FR944003A - Contacts à cristal - Google Patents

Contacts à cristal

Info

Publication number
FR944003A
FR944003A FR944003DA FR944003A FR 944003 A FR944003 A FR 944003A FR 944003D A FR944003D A FR 944003DA FR 944003 A FR944003 A FR 944003A
Authority
FR
France
Prior art keywords
crystal contacts
contacts
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
Other languages
English (en)
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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
Priority claimed from GB899741A external-priority patent/GB592659A/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR944003A publication Critical patent/FR944003A/fr
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (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)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR944003D 1941-07-16 1947-03-27 Contacts à cristal Expired FR944003A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB899741A GB592659A (en) 1941-07-16 Improvements in crystal contacts of which one element is germanium

Publications (1)

Publication Number Publication Date
FR944003A true FR944003A (fr) 1949-03-24

Family

ID=9863366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944003D Expired FR944003A (fr) 1941-07-16 1947-03-27 Contacts à cristal

Country Status (4)

Country Link
US (1) US2588008A (fr)
BE (1) BE471989A (fr)
CH (1) CH261491A (fr)
FR (1) FR944003A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES207331A1 (es) * 1952-01-21 1953-03-01 Sogo Kenkyujo Zh Sekitan Un método de recuperar germanio desde carbones
NL93089C (fr) * 1953-02-03
DE966879C (de) * 1953-02-21 1957-09-12 Standard Elektrik Ag Verfahren zur Reinigung und/oder Abtragung von Halbleitermaterial, insbesondere von Germanium- und Siliziumsubstanz
US2809103A (en) * 1953-11-10 1957-10-08 Sylvania Electric Prod Fabrication of semiconductor elements
DE1157709B (de) * 1953-12-10 1963-11-21 Siemens Ag Verfahren zum Herstellen eines Halbleiterbauelementes mit Spitzenkontaktelektroden auf polierter und dann aufgerauhter Oberflaeche des einkristallinen Halbleiterkoerpers
US2827369A (en) * 1953-12-23 1958-03-18 Metallurg De Hoboken Soc Gen Method of separating germanium from primary materials containing germanium and other, less volatile, elements
US2885364A (en) * 1955-05-31 1959-05-05 Columbia Broadcasting Syst Inc Method of treating semiconducting materials for electrical devices
NL271850A (fr) * 1961-02-03
US3102786A (en) * 1961-06-14 1963-09-03 American Metal Climax Inc Purification of germanium tetrachloride
CH413119A (de) * 1964-09-22 1966-05-15 Bbc Brown Boveri & Cie Verfahren zur Herstellung von Halbleitergeräten

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1708571A (en) * 1925-02-21 1929-04-09 Carborundum Co Rectifying element
GB523216A (en) * 1938-12-28 1940-07-09 Westinghouse Brake & Signal Improvements relating to the manufacture of alternating current rectifiers
US2402661A (en) * 1941-03-01 1946-06-25 Bell Telephone Labor Inc Alternating current rectifier
US2402839A (en) * 1941-03-27 1946-06-25 Bell Telephone Labor Inc Electrical translating device utilizing silicon

Also Published As

Publication number Publication date
US2588008A (en) 1952-03-04
CH261491A (de) 1949-05-15
BE471989A (fr)

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