JPS6346976B2 - - Google Patents

Info

Publication number
JPS6346976B2
JPS6346976B2 JP5120380A JP5120380A JPS6346976B2 JP S6346976 B2 JPS6346976 B2 JP S6346976B2 JP 5120380 A JP5120380 A JP 5120380A JP 5120380 A JP5120380 A JP 5120380A JP S6346976 B2 JPS6346976 B2 JP S6346976B2
Authority
JP
Japan
Prior art keywords
etching
layer
gaas
concentration
present
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP5120380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56147439A (en
Inventor
Kazunari Oota
Masaru Kazumura
Haruyoshi Yamanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5120380A priority Critical patent/JPS56147439A/ja
Publication of JPS56147439A publication Critical patent/JPS56147439A/ja
Publication of JPS6346976B2 publication Critical patent/JPS6346976B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H01L21/18—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 elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/30604—Chemical etching
    • H01L21/30612—Etching of AIIIBV compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (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)
  • Weting (AREA)
JP5120380A 1980-04-17 1980-04-17 Etching method Granted JPS56147439A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5120380A JPS56147439A (en) 1980-04-17 1980-04-17 Etching method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5120380A JPS56147439A (en) 1980-04-17 1980-04-17 Etching method

Publications (2)

Publication Number Publication Date
JPS56147439A JPS56147439A (en) 1981-11-16
JPS6346976B2 true JPS6346976B2 (ko) 1988-09-20

Family

ID=12880333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5120380A Granted JPS56147439A (en) 1980-04-17 1980-04-17 Etching method

Country Status (1)

Country Link
JP (1) JPS56147439A (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5279704A (en) * 1991-04-23 1994-01-18 Honda Giken Kogyo Kabushiki Kaisha Method of fabricating semiconductor device

Also Published As

Publication number Publication date
JPS56147439A (en) 1981-11-16

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