KR890009009A - 초전도체 - Google Patents
초전도체 Download PDFInfo
- Publication number
- KR890009009A KR890009009A KR1019880014598A KR880014598A KR890009009A KR 890009009 A KR890009009 A KR 890009009A KR 1019880014598 A KR1019880014598 A KR 1019880014598A KR 880014598 A KR880014598 A KR 880014598A KR 890009009 A KR890009009 A KR 890009009A
- Authority
- KR
- South Korea
- Prior art keywords
- superconductor
- bismuth
- tri
- melting point
- metal oxides
- Prior art date
Links
- 239000002887 superconductor Substances 0.000 title claims description 8
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical group [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical group [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims 2
- 230000008018 melting Effects 0.000 claims 2
- 238000002844 melting Methods 0.000 claims 2
- 229910044991 metal oxide Inorganic materials 0.000 claims 2
- 150000004706 metal oxides Chemical class 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052788 barium Inorganic materials 0.000 claims 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052727 yttrium Inorganic materials 0.000 claims 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 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
- C04B35/4521—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 bismuth oxide
-
- 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
- C04B35/4504—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 rare earth oxides
-
- 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
-
- 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
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/775—High tc, above 30 k, superconducting material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 초전도체의 77K 온도에서의 전류밀도의 비스무스, 안티모니, 붕소, 납 및 프라세오디-미움중 하나와 같은 원소 산화물 함유의존성 특성곡선 그래프.
Claims (6)
- 이트리움, 바리움 및 동(Y-Ba-Cu 3성분 금속산화물)을 포함하는 3성분 금속산화물과 3성분 금속산화물의 용융점보다 낮은 용융점을 갖는 원소의 산화물 0.1-5.0wt%을 필수성분으로 하여 구성되는 것이 특징인 초전도체.
- 제1항에 있어서, 상기 원소는 비스무스인 것이 특징인 초전도체.
- 제1항에서, 상기 원소는 비스무스인 것이 특징인 초전도체.
- 제1항에서, 상기 원소는 붕소인 것이 특징인 초전도체.
- 제1항에서, 상기 원소는 납인 것이 특징인 초전도체.
- 제1항에서, 상기 원소는 프라세오디미움인 것이 특징인 초전도체.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62281004A JPH01122923A (ja) | 1987-11-09 | 1987-11-09 | 超電導体 |
| JP62-281004 | 1987-11-09 | ||
| JP62-316160 | 1987-12-16 | ||
| JP62316160A JPH01160822A (ja) | 1987-12-16 | 1987-12-16 | 超電導体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890009009A true KR890009009A (ko) | 1989-07-13 |
| KR910008717B1 KR910008717B1 (ko) | 1991-10-19 |
Family
ID=26554018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019880014598A KR910008717B1 (ko) | 1987-11-09 | 1988-11-07 | 초전도체 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4959348A (ko) |
| EP (1) | EP0315977A3 (ko) |
| KR (1) | KR910008717B1 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1341504C (en) * | 1988-03-25 | 2006-04-11 | Jun Akimitsu | Substituted superconductive bi-sr-ca-cu oxide and bi-sr-ca-ln-cu oxide compositions |
| US5217946A (en) * | 1989-05-01 | 1993-06-08 | W. R. Grace & Co.-Conn. | Tin-containing ceramic composition |
| JP3327548B2 (ja) * | 1991-07-01 | 2002-09-24 | ユニバーシティ オブ ヒューストン−ユニバーシティ パーク | 高臨界電流を有する高温超伝導体の成形体の製法 |
| US5310705A (en) * | 1993-01-04 | 1994-05-10 | The United States Of America As Represented By The United States Department Of Energy | High-field magnets using high-critical-temperature superconducting thin films |
| JPH08288563A (ja) * | 1995-04-17 | 1996-11-01 | Sumitomo Electric Ind Ltd | 超電導電界効果型素子およびその作製方法 |
| DE69628206T2 (de) * | 1996-12-26 | 2004-04-08 | Ict Co. Ltd. | Katalysator und methode zur abgasreinigung |
| JP4579909B2 (ja) * | 2004-03-12 | 2010-11-10 | 財団法人国際超電導産業技術研究センター | 希土類系酸化物超電導体及びその製造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4485182A (en) * | 1982-07-28 | 1984-11-27 | Ibiden Kabushiki Kaisha | Powder composition for producing sintered ceramic |
-
1988
- 1988-11-07 KR KR1019880014598A patent/KR910008717B1/ko not_active IP Right Cessation
- 1988-11-09 US US07/269,065 patent/US4959348A/en not_active Expired - Fee Related
- 1988-11-09 EP EP88118668A patent/EP0315977A3/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US4959348A (en) | 1990-09-25 |
| KR910008717B1 (ko) | 1991-10-19 |
| EP0315977A2 (en) | 1989-05-17 |
| EP0315977A3 (en) | 1990-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19971226 Year of fee payment: 8 |
|
| LAPS | Lapse due to unpaid annual fee |