Trapped field profile for CSYL 28, CSYL 44
CSYL 28 YBCO Levitation Disk Trapped Field Measurements
(carried out at the Boeing Company – Phantom Works)
With 2 Tesla applied, the maximum trapped field on the top (seed side) was .85 tesla. The maximum trapped field on the bottom was 0.55 tesla.
CSYL 28 Characteristics
| Material | Melt textured YBa2Cu3O7-x with Y2BaCuO5 excess |
| Basic formula | Y1.8Ba2.4Cu3.4Ox + additives |
| Preparation method | Seeded melt growth |
| Critical temperature | ~ 90 K |
| Shape | Cylindrical |
| Diameter | 28 mm |
| Diameter tolerance | 5 % |
| Height | 10 mm |
| Levitation force (77 K) | 70 N1) |
Measurements are in mm.
CSYL 28 Top side
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CSYL 28 Bottom side
|
1) Measured with combination of NdFeB permanent magnet of 0.5 T surface magnetic field. