IT992610B - Procedimento per preparare bacchet te di materiale seminconduttore monocristalline con orientamento iii presentanti una resistenza specifica decrescente verso il centro della bacchetta - Google Patents

Procedimento per preparare bacchet te di materiale seminconduttore monocristalline con orientamento iii presentanti una resistenza specifica decrescente verso il centro della bacchetta

Info

Publication number
IT992610B
IT992610B IT2645173A IT2645173A IT992610B IT 992610 B IT992610 B IT 992610B IT 2645173 A IT2645173 A IT 2645173A IT 2645173 A IT2645173 A IT 2645173A IT 992610 B IT992610 B IT 992610B
Authority
IT
Italy
Prior art keywords
inconductive
wands
wand
semi
preparing
Prior art date
Application number
IT2645173A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT992610B publication Critical patent/IT992610B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/28—Controlling or regulating
    • C30B13/30—Stabilisation or shape controlling of the molten zone, e.g. by concentrators, by electromagnetic fields; Controlling the section of the crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
IT2645173A 1972-07-13 1973-07-11 Procedimento per preparare bacchet te di materiale seminconduttore monocristalline con orientamento iii presentanti una resistenza specifica decrescente verso il centro della bacchetta IT992610B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722234515 DE2234515C3 (de) 1972-07-13 1972-07-13 Verfahren zum Herstellen von (111)-orientierten Halbleitereinkristallstäben mit zur Stabmitte abfallendem spezifischem Widerstand

Publications (1)

Publication Number Publication Date
IT992610B true IT992610B (it) 1975-09-30

Family

ID=5850583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2645173A IT992610B (it) 1972-07-13 1973-07-11 Procedimento per preparare bacchet te di materiale seminconduttore monocristalline con orientamento iii presentanti una resistenza specifica decrescente verso il centro della bacchetta

Country Status (8)

Country Link
BE (1) BE802325A (da)
CA (1) CA1009548A (da)
DE (1) DE2234515C3 (da)
DK (1) DK143456C (da)
FR (1) FR2192871B1 (da)
GB (1) GB1375133A (da)
IT (1) IT992610B (da)
NL (1) NL7304672A (da)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD66412A (da) *

Also Published As

Publication number Publication date
DK143456C (da) 1981-12-28
CA1009548A (en) 1977-05-03
DE2234515B2 (de) 1980-07-31
FR2192871A1 (da) 1974-02-15
DE2234515A1 (de) 1974-01-24
DE2234515C3 (de) 1981-12-03
BE802325A (fr) 1973-11-05
GB1375133A (da) 1974-11-27
DK143456B (da) 1981-08-24
NL7304672A (da) 1974-01-15
FR2192871B1 (da) 1977-02-18

Similar Documents

Publication Publication Date Title
DK133082B (da) Harspray-preparat
IT1045710B (it) Lente a contatto e procedimento per la sua preparazione
CA947523A (en) Filtre a cafe
IT984080B (it) Materiale ceramico
PH11362A (en) New reactive dyestuffs
AR205804A1 (es) Procedimiento de preparacion y tenido de una bobina bland
IL41403A0 (en) New dibenzocycloheptene derivatives and their preparation
BE803077A (fr) Membrane sur cordonnet creux
ZA729097B (en) New reactive dyestuffs
IT990815B (it) Coloranti azoici reattivi
IT982571B (it) Perfezionamenti a sedie
IT962438B (it) Portaspole pneumatico
AR211914A1 (es) Procedimiento de preparacion de una nueva(diciclopropilmetil-2-aminotizolina
IT996798B (it) Rascio elettrico a testino amovibile
IT959033B (it) Materiale abrasivo e procedimento per la sua preparazione
AR194786A1 (es) Cafetera
IT992613B (it) Procedimento per preparare bacchet te monocristalline di materiale semiconduttore con orientamento iii presentanti una resistenza speci fica decrescente verso il centro della bacchetta
IT993701B (it) Procedimento per fabbricare bac chette monocristalline di materiale semiconduttore con resistenza specifica decrescente verso la mezzeria della bacchetta
DK143995C (da) Holder med afriveindretning for baneformet materiale
BE796938A (fr) Bouilloire
IT1044854B (it) Procedimento ed apparecchio per montare la parte anteriore e la parte posteriore della tomaia di una galzatura
IL42431A0 (en) New substituted-quinolizinium salts and their preparation
BR7304586D0 (pt) Material ceramica vitreo
IT1022522B (it) Caffettiera provvista di una impugnatura
AU5772973A (en) Azo dyestuffs