IT1058513B - Procedimento per l introduzione prestabilita di sostanze di drogaggio in cristalli di materiale semiconduttore durante la fusione a zone progressive senza crogiuolo - Google Patents
Procedimento per l introduzione prestabilita di sostanze di drogaggio in cristalli di materiale semiconduttore durante la fusione a zone progressive senza crogiuoloInfo
- Publication number
- IT1058513B IT1058513B IT2152176A IT2152176A IT1058513B IT 1058513 B IT1058513 B IT 1058513B IT 2152176 A IT2152176 A IT 2152176A IT 2152176 A IT2152176 A IT 2152176A IT 1058513 B IT1058513 B IT 1058513B
- Authority
- IT
- Italy
- Prior art keywords
- crucible
- crystals
- melting
- introduction
- procedure
- Prior art date
Links
- 239000013078 crystal Substances 0.000 title 1
- 238000001035 drying Methods 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 238000002844 melting Methods 0.000 title 1
- 230000008018 melting Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000000750 progressive effect Effects 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
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
- C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
- C30B13/08—Single-crystal growth by zone-melting; Refining by zone-melting adding crystallising materials or reactants forming it in situ to the molten zone
- C30B13/10—Single-crystal growth by zone-melting; Refining by zone-melting adding crystallising materials or reactants forming it in situ to the molten zone with addition of doping materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752514824 DE2514824A1 (de) | 1975-04-04 | 1975-04-04 | Verfahren zum gezielten einbringen von dotierungsstoffen in halbleiterkristallen beim tiegelfreien zonenschmelzen |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1058513B true IT1058513B (it) | 1982-05-10 |
Family
ID=5943121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2152176A IT1058513B (it) | 1975-04-04 | 1976-03-24 | Procedimento per l introduzione prestabilita di sostanze di drogaggio in cristalli di materiale semiconduttore durante la fusione a zone progressive senza crogiuolo |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS51123062A (cs) |
BE (1) | BE840358R (cs) |
DD (1) | DD125474A6 (cs) |
DE (1) | DE2514824A1 (cs) |
DK (1) | DK105876A (cs) |
GB (1) | GB1483883A (cs) |
IT (1) | IT1058513B (cs) |
LU (1) | LU74104A1 (cs) |
PL (1) | PL101699B3 (cs) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2338338C3 (de) * | 1973-07-27 | 1979-04-12 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung zum Dotieren beim tiegelfreien Zonenschmelzen eines Halbleiterkristallstabes |
-
1975
- 1975-04-04 DE DE19752514824 patent/DE2514824A1/de not_active Ceased
- 1975-12-24 LU LU74104A patent/LU74104A1/xx unknown
-
1976
- 1976-02-18 GB GB628976A patent/GB1483883A/en not_active Expired
- 1976-03-11 DK DK105876A patent/DK105876A/da not_active Application Discontinuation
- 1976-03-24 IT IT2152176A patent/IT1058513B/it active
- 1976-03-31 JP JP3589576A patent/JPS51123062A/ja active Pending
- 1976-04-02 PL PL18846076A patent/PL101699B3/pl unknown
- 1976-04-02 DD DD19218076A patent/DD125474A6/xx unknown
- 1976-04-02 BE BE165828A patent/BE840358R/xx active
Also Published As
Publication number | Publication date |
---|---|
GB1483883A (en) | 1977-08-24 |
DK105876A (da) | 1976-10-05 |
JPS51123062A (en) | 1976-10-27 |
DD125474A6 (cs) | 1977-04-20 |
LU74104A1 (cs) | 1976-07-20 |
DE2514824A1 (de) | 1976-10-14 |
PL101699B3 (pl) | 1979-01-31 |
BE840358R (fr) | 1976-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE441008B (sv) | Flytande kristallint material | |
FR2337188A1 (fr) | Matiere cristalline liquide dopee | |
DD135624A5 (de) | Fluessigkristalline mischungen | |
GB1548865A (en) | Integral fibrillated net material | |
IT1058531B (it) | Materiale flessibile di grafite | |
SE7706636L (sv) | Elektrodmaterial | |
DK477576A (da) | Fladeformet sygedygtigt stof | |
SE407487B (sv) | Langsam smeltsekring | |
SE7600947L (sv) | Materiallager | |
IT1066676B (it) | Procedimento per il trattamento termico di materiale in polvere | |
DK372276A (da) | Kautsjukmateriale | |
JPS51124021A (en) | Material for construction | |
AT346726B (de) | Diamantwerkstoff | |
FI803295L (fi) | Behandling av foeremaol med finfoerdelat material | |
JPS5319630A (en) | Portion material for construction | |
IT1058513B (it) | Procedimento per l introduzione prestabilita di sostanze di drogaggio in cristalli di materiale semiconduttore durante la fusione a zone progressive senza crogiuolo | |
FR2332059A1 (fr) | Broyeur-secheur pour materiau humide | |
SE419276B (sv) | Langsam smeltsekring | |
SE436850B (sv) | Vermeisolerande inleggsmaterial med flytegenskaper | |
IT1086508B (it) | Dispositivo per fondere a zone progressive,senza crogiulo,bacchette di materiale semiconduttore | |
SE7607432L (sv) | Vermebestendiga cellmaterial | |
SE7605982L (sv) | Fergfotografiskt material | |
ATA485876A (de) | Auftragsschweissmaterial | |
SE7601084L (sv) | Veska med utvendigt reflexmaterial | |
SE7714129L (sv) | Forfarande for delignifiering av lignocellulosamaterial med natronlut |