JPH0475879B2 - - Google Patents
Info
- Publication number
- JPH0475879B2 JPH0475879B2 JP61179348A JP17934886A JPH0475879B2 JP H0475879 B2 JPH0475879 B2 JP H0475879B2 JP 61179348 A JP61179348 A JP 61179348A JP 17934886 A JP17934886 A JP 17934886A JP H0475879 B2 JPH0475879 B2 JP H0475879B2
- Authority
- JP
- Japan
- Prior art keywords
- single crystal
- temperature
- polycrystalline material
- polycrystalline
- seed
- 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 - Lifetime
Links
- 239000013078 crystal Substances 0.000 claims description 161
- 239000000463 material Substances 0.000 claims description 113
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 24
- 239000002223 garnet Substances 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 238000002844 melting Methods 0.000 claims description 18
- 230000008018 melting Effects 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000000354 decomposition reaction Methods 0.000 claims description 12
- 230000005496 eutectics Effects 0.000 claims description 8
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 3
- 229910052691 Erbium Inorganic materials 0.000 claims description 3
- 229910052693 Europium Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 3
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 3
- 229910052772 Samarium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- 229910052775 Thulium Inorganic materials 0.000 claims description 3
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims description 3
- 239000007790 solid phase Substances 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910052797 bismuth Inorganic materials 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 239000012071 phase Substances 0.000 description 16
- 239000011148 porous material Substances 0.000 description 13
- 239000007791 liquid phase Substances 0.000 description 11
- 238000001513 hot isostatic pressing Methods 0.000 description 8
- 238000011282 treatment Methods 0.000 description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000000280 densification Methods 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 5
- 229910017604 nitric acid Inorganic materials 0.000 description 5
- 229910052718 tin Inorganic materials 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 238000011221 initial treatment Methods 0.000 description 4
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 239000006061 abrasive grain Substances 0.000 description 3
- 239000002178 crystalline material Substances 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000007716 flux method Methods 0.000 description 2
- ZPDRQAVGXHVGTB-UHFFFAOYSA-N gallium;gadolinium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Gd+3] ZPDRQAVGXHVGTB-UHFFFAOYSA-N 0.000 description 2
- MTRJKZUDDJZTLA-UHFFFAOYSA-N iron yttrium Chemical compound [Fe].[Y] MTRJKZUDDJZTLA-UHFFFAOYSA-N 0.000 description 2
- 238000010587 phase diagram Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000013022 formulation composition Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910003451 terbium oxide Inorganic materials 0.000 description 1
- SCRZPWWVSXWCMC-UHFFFAOYSA-N terbium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Tb+3].[Tb+3] SCRZPWWVSXWCMC-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
- H01F1/346—[(TO4) 3] with T= Si, Al, Fe, Ga
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17934886A JPS6335490A (ja) | 1986-07-30 | 1986-07-30 | 単結晶体の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17934886A JPS6335490A (ja) | 1986-07-30 | 1986-07-30 | 単結晶体の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6335490A JPS6335490A (ja) | 1988-02-16 |
| JPH0475879B2 true JPH0475879B2 (US20090192370A1-20090730-C00001.png) | 1992-12-02 |
Family
ID=16064272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17934886A Granted JPS6335490A (ja) | 1986-07-30 | 1986-07-30 | 単結晶体の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6335490A (US20090192370A1-20090730-C00001.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205872A (en) * | 1988-12-10 | 1993-04-27 | Kawasaki Steel Corporation | Method of producing crystal bodies having controlled crystalline orientation |
| JP2523205B2 (ja) * | 1989-08-29 | 1996-08-07 | 日本碍子株式会社 | ガ―ネット型フェライト単結晶の製造方法 |
| DE69016699T2 (de) * | 1989-04-28 | 1995-08-17 | Ngk Insulators Ltd | Verfahren zur Herstellung von Ferritkristallen und Verfahren zur Herstellung von vorzugsweise dafür verwendeten Ferritpulvern. |
| JPH0891998A (ja) * | 1994-09-16 | 1996-04-09 | Ngk Insulators Ltd | 広帯域光アイソレーター用材料の製造方法および広帯域光アイソレーター用材料 |
| US9533917B2 (en) * | 2012-12-06 | 2017-01-03 | Shin-Etsu Chemical Co., Ltd. | Light-transmitting bismuth-substituted rare-earth iron garnet-type calcined material, and magneto-optical device |
| WO2017019746A1 (en) * | 2015-07-28 | 2017-02-02 | The Penn State Research Foundation | Method and apparatus for producing crystalline cladding and crystalline core optical fibers |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5363410A (en) * | 1976-11-18 | 1978-06-06 | Matsushita Electric Ind Co Ltd | Method of making ceramics |
| JPS5918189A (ja) * | 1982-07-21 | 1984-01-30 | Toshiba Corp | 圧電体単結晶の製造方法 |
| JPS5926994A (ja) * | 1982-08-05 | 1984-02-13 | Matsushita Electric Ind Co Ltd | 酸化物単結晶の製造方法 |
| JPS5926992A (ja) * | 1982-07-29 | 1984-02-13 | Matsushita Electric Ind Co Ltd | 単結晶フエライトの製造法 |
-
1986
- 1986-07-30 JP JP17934886A patent/JPS6335490A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5363410A (en) * | 1976-11-18 | 1978-06-06 | Matsushita Electric Ind Co Ltd | Method of making ceramics |
| JPS5918189A (ja) * | 1982-07-21 | 1984-01-30 | Toshiba Corp | 圧電体単結晶の製造方法 |
| JPS5926992A (ja) * | 1982-07-29 | 1984-02-13 | Matsushita Electric Ind Co Ltd | 単結晶フエライトの製造法 |
| JPS5926994A (ja) * | 1982-08-05 | 1984-02-13 | Matsushita Electric Ind Co Ltd | 酸化物単結晶の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6335490A (ja) | 1988-02-16 |
