접촉.
- 제1항에 있어서, 접촉은 50Å의 Ni층과 200Å의 Ge층과 800Å 및 5000Å의 두개로 분리된 하나의 금층을 갖는 것을 특징으로 하는 오옴성 접촉.
- 제1항에 있어서, 어닐링은 300℃와 500℃사이의 온도에서 1초와 200초 사이의 시간으로 실시되는 것을 특징으로 하는 오옴성 접촉.
- 제2항에 있어서, 어닐링은 400℃의 온도에서 약15초간 실시되는 것을 특징으로 하는 오옴성 접촉.※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8921004,1 | 1989-09-15 | ||
GB898921004A GB8921004D0 (en) | 1989-09-15 | 1989-09-15 | Ohmic contact for gaas and gaa1as |
PCT/GB1990/001382 WO1991004578A1 (en) | 1989-09-15 | 1990-09-07 | OHMIC CONTACTS FOR GaAs AND GaAlAs |
Publications (1)
Publication Number | Publication Date |
---|---|
KR920704357A true KR920704357A (ko) | 1992-12-19 |
Family
ID=10663188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920700073A KR920704357A (ko) | 1989-09-15 | 1990-09-07 | GaAs 및 GaAℓAs를 위한 오옴성 접촉 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5309022A (ko) |
EP (1) | EP0491786A1 (ko) |
JP (1) | JPH05500735A (ko) |
KR (1) | KR920704357A (ko) |
CA (1) | CA2059125A1 (ko) |
GB (1) | GB8921004D0 (ko) |
WO (1) | WO1991004578A1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0460531A1 (de) * | 1990-06-07 | 1991-12-11 | Siemens Aktiengesellschaft | Kontaktmetallisierung auf Halbleitermaterial |
JP3216354B2 (ja) * | 1993-08-11 | 2001-10-09 | ソニー株式会社 | オーミック電極およびその形成方法ならびに半導体装置 |
US5924002A (en) * | 1994-12-22 | 1999-07-13 | Sony Corporation | Method of manufacturing a semiconductor device having ohmic electrode |
US6830616B1 (en) * | 1997-02-10 | 2004-12-14 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing method of semiconductor and manufacturing method of semiconductor device |
GB0307745D0 (en) * | 2003-04-03 | 2003-05-07 | Microemissive Displays Ltd | Method and apparatus for depositing material on a substrate |
CN100452303C (zh) * | 2005-05-24 | 2009-01-14 | 中国科学院微电子研究所 | 适用于高速砷化镓基器件欧姆接触的金属合金系统 |
US7633718B2 (en) * | 2005-06-27 | 2009-12-15 | Hitachi Global Storage Technologies Netherlands, B.V. | Lead contact structure for EMR elements |
JP5309454B2 (ja) | 2006-10-11 | 2013-10-09 | 富士通セミコンダクター株式会社 | 半導体装置の製造方法 |
US20140264684A1 (en) * | 2013-03-14 | 2014-09-18 | Ues, Inc. | Photoconductive semiconductor switch |
RU2575977C1 (ru) * | 2014-12-10 | 2016-02-27 | Федеральное государственное бюджетное учреждение науки Физико-технический институт им. А.Ф. Иоффе Российской академии наук | Способ формирования многослойного омического контакта к прибору на основе арсенида галлия |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0105324A4 (en) * | 1982-04-12 | 1986-07-24 | Motorola Inc | OHMIC CONTACT FOR TYPE N. GaAs |
US5077597A (en) * | 1990-08-17 | 1991-12-31 | North Carolina State University | Microelectronic electron emitter |
US5063174A (en) * | 1990-09-18 | 1991-11-05 | Polaroid Corporation | Si/Au/Ni alloyed ohmic contact to n-GaAs and fabricating process therefor |
-
1989
- 1989-09-15 GB GB898921004A patent/GB8921004D0/en active Pending
-
1990
- 1990-09-07 WO PCT/GB1990/001382 patent/WO1991004578A1/en not_active Application Discontinuation
- 1990-09-07 US US07/834,561 patent/US5309022A/en not_active Expired - Fee Related
- 1990-09-07 KR KR1019920700073A patent/KR920704357A/ko not_active Application Discontinuation
- 1990-09-07 EP EP90913722A patent/EP0491786A1/en not_active Withdrawn
- 1990-09-07 CA CA002059125A patent/CA2059125A1/en not_active Abandoned
- 1990-09-07 JP JP2512904A patent/JPH05500735A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0491786A1 (en) | 1992-07-01 |
US5309022A (en) | 1994-05-03 |
WO1991004578A1 (en) | 1991-04-04 |
GB8921004D0 (en) | 1989-11-01 |
CA2059125A1 (en) | 1991-03-16 |
JPH05500735A (ja) | 1993-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |