JPS6237908B2 - - Google Patents

Info

Publication number
JPS6237908B2
JPS6237908B2 JP56139730A JP13973081A JPS6237908B2 JP S6237908 B2 JPS6237908 B2 JP S6237908B2 JP 56139730 A JP56139730 A JP 56139730A JP 13973081 A JP13973081 A JP 13973081A JP S6237908 B2 JPS6237908 B2 JP S6237908B2
Authority
JP
Japan
Prior art keywords
layer
crystal layer
semiconductor
substrate
crystal
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
JP56139730A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5842284A (ja
Inventor
Yutaka Uematsu
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP56139730A priority Critical patent/JPS5842284A/ja
Publication of JPS5842284A publication Critical patent/JPS5842284A/ja
Publication of JPS6237908B2 publication Critical patent/JPS6237908B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
JP56139730A 1981-09-07 1981-09-07 半導体レ−ザ装置の製造方法 Granted JPS5842284A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56139730A JPS5842284A (ja) 1981-09-07 1981-09-07 半導体レ−ザ装置の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56139730A JPS5842284A (ja) 1981-09-07 1981-09-07 半導体レ−ザ装置の製造方法

Publications (2)

Publication Number Publication Date
JPS5842284A JPS5842284A (ja) 1983-03-11
JPS6237908B2 true JPS6237908B2 (enrdf_load_stackoverflow) 1987-08-14

Family

ID=15252046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56139730A Granted JPS5842284A (ja) 1981-09-07 1981-09-07 半導体レ−ザ装置の製造方法

Country Status (1)

Country Link
JP (1) JPS5842284A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6088122A (ja) * 1983-10-21 1985-05-17 Toray Ind Inc ナイロン６６繊維の溶融紡糸巻取方法
JPH01111011A (ja) * 1987-10-23 1989-04-27 Unitika Ltd ナイロン４６繊維の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121487A (ja) * 1974-08-16 1976-02-20 Hitachi Ltd Handotaireeza

Also Published As

Publication number Publication date
JPS5842284A (ja) 1983-03-11

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