DE3932423C2 - - Google Patents
Info
- Publication number
- DE3932423C2 DE3932423C2 DE3932423A DE3932423A DE3932423C2 DE 3932423 C2 DE3932423 C2 DE 3932423C2 DE 3932423 A DE3932423 A DE 3932423A DE 3932423 A DE3932423 A DE 3932423A DE 3932423 C2 DE3932423 C2 DE 3932423C2
- Authority
- DE
- Germany
- Prior art keywords
- range
- oxide
- sinterable powder
- oxygen
- compact
- 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 - Fee Related
Links
- 239000000843 powder Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 16
- 230000001590 oxidative effect Effects 0.000 claims description 16
- 238000005245 sintering Methods 0.000 claims description 16
- 239000007795 chemical reaction product Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000002243 precursor Substances 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 230000005415 magnetization Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 2
- 229910052691 Erbium Inorganic materials 0.000 claims description 2
- 229910052693 Europium Inorganic materials 0.000 claims description 2
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 2
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 229910052779 Neodymium Inorganic materials 0.000 claims description 2
- 229910052775 Thulium Inorganic materials 0.000 claims description 2
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 2
- VQCBHWLJZDBHOS-UHFFFAOYSA-N erbium(III) oxide Inorganic materials O=[Er]O[Er]=O VQCBHWLJZDBHOS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052788 barium Inorganic materials 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 14
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 239000002887 superconductor Substances 0.000 description 8
- 239000002002 slurry Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 229910052727 yttrium Inorganic materials 0.000 description 5
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 150000002602 lanthanoids Chemical group 0.000 description 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052747 lanthanoid Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- RSEIMSPAXMNYFJ-UHFFFAOYSA-N europium(III) oxide Inorganic materials O=[Eu]O[Eu]=O RSEIMSPAXMNYFJ-UHFFFAOYSA-N 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000000386 microscopy Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 2
- 229910021521 yttrium barium copper oxide Inorganic materials 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- DIOYAVUHUXAUPX-ZHACJKMWSA-N 2-[methyl-[(e)-octadec-9-enoyl]amino]acetic acid Chemical group CCCCCCCC\C=C\CCCCCCCC(=O)N(C)CC(O)=O DIOYAVUHUXAUPX-ZHACJKMWSA-N 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical group CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 229910002480 Cu-O Inorganic materials 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000012571 Ficus glomerata Nutrition 0.000 description 1
- 240000000365 Ficus racemosa Species 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 235000015125 Sterculia urens Nutrition 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002772 conduction electron Substances 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910003443 lutetium oxide Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- FIXNOXLJNSSSLJ-UHFFFAOYSA-N ytterbium(III) oxide Inorganic materials O=[Yb]O[Yb]=O FIXNOXLJNSSSLJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/80—Constructional details
- H10N60/85—Superconducting active materials
- H10N60/855—Ceramic superconductors
- H10N60/857—Ceramic superconductors comprising copper oxide
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25351288A | 1988-10-05 | 1988-10-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3932423A1 DE3932423A1 (de) | 1990-04-12 |
| DE3932423C2 true DE3932423C2 (ja) | 1991-09-19 |
Family
ID=22960585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3932423A Granted DE3932423A1 (de) | 1988-10-05 | 1989-09-28 | Supraleitender polykristalliner koerper und verfahren zu seiner herstellung |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH02137762A (ja) |
| DE (1) | DE3932423A1 (ja) |
| GB (1) | GB2223489A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4210198A1 (de) * | 1992-03-28 | 1993-09-30 | Dresden Ev Inst Festkoerper | Verfahren zur Herstellung von schmelztexturierten Hochtemperatur-Supraleitern |
