AU5096990A - Superconducting metal oxide compositions and processes for manufacture and use - Google Patents
Superconducting metal oxide compositions and processes for manufacture and useInfo
- Publication number
- AU5096990A AU5096990A AU50969/90A AU5096990A AU5096990A AU 5096990 A AU5096990 A AU 5096990A AU 50969/90 A AU50969/90 A AU 50969/90A AU 5096990 A AU5096990 A AU 5096990A AU 5096990 A AU5096990 A AU 5096990A
- Authority
- AU
- Australia
- Prior art keywords
- temperature
- composition
- superconducting
- heated
- tube
- 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.)
- Abandoned
Links
- 239000000203 mixture Substances 0.000 title claims description 60
- 238000000034 method Methods 0.000 title claims description 13
- 229910044991 metal oxide Inorganic materials 0.000 title description 4
- 150000004706 metal oxides Chemical class 0.000 title description 4
- 238000004519 manufacturing process Methods 0.000 title description 2
- 239000000463 material Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 10
- 150000002978 peroxides Chemical class 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 4
- 239000010949 copper Substances 0.000 description 26
- 239000011575 calcium Substances 0.000 description 24
- 239000000843 powder Substances 0.000 description 22
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 13
- 239000010931 gold Substances 0.000 description 13
- 229910052737 gold Inorganic materials 0.000 description 13
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 12
- 229910008649 Tl2O3 Inorganic materials 0.000 description 12
- 230000004907 flux Effects 0.000 description 12
- QTQRFJQXXUPYDI-UHFFFAOYSA-N oxo(oxothallanyloxy)thallane Chemical compound O=[Tl]O[Tl]=O QTQRFJQXXUPYDI-UHFFFAOYSA-N 0.000 description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 11
- 230000007717 exclusion Effects 0.000 description 11
- 238000005259 measurement Methods 0.000 description 10
- 239000000292 calcium oxide Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 238000000227 grinding Methods 0.000 description 7
- 239000002243 precursor Substances 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 230000007704 transition Effects 0.000 description 6
- 229910002480 Cu-O Inorganic materials 0.000 description 5
- 239000010453 quartz Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 4
- 238000004320 controlled atmosphere Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 239000002887 superconductor Substances 0.000 description 3
- 229910009203 Y-Ba-Cu-O Inorganic materials 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000000634 powder X-ray diffraction Methods 0.000 description 2
- 229910014454 Ca-Cu Inorganic materials 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 230000005668 Josephson effect Effects 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- ZJRXSAYFZMGQFP-UHFFFAOYSA-N barium peroxide Chemical compound [Ba+2].[O-][O-] ZJRXSAYFZMGQFP-UHFFFAOYSA-N 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- WKMKTIVRRLOHAJ-UHFFFAOYSA-N oxygen(2-);thallium(1+) Chemical compound [O-2].[Tl+].[Tl+] WKMKTIVRRLOHAJ-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- 229910003438 thallium oxide Inorganic materials 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/45—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides
- C04B35/4512—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides containing thallium oxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F1/00—Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or the rare earths, in general
-
- 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)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26618088A | 1988-11-02 | 1988-11-02 | |
| US266180 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU5096990A true AU5096990A (en) | 1990-05-28 |
Family
ID=23013507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU50969/90A Abandoned AU5096990A (en) | 1988-11-02 | 1989-10-16 | Superconducting metal oxide compositions and processes for manufacture and use |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0441903A4 (ko) |
| JP (1) | JPH04501553A (ko) |
| KR (1) | KR900701659A (ko) |
| AU (1) | AU5096990A (ko) |
| CA (1) | CA2002022A1 (ko) |
| DK (1) | DK72091A (ko) |
| NO (1) | NO911667L (ko) |
| WO (1) | WO1990005384A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU632069B2 (en) * | 1988-08-10 | 1992-12-17 | E.I. Du Pont De Nemours And Company | Superconducting metal oxide compositions and processes for manufacture and use |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07138019A (ja) * | 1993-11-16 | 1995-05-30 | Nec Corp | タリウム系酸化物超伝導体の製造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1168762A (en) * | 1981-06-22 | 1984-06-05 | Osamu Michikami | Method of fabrication for josephson tunnel junction |
-
1989
- 1989-10-16 WO PCT/US1989/004477 patent/WO1990005384A1/en not_active Application Discontinuation
- 1989-10-16 AU AU50969/90A patent/AU5096990A/en not_active Abandoned
- 1989-10-16 KR KR1019900701396A patent/KR900701659A/ko not_active Application Discontinuation
- 1989-10-16 JP JP90503500A patent/JPH04501553A/ja active Pending
- 1989-10-16 EP EP19900903287 patent/EP0441903A4/en not_active Withdrawn
- 1989-11-01 CA CA002002022A patent/CA2002022A1/en not_active Abandoned
-
1991
- 1991-04-19 DK DK072091A patent/DK72091A/da not_active Application Discontinuation
- 1991-04-26 NO NO91911667A patent/NO911667L/no unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU632069B2 (en) * | 1988-08-10 | 1992-12-17 | E.I. Du Pont De Nemours And Company | Superconducting metal oxide compositions and processes for manufacture and use |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04501553A (ja) | 1992-03-19 |
| KR900701659A (ko) | 1990-12-04 |
| DK72091D0 (da) | 1991-04-19 |
| EP0441903A4 (en) | 1991-12-04 |
| EP0441903A1 (en) | 1991-08-21 |
| CA2002022A1 (en) | 1990-05-02 |
| NO911667D0 (no) | 1991-04-26 |
| DK72091A (da) | 1991-04-19 |
| NO911667L (no) | 1991-04-26 |
| WO1990005384A1 (en) | 1990-05-17 |
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