IT947673B - Procedimento atto a impedire o at tenuare l autodrogaggio o diffusio ne spontanea di impurita in dispo sitivi semiconduttori - Google Patents
Procedimento atto a impedire o at tenuare l autodrogaggio o diffusio ne spontanea di impurita in dispo sitivi semiconduttoriInfo
- Publication number
- IT947673B IT947673B IT2071272A IT2071272A IT947673B IT 947673 B IT947673 B IT 947673B IT 2071272 A IT2071272 A IT 2071272A IT 2071272 A IT2071272 A IT 2071272A IT 947673 B IT947673 B IT 947673B
- Authority
- IT
- Italy
- Prior art keywords
- sitive
- semiconductive
- impurities
- keeping
- drop
- Prior art date
Links
- 239000012535 impurity Substances 0.000 title 1
- 230000002269 spontaneous effect Effects 0.000 title 1
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
- 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
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
- H01L21/2205—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities from the substrate during epitaxy, e.g. autodoping; Preventing or using autodoping
-
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13456671A | 1971-04-16 | 1971-04-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT947673B true IT947673B (it) | 1973-05-30 |
Family
ID=22463938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2071272A IT947673B (it) | 1971-04-16 | 1972-02-18 | Procedimento atto a impedire o at tenuare l autodrogaggio o diffusio ne spontanea di impurita in dispo sitivi semiconduttori |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5029788B1 (it) |
CA (1) | CA960943A (it) |
DE (1) | DE2214996A1 (it) |
FR (1) | FR2133598B1 (it) |
GB (1) | GB1314149A (it) |
IT (1) | IT947673B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5627935A (en) * | 1979-08-15 | 1981-03-18 | Toshiba Corp | Semiconductor device |
WO2004064131A2 (de) * | 2003-01-10 | 2004-07-29 | Infineon Technologies Ag | Verfahren zur epitaktischen abscheidung von schichten |
CN107532258B (zh) | 2015-06-15 | 2019-05-28 | 新日铁住金株式会社 | 高Cr系奥氏体不锈钢 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3483108A (en) * | 1967-05-29 | 1969-12-09 | Gen Electric | Method of chemically etching a non-conductive material using an electrolytically controlled mask |
-
1972
- 1972-02-18 IT IT2071272A patent/IT947673B/it active
- 1972-03-10 JP JP2407772A patent/JPS5029788B1/ja active Pending
- 1972-03-16 GB GB1314149D patent/GB1314149A/en not_active Expired
- 1972-03-28 DE DE19722214996 patent/DE2214996A1/de active Pending
- 1972-03-28 FR FR7211399A patent/FR2133598B1/fr not_active Expired
- 1972-04-12 CA CA139,469A patent/CA960943A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1314149A (en) | 1973-04-18 |
FR2133598B1 (it) | 1976-06-11 |
JPS5029788B1 (it) | 1975-09-26 |
CA960943A (en) | 1975-01-14 |
DE2214996A1 (de) | 1972-10-26 |
FR2133598A1 (it) | 1972-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK132753C (da) | Forbindelser med indekticid virkning | |
FI54506B (fi) | Ny hjaelpbaerare foer torrfaergning av syntetiskt textilmaterial | |
AR195787A1 (es) | Composiciones con efecto refrescante fisiologico | |
FI55541B (fi) | Anordning foer reglering av oeverdrags tjockleken vid belaeggning av loepande materialbanor | |
FI53659C (fi) | Depaodrageer av vilka det aktiva aemnet frigoers exponentiellt | |
FI53832C (fi) | Emulgerbart smoerjmedel vid metallbearbetning | |
FI55372C (fi) | Anordning vid slitskammaren i en pappersmaskins inloppslaoda | |
SE392596B (sv) | Anordning vid fartygsroder | |
IT998026B (it) | Strutture impermeabilizzanti in forma di fogli | |
IT947673B (it) | Procedimento atto a impedire o at tenuare l autodrogaggio o diffusio ne spontanea di impurita in dispo sitivi semiconduttori | |
FI54499C (fi) | Foerfarande foer isolering av yttrium | |
DK132394C (da) | Teleskopisk kranudligger | |
FI55893C (fi) | Anordning foer minskning av matningskraften vid bergborrning | |
FI53726C (fi) | Anordning vid behaollare foer behandling av cellulosamassa | |
FI56816B (fi) | Foerfarande foer regenerering av en degraderad arbetsloesning vid framstaellning av vaetesuperoxid enligt antrakinonfoerfarande | |
FI54450C (fi) | Anordning foer underlaettande av arbeten vid fartygsskrov | |
FI53843B (fi) | Drivanordning foer vaeftfoerarstaongen vid vaevstolar med tvao inboerdes mellanrum jaemnloepande raka vaevbanor | |
SE385586B (sv) | Fosforditiolatforening med nematocid effekt | |
FI54833B (fi) | Anordning vid motordrivet slagverktyg foeretraedesvis foerbraenningsmotordriven bergborrmaskin | |
FI53513C (fi) | Foerbaettringar vid i regleringssystem anvaenda regleringskretsar | |
SE384480B (sv) | Enhet for anvendning vid bildning av laster | |
SE399912B (sv) | Friskerande konstruktionsstal | |
FI56668B (fi) | Vid framstaellning av propionsyra anvaendbar vertikal hoegtrycksreaktor | |
SE388156B (sv) | Skyddsanordningar vid motorsagar | |
FI55853C (fi) | Foerfarande vid framstaellning av viskos |