| DE4216545C1 (de) * | 1992-05-19 | 1993-12-16 | Solvay Barium Strontium Gmbh | Verfahren zur Herstellung von Hochtemperatursupraleiter-Material auf Basis von Yttrium-Barium-Kupferoxid sowie hierfür verwendbare Vormischung |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4119707A1 (de) * | 1991-06-14 | 1992-12-17 | Siemens Ag | Verfahren zum herstellen eines hochtemperatur-supraleitenden bauteiles und hochtemperatur-supraleitendes bauteil |
| DE4231129A1 (de) * | 1992-09-17 | 1994-03-24 | Tridelta Ag | Verfahren zur Herstellung texturierter keramischer Hochtemperatur-Supraleiterwerkstoffe |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3854134T2 (de) * | 1987-04-07 | 1996-01-18 | Fujikura Ltd | Supraleitendes Oxyd und Verfahren zur seiner Herstellung. |
| EP0292940A3 (en) * | 1987-05-25 | 1989-12-06 | Nippon Steel Corporation | Superconductor |
| DE3727910C2 (de) * | 1987-08-21 | 1995-11-23 | Hoechst Ag | Dichter supraleitender keramischer Formkörper und Verfahren zu seiner Herstellung sowie seine Verwendungen |
| JPH0797454B2 (ja) * | 1987-09-21 | 1995-10-18 | 株式会社半導体エネルギー研究所 | 超伝導材料の作製方法 |
| JPH01108156A (ja) * | 1987-10-20 | 1989-04-25 | Sumitomo Heavy Ind Ltd | 酸化物系超電導材の製造方法 |
| DE3825710A1 (de) * | 1987-11-02 | 1989-05-11 | Siemens Ag | Supraleitender permanentmagnetischer koerper |
| US4990493A (en) * | 1988-09-06 | 1991-02-05 | General Electric Company | Process of making an oriented polycrystal superconductor |
-
1989
- 1989-09-13 GB GB8920707A patent/GB2223489A/en not_active Withdrawn
- 1989-09-28 DE DE3932423A patent/DE3932423A1/de active Granted
- 1989-10-05 JP JP1258985A patent/JPH02137762A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4210198A1 (de) * | 1992-03-28 | 1993-09-30 | Dresden Ev Inst Festkoerper | Verfahren zur Herstellung von schmelztexturierten Hochtemperatur-Supraleitern |
| DE4216545C1 (de) * | 1992-05-19 | 1993-12-16 | Solvay Barium Strontium Gmbh | Verfahren zur Herstellung von Hochtemperatursupraleiter-Material auf Basis von Yttrium-Barium-Kupferoxid sowie hierfür verwendbare Vormischung |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2223489A (en) | 1990-04-11 |
| JPH02137762A (ja) | 1990-05-28 |
| DE3932423A1 (de) | 1990-04-12 |
| GB8920707D0 (en) | 1989-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4990493A (en) | Process of making an oriented polycrystal superconductor | |
| DD301618A9 (de) | Supraleitung in viereckig-planaren mischsystemen | |
| EP0495677B1 (en) | Oxide superconducting material and process for producing the same | |
| JP2839415B2 (ja) | 希土類系超電導性組成物の製造方法 | |
| US5508253A (en) | REBa2 Cu3 O7-y type oxide superconductive material having high critical current density and process for preparation thereof | |
| DE60224418T2 (de) | Methode zum verbinden von supraleitern und ein verbundsupraleiter | |
| US5288679A (en) | Process for producing superconducting wires | |
| US5037801A (en) | Method for producing a wire- or band-shaped ceramic superconductor | |
| US5395820A (en) | Oxide superconductor and process for producing the same | |
| EP0493007B1 (en) | Rare earth oxide superconducting material and process for producing the same | |
| DE3932423C2 (ja) | ||
| US5273956A (en) | Textured, polycrystalline, superconducting ceramic compositions and method of preparation | |
| EP0402371B1 (de) | HOCH-Tc-SUPRALEITER UND VERFAHREN ZU SEINER HERSTELLUNG | |
| DE69934867T2 (de) | Oxidisches supraleitendes Material und Verfahren zu seiner Herstellung | |
| JP3159764B2 (ja) | 希土類系超電導体の製造方法 | |
| DE3803680C2 (ja) | ||
| DE19817875C2 (de) | Verfahren zur Herstellung von optimierten, schmelztexturierten Volumenproben auf der Basis des Hochtemperatursupraleiters Y¶1¶Ba¶2¶Cu¶3¶O¶7¶ | |
| EP0409121B1 (de) | Dichte, supraleitende Körper mit Textur | |
| JP3115915B2 (ja) | 希土類系酸化物超電導体の製造方法 | |
| EP0389960A1 (de) | Dichte, supraleitende Körper mit Textur | |
| DE10112990A1 (de) | Permanentmagnet aus einem supraleitenden keramischen Material | |
| DE3804601A1 (de) | Verfahren zur herstellung eines langgestreckten koerpers mit einem oxidkeramischen supraleitermaterial | |
| Yang et al. | Plastic Extrusion of YBa 2 Cu 3 O 7-y-Ag Composite Superconducting Wires using Pyrophoric Synthetic Powder | |
| DE19841664A1 (de) | Verfahren zur Herstellung schmelztexturierter Volumenproben auf der Basis von Hochtemperatursupraleiters Nd¶1¶Ba¶2¶Cu¶3¶O¶7¶/Nd¶4¶Ba¶2¶Cu¶2¶O¶1¶¶0¶ (NdBC) | |
| DE19913213A1 (de) | Supraleitende Körper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |