[go: up one dir, main page]

IT1149814B - Struttura semiconduttrice - Google Patents

Struttura semiconduttrice

Info

Publication number
IT1149814B
IT1149814B IT23529/80A IT2352980A IT1149814B IT 1149814 B IT1149814 B IT 1149814B IT 23529/80 A IT23529/80 A IT 23529/80A IT 2352980 A IT2352980 A IT 2352980A IT 1149814 B IT1149814 B IT 1149814B
Authority
IT
Italy
Prior art keywords
semiconductive structure
semiconductive
Prior art date
Application number
IT23529/80A
Other languages
English (en)
Other versions
IT8023529A0 (it
Inventor
Leroy Li Gong Chang
Leo Esaki
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT8023529A0 publication Critical patent/IT8023529A0/it
Application granted granted Critical
Publication of IT1149814B publication Critical patent/IT1149814B/it

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
    • H10D62/81—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation
    • H10D62/815—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation of structures having periodic or quasi-periodic potential variation, e.g. superlattices or multiple quantum wells [MQW]
    • H10D62/8161—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation of structures having periodic or quasi-periodic potential variation, e.g. superlattices or multiple quantum wells [MQW] potential variation due to variations in composition or crystallinity, e.g. heterojunction superlattices
    • H10D62/8162—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation of structures having periodic or quasi-periodic potential variation, e.g. superlattices or multiple quantum wells [MQW] potential variation due to variations in composition or crystallinity, e.g. heterojunction superlattices having quantum effects only in the vertical direction, i.e. layered structures having quantum effects solely resulting from vertical potential variation
    • H10D62/8164—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials of structures exhibiting quantum-confinement effects, e.g. single quantum wells; of structures having periodic or quasi-periodic potential variation of structures having periodic or quasi-periodic potential variation, e.g. superlattices or multiple quantum wells [MQW] potential variation due to variations in composition or crystallinity, e.g. heterojunction superlattices having quantum effects only in the vertical direction, i.e. layered structures having quantum effects solely resulting from vertical potential variation comprising only semiconductor materials 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
    • H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
    • H10D30/471—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT]
    • H10D30/473—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having confinement of carriers by multiple heterojunctions, e.g. quantum well HEMT
    • H10D30/4732—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having confinement of carriers by multiple heterojunctions, e.g. quantum well HEMT using Group III-V semiconductor material
IT23529/80A 1979-11-26 1980-07-18 Struttura semiconduttrice IT1149814B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9747379A 1979-11-26 1979-11-26

Publications (2)

Publication Number Publication Date
IT8023529A0 IT8023529A0 (it) 1980-07-18
IT1149814B true IT1149814B (it) 1986-12-10

Family

ID=22263555

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23529/80A IT1149814B (it) 1979-11-26 1980-07-18 Struttura semiconduttrice

Country Status (3)

Country Link
EP (1) EP0029481A1 (it)
JP (1) JPS5676581A (it)
IT (1) IT1149814B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58178572A (ja) * 1982-04-14 1983-10-19 Hiroyuki Sakaki 移動度変調形電界効果トランジスタ
JPS5929462A (ja) * 1982-08-10 1984-02-16 Mitsubishi Electric Corp ヘテロ接合素子
EP0133342B1 (en) * 1983-06-24 1989-11-29 Nec Corporation A superlattice type semiconductor structure having a high carrier density
US4642144A (en) * 1983-10-06 1987-02-10 Exxon Research And Engineering Company Proximity doping of amorphous semiconductors
JPS60235476A (ja) * 1984-05-09 1985-11-22 Nec Corp 半導体装置
US4558337A (en) * 1984-05-30 1985-12-10 Texas Instruments Inc. Multiple high electron mobility transistor structures without inverted heterojunctions
US4590507A (en) * 1984-07-31 1986-05-20 At&T Bell Laboratories Variable gap devices
FR2606552B1 (fr) * 1986-06-11 1991-08-23 Raytheon Co Composant a semi-conducteur resistant aux rayonnements
US4855797A (en) * 1987-07-06 1989-08-08 Siemens Corporate Research And Support, Inc. Modulation doped high electron mobility transistor with n-i-p-i structure
US7348612B2 (en) * 2004-10-29 2008-03-25 Cree, Inc. Metal-semiconductor field effect transistors (MESFETs) having drains coupled to the substrate and methods of fabricating the same
JP5629714B2 (ja) * 2012-03-19 2014-11-26 トヨタ自動車株式会社 半導体装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137542A (en) * 1977-04-20 1979-01-30 International Business Machines Corporation Semiconductor structure
US4163237A (en) * 1978-04-24 1979-07-31 Bell Telephone Laboratories, Incorporated High mobility multilayered heterojunction devices employing modulated doping

Also Published As

Publication number Publication date
JPS5676581A (en) 1981-06-24
EP0029481A1 (en) 1981-06-03
IT8023529A0 (it) 1980-07-18

Similar Documents

Publication Publication Date Title
FI800607A (fi) Oevergaongsanordning foer fordon i naertrafik
FI803009A (fi) Blandningsapparat foer kemikalier i suspensioner
FI802029A (fi) Foerbaettringar i tillverkningen av foedoprodukter
FI803864L (fi) Foerfarande foer framstaellning av en laett i vatten blandbar pulverartad staerkelsehaltig matprodukt
AT363172B (de) Markhoehlennagel
FI812376L (fi) Mikro-organismmyceler i pelletform
FI801460A (fi) Foerfarande foer blandning av vaetskor i slutna kaerl
AT359315B (de) Mikrohaertepruefer
FI803316L (fi) Munstycke foer massainmatning i en pappersmaskin
FI64204B (fi) Anordning foer indragning av en varubana i en svaevtork
FI791564A (fi) Foerfarande foer rengoering av en torkvira i en pappersmaskin
FI793943A (fi) Laosorgan foer en i hoernen tillslutbar papplaoda
IT1149814B (it) Struttura semiconduttrice
FI803462L (fi) Anordning foer axiell rynkning av syntetiskt slangmaterial foer vidarebearbetning speciellt i korvfyllningsautomater
IT1140550B (it) Dispositivo semiconduttore
FI800071A (fi) Ny vindesinsyntes
FI802643A (fi) Schaktsidan i brevinmatnings- och tillslutningsmaskin
FI803074A (fi) Naolsskrivarhuvud omfattande elektromagneter i fjaedrande stoed
BR7900858A (pt) Arranjo semicondutivo
FI802235A (fi) Foerfarande foer soenderdelning av natriumhypoklorit naervarande i en kloratloesning fraon klorelektrolysceller
FI800563A (fi) Foerdelningsanordning i saogverk
DK10280A (da) Soeredningssludsk
FI802962A (fi) Kopplingsanordning foer sammankopplande av informationskaellor i synnerhet foer telefoncentraler
FI801288A (fi) Koncentrering av alkalimetallhydroxider i hybridceller
FI801662A (fi) Drivanordning foer skivtallriken i en videoskivspelare