FIELD: monocrystal preparing. SUBSTANCE: method involves melting of oxides of yttrium (III), copper (II) and barium (II) in corundum crucible in air at the rate 1-4 degree/h up to hardening. Isolated crystals were annealed at 420-480 C for 24-72 h under oxygen pressure 3-4 atm. Prepared crystals show temperature of superconductive transient Tc = 90 K and value of this transient is ΔTc≅ 0,5 K.. EFFECT: economy of method. 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF PRODUCTION OF MONO CRYSTALS OF HIGH TEMPERATURE SUPERCONDUCTING COMPOUNDS OF "123" TYPE | 2009 |
|
RU2434081C2 |
| METHOD OF PRODUCING HIGH-TEMPERATURE SUPERCONDUCTOR SINGLE CRYSTALS | 1990 |
|
SU1723847A1 |
| METHOD FOR CRUCIBLELESS PRODUCTION OF MONOCRYSTALS | 1991 |
|
RU2038430C1 |
| METHOD OF PRODUCTION OF HIGH-TEMPERATURE SUPERCONDUCTING COMPOUNDS | 2001 |
|
RU2182194C1 |
| MANUFACTURING OF YBCO GRADIENT CERAMIC MATERIAL USING PLASMA PROCESSING | 2022 |
|
RU2795949C1 |
| METHOD OF HIGH-TEMPERATURE SUPERCONDUCTOR PREPARING | 1990 |
|
RU2010782C1 |
| METHOD FOR PRODUCTION OF SUPERCONDUCTING MATERIAL MBaCuO | 1996 |
|
RU2104939C1 |
| METHOD OF PREPARING SUPERCONDUCTING MONOCRYSTALS BASED ON BiSrCaCuO | 1993 |
|
RU2090665C1 |
| METHOD FOR PRODUCING HIGH-TEMPERATURE SUPERCONDUCTING POWDER OF YBaCuO TYPE COMPOSITION | 1990 |
|
SU1757360A1 |
| PROCESS OF MANUFACTURE OF HIGH-TEMPERATURE SUPERCONDUCTIVE ARTICLES FROM POWDER OF SUPERCONDUCTIVE CERAMICS | 1993 |
|
RU2050604C1 |
Authors
Dates
1995-03-20—Published
1990-04-27—Filed