DE2931432C2 - Verfahren zum Eindiffundieren von Aluminium in Silizium-Halbleiterscheiben - Google Patents
Verfahren zum Eindiffundieren von Aluminium in Silizium-HalbleiterscheibenInfo
- Publication number
- DE2931432C2 DE2931432C2 DE2931432A DE2931432A DE2931432C2 DE 2931432 C2 DE2931432 C2 DE 2931432C2 DE 2931432 A DE2931432 A DE 2931432A DE 2931432 A DE2931432 A DE 2931432A DE 2931432 C2 DE2931432 C2 DE 2931432C2
- Authority
- DE
- Germany
- Prior art keywords
- aluminum
- diffusion
- wafers
- silicon
- inert gas
- 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
Links
- 235000012431 wafers Nutrition 0.000 title claims description 48
- 229910052782 aluminium Inorganic materials 0.000 title claims description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 42
- 238000000034 method Methods 0.000 title claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 23
- 229910052710 silicon Inorganic materials 0.000 title claims description 23
- 239000010703 silicon Substances 0.000 title claims description 23
- 239000004065 semiconductor Substances 0.000 title claims description 19
- 239000004411 aluminium Substances 0.000 title description 2
- 238000009792 diffusion process Methods 0.000 claims description 46
- 239000012535 impurity Substances 0.000 claims description 18
- 239000011261 inert gas Substances 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 31
- 238000010438 heat treatment Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 229910001195 gallium oxide Inorganic materials 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-OUBTZVSYSA-N aluminium-28 atom Chemical compound [28Al] XAGFODPZIPBFFR-OUBTZVSYSA-N 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000004857 zone melting Methods 0.000 description 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
- H01L21/223—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 using diffusion into or out of a solid from or into a gaseous phase
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/033—Diffusion of aluminum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S252/00—Compositions
- Y10S252/95—Doping agent source material
- Y10S252/951—Doping agent source material for vapor transport
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/909—Controlled atmosphere
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)
- Die Bonding (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/939,669 US4235650A (en) | 1978-09-05 | 1978-09-05 | Open tube aluminum diffusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2931432A1 DE2931432A1 (de) | 1980-03-20 |
| DE2931432C2 true DE2931432C2 (de) | 1987-04-02 |
Family
ID=25473553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2931432A Expired DE2931432C2 (de) | 1978-09-05 | 1979-08-02 | Verfahren zum Eindiffundieren von Aluminium in Silizium-Halbleiterscheiben |
Country Status (5)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3267491D1 (en) * | 1981-03-02 | 1986-01-02 | Bbc Brown Boveri & Cie | Process for doping semiconductor bodies for the production of semiconductor devices |
| JPS60120799U (ja) * | 1984-01-21 | 1985-08-15 | シ− チン−ヤン | 回転式高速自動スライサ− |
| US4740249A (en) * | 1984-05-21 | 1988-04-26 | Christopher F. McConnell | Method of treating wafers with fluid |
| US4738272A (en) * | 1984-05-21 | 1988-04-19 | Mcconnell Christopher F | Vessel and system for treating wafers with fluids |
| US4577650A (en) * | 1984-05-21 | 1986-03-25 | Mcconnell Christopher F | Vessel and system for treating wafers with fluids |
| US4633893A (en) * | 1984-05-21 | 1987-01-06 | Cfm Technologies Limited Partnership | Apparatus for treating semiconductor wafers |
| US4856544A (en) * | 1984-05-21 | 1989-08-15 | Cfm Technologies, Inc. | Vessel and system for treating wafers with fluids |
| WO1987000094A1 (en) * | 1985-06-24 | 1987-01-15 | Cfm Technologies, Inc. | Semiconductor wafer flow treatment |
| DE3782608D1 (de) * | 1986-09-30 | 1992-12-17 | Siemens Ag | Verfahren zum erzeugen eines p-dotierten halbleitergebiets in einem n-leitenden halbleiterkoerper. |
| ATE258084T1 (de) * | 1991-10-04 | 2004-02-15 | Cfmt Inc | Superreinigung von komplizierten mikroteilchen |
| US6328809B1 (en) | 1998-10-09 | 2001-12-11 | Scp Global Technologies, Inc. | Vapor drying system and method |
| FI117728B (fi) * | 2004-12-21 | 2007-01-31 | Planar Systems Oy | Monikerrosmateriaali ja menetelmä sen valmistamiseksi |
| JP2012119453A (ja) * | 2010-11-30 | 2012-06-21 | Mitsubishi Electric Corp | 不純物拡散装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3374125A (en) * | 1965-05-10 | 1968-03-19 | Rca Corp | Method of forming a pn junction by vaporization |
| US3589953A (en) * | 1968-02-14 | 1971-06-29 | Gen Motors Corp | Vapor diffusion system for semiconductors |
| GB1199399A (en) * | 1968-06-21 | 1970-07-22 | Matsushita Electronics Corp | Improvements in or relating to the Manufacture of Semiconductors. |
| US3852128A (en) * | 1969-02-22 | 1974-12-03 | Licentia Gmbh | Method of diffusing impurities into semiconductor wafers |
| SU326915A1 (US06168776-20010102-C00028.png) * | 1970-04-06 | 1974-06-15 | Н. П. Молибог, А. Н. Думаневич, В. Е. Челноков, Н. И. Якивчик, Н. П. Сахарова , В. В. Толкунов | |
| US3972838A (en) * | 1973-11-01 | 1976-08-03 | Denki Kagaku Kogyo Kabushiki Kaisha | Composition for diffusing phosphorus |
| US3997379A (en) * | 1975-06-20 | 1976-12-14 | Rca Corporation | Diffusion of conductivity modifiers into a semiconductor body |
| CA1065498A (en) * | 1975-10-07 | 1979-10-30 | Rathindra N. Ghoshtagore | Open tube gallium diffusion process for semiconductor devices |
-
1978
- 1978-09-05 US US05/939,669 patent/US4235650A/en not_active Expired - Lifetime
-
1979
- 1979-07-12 GB GB7924375A patent/GB2034113B/en not_active Expired
- 1979-08-02 DE DE2931432A patent/DE2931432C2/de not_active Expired
- 1979-09-04 JP JP11247379A patent/JPS5548925A/ja active Granted
- 1979-09-05 FR FR7922173A patent/FR2435817A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2435817B1 (US06168776-20010102-C00028.png) | 1984-10-19 |
| GB2034113A (en) | 1980-05-29 |
| JPS5548925A (en) | 1980-04-08 |
| DE2931432A1 (de) | 1980-03-20 |
| US4235650A (en) | 1980-11-25 |
| GB2034113B (en) | 1983-04-13 |
| JPS6119101B2 (US06168776-20010102-C00028.png) | 1986-05-15 |
| FR2435817A1 (fr) | 1980-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8120 | Willingness to grant licences paragraph 23 | ||
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |