JPS5225578A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5225578A
JPS5225578A JP10120575A JP10120575A JPS5225578A JP S5225578 A JPS5225578 A JP S5225578A JP 10120575 A JP10120575 A JP 10120575A JP 10120575 A JP10120575 A JP 10120575A JP S5225578 A JPS5225578 A JP S5225578A
Authority
JP
Japan
Prior art keywords
semiconductor device
equalize
rearrangement
life
crystal defects
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.)
Pending
Application number
JP10120575A
Other languages
Japanese (ja)
Inventor
Kazuo Yoneda
Akira Yoshinaka
Yoshimitsu Sugita
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10120575A priority Critical patent/JPS5225578A/en
Publication of JPS5225578A publication Critical patent/JPS5225578A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To equalize the impurity adding as life-time killer, by means of uniformly forming the crystal defects such as rearrangement and so on.
COPYRIGHT: (C)1977,JPO&Japio
JP10120575A 1975-08-22 1975-08-22 Semiconductor device Pending JPS5225578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10120575A JPS5225578A (en) 1975-08-22 1975-08-22 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10120575A JPS5225578A (en) 1975-08-22 1975-08-22 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS5225578A true JPS5225578A (en) 1977-02-25

Family

ID=14294415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10120575A Pending JPS5225578A (en) 1975-08-22 1975-08-22 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5225578A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6470156A (en) * 1987-09-04 1989-03-15 Hiyuuron Baree Steel Corp Method and apparatus for classifying non-ferrous metal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6470156A (en) * 1987-09-04 1989-03-15 Hiyuuron Baree Steel Corp Method and apparatus for classifying non-ferrous metal

Similar Documents

Publication Publication Date Title
JPS51127681A (en) Manufacturing process of semiconductor device
JPS51134071A (en) Method to eliminate crystal defects of silicon
JPS5225578A (en) Semiconductor device
JPS5233480A (en) Semiconductor device
JPS51145267A (en) Manufacture of semiconductor device
JPS5228868A (en) Semiconductor device
JPS5228888A (en) Emission semiconductor device
JPS525700A (en) The process for production of silicon nitride
JPS5273673A (en) Production of semiconductor device
JPS5247675A (en) Process for production of semiconductor device
JPS51111478A (en) A method of producing semiconductor crystal
JPS5242366A (en) Method of preventing occurence of crystal defects of silicon wafers
JPS5252370A (en) Fabrication of glass-sealed semiconductor device
JPS5242367A (en) Method of preventing occurence of crystal defects of silicon wafers
JPS5230171A (en) Method for fabrication of semiconductor device
JPS5266372A (en) Manufacture of silicon single crystal
JPS51123064A (en) Forming process of bonding-pad area
JPS51146260A (en) Display device
JPS52179A (en) Method of fabricating semiconductor
JPS5350672A (en) Production of substrate for semiconductor device
JPS51138166A (en) Production method of semiconductor device
JPS5326663A (en) Manu facture of semiconductor device
JPS5270772A (en) Semiconductor rectifier
JPS51145922A (en) Chain trough device
JPS5260581A (en) Semiconductor device