IT1025714B - Diodo zener con tensione di soglia migliorata e con rumori elettrici ridotti eiprocedimento per la sua fabericazion - Google Patents

Diodo zener con tensione di soglia migliorata e con rumori elettrici ridotti eiprocedimento per la sua fabericazion

Info

Publication number
IT1025714B
IT1025714B IT29453/74A IT2945374A IT1025714B IT 1025714 B IT1025714 B IT 1025714B IT 29453/74 A IT29453/74 A IT 29453/74A IT 2945374 A IT2945374 A IT 2945374A IT 1025714 B IT1025714 B IT 1025714B
Authority
IT
Italy
Prior art keywords
wafers
layer
semi
molybdenum
layers
Prior art date
Application number
IT29453/74A
Other languages
English (en)
Italian (it)
Original Assignee
Silec Semi Conducteurs
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 Silec Semi Conducteurs filed Critical Silec Semi Conducteurs
Application granted granted Critical
Publication of IT1025714B publication Critical patent/IT1025714B/it

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P95/00Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/305Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching
    • H01J37/3053Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching for evaporating or etching
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00Subject matter not provided for in other groups of this subclass
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/22Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials using physical deposition, e.g. vacuum deposition or sputtering
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/29Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
    • H10P14/2901Materials
    • H10P14/2902Materials being Group IVA materials
    • H10P14/2905Silicon, silicon germanium or germanium
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34Deposited materials, e.g. layers
    • H10P14/3402Deposited materials, e.g. layers characterised by the chemical composition
    • H10P14/3404Deposited materials, e.g. layers characterised by the chemical composition being Group IVA materials
    • H10P14/3411Silicon, silicon germanium or germanium
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/36Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by treatments done before the formation of the materials
    • H10P14/3602In-situ cleaning

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
IT29453/74A 1973-11-28 1974-11-14 Diodo zener con tensione di soglia migliorata e con rumori elettrici ridotti eiprocedimento per la sua fabericazion IT1025714B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7342381A FR2252652B1 (https=) 1973-11-28 1973-11-28

Publications (1)

Publication Number Publication Date
IT1025714B true IT1025714B (it) 1978-08-30

Family

ID=9128391

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29453/74A IT1025714B (it) 1973-11-28 1974-11-14 Diodo zener con tensione di soglia migliorata e con rumori elettrici ridotti eiprocedimento per la sua fabericazion

Country Status (5)

Country Link
BE (1) BE821877A (https=)
DE (1) DE2456129A1 (https=)
FR (1) FR2252652B1 (https=)
GB (1) GB1494905A (https=)
IT (1) IT1025714B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310044A1 (de) * 1983-03-19 1984-09-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zur beschichtung eines substrates
JP4129106B2 (ja) 1999-10-27 2008-08-06 三菱電機株式会社 半導体装置

Also Published As

Publication number Publication date
GB1494905A (en) 1977-12-14
DE2456129A1 (de) 1975-06-05
BE821877A (fr) 1975-05-05
FR2252652B1 (https=) 1977-06-10
FR2252652A1 (https=) 1975-06-20

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