CH549530A - Verfahren zum herstellen von hochreinem galliumarsenid. - Google Patents
Verfahren zum herstellen von hochreinem galliumarsenid.Info
- Publication number
- CH549530A CH549530A CH1151270A CH1151270A CH549530A CH 549530 A CH549530 A CH 549530A CH 1151270 A CH1151270 A CH 1151270A CH 1151270 A CH1151270 A CH 1151270A CH 549530 A CH549530 A CH 549530A
- Authority
- CH
- Switzerland
- Prior art keywords
- gallium arsenide
- highly pure
- producing highly
- pure gallium
- producing
- Prior art date
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
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
- C30B11/04—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt
- C30B11/06—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt at least one but not all components of the crystal composition being added
- C30B11/065—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt at least one but not all components of the crystal composition being added before crystallising, e.g. synthesis
-
- 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
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
-
- 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/40—AIIIBV compounds wherein A is B, Al, Ga, In or Tl and B is N, P, As, Sb or Bi
- C30B29/42—Gallium arsenide
-
- 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
- Y10S148/056—Gallium arsenide
-
- 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
- Y10S148/065—Gp III-V generic compounds-processing
-
- 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
- Y10S148/107—Melt
-
- 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
- Y10S148/13—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691943550 DE1943550C (de) | 1969-08-27 | Verfahren zur Herstellung von hochreinem, insbesondere Silizium freiem Galliumarsenid |
Publications (1)
Publication Number | Publication Date |
---|---|
CH549530A true CH549530A (de) | 1974-05-31 |
Family
ID=5743911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1151270A CH549530A (de) | 1969-08-27 | 1970-07-30 | Verfahren zum herstellen von hochreinem galliumarsenid. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3690847A (de) |
AT (1) | AT316653B (de) |
CA (1) | CA935360A (de) |
CH (1) | CH549530A (de) |
FR (1) | FR2059279A5 (de) |
GB (1) | GB1297829A (de) |
NL (1) | NL7011829A (de) |
SE (1) | SE354014B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3870473A (en) * | 1970-09-02 | 1975-03-11 | Hughes Aircraft Co | Tandem furnace crystal growing device |
JPH02145499A (ja) * | 1988-12-28 | 1990-06-04 | Tsuaitowan Faaren Gonie Jishu Ienjiou Yuen | 砒化ガリウム単結晶の成長方法 |
-
1970
- 1970-07-30 CH CH1151270A patent/CH549530A/de not_active IP Right Cessation
- 1970-08-11 NL NL7011829A patent/NL7011829A/xx unknown
- 1970-08-12 AT AT734770A patent/AT316653B/de not_active IP Right Cessation
- 1970-08-18 US US64770A patent/US3690847A/en not_active Expired - Lifetime
- 1970-08-26 SE SE11579/70A patent/SE354014B/xx unknown
- 1970-08-26 CA CA091592A patent/CA935360A/en not_active Expired
- 1970-08-26 GB GB1297829D patent/GB1297829A/en not_active Expired
- 1970-08-26 FR FR7031238A patent/FR2059279A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1943550B2 (de) | 1972-11-09 |
CA935360A (en) | 1973-10-16 |
GB1297829A (de) | 1972-11-29 |
FR2059279A5 (de) | 1971-05-28 |
DE1943550A1 (de) | 1971-05-06 |
US3690847A (en) | 1972-09-12 |
NL7011829A (de) | 1971-03-02 |
SE354014B (de) | 1973-02-26 |
AT316653B (de) | 1974-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH556882A (de) | Verfahren zum haerten von epoxiden. | |
CH553161A (de) | Verfahren zur herstellung von phenylalaninderivaten. | |
CH554830A (de) | Verfahren zur herstellung von styrylaralkylaminen. | |
NL145874B (nl) | Werkwijze ter bereiding van polyamiden. | |
AT297047B (de) | Verfahren zum Herstellen von Reliefformen | |
CH558349A (de) | Verfahren zur herstellung von furan-3-carboxamiden. | |
CH554343A (de) | Verfahren zur herstellung von benzomorphanderivaten. | |
CH537904A (de) | Verfahren zur Herstellung von L-3,4-Dihydroxyphenylalaninderivaten | |
AT279157B (de) | Verfahren zum Herstellen von Polymerisaten aus α-Olefinen | |
CH551482A (de) | Verfahren zur versiegelung poroeser steifer artikel. | |
AT338873B (de) | Verfahren zum herstellen von kleinflachigen thyristoren | |
DE1911335B2 (de) | Verfahren zum herstellen von volumeneffekt halbleiter bauelementen | |
CH552567A (de) | Verfahren zur herstellung von phenylalaninderivaten. | |
CH549530A (de) | Verfahren zum herstellen von hochreinem galliumarsenid. | |
NL167687C (nl) | Werkwijze ter bereiding van d-limoneenmercaptan. | |
NL143904B (nl) | Werkwijze ter bereiding van 1,3-cyclohexaandiaminen. | |
NL166696C (nl) | Werkwijze ter bereiding van digoxine-3'''-monomethyl- ether. | |
AT256477B (de) | Verfahren zum Herstellen von schaumförmigen Polyamiden | |
CH548979A (de) | Verfahren zur herstellung von chalconderivaten. | |
CH557846A (de) | Verfahren zum herstellen von hochoxalkylierten polyamiden. | |
AT285932B (de) | Verfahren zum Herstellen von Polymerisaten aus α-Olefinen | |
AT321011B (de) | Verfahren zum Herstellen von Schmuckgegenständen | |
AT250929B (de) | Verfahren zum Herstellen von Lactamen | |
CH533579A (de) | Verfahren zum Stabilisieren von 2,5-Dimethylhexadienen | |
ATA31972A (de) | Verfahren zum herstellen von (-) -vincamin |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |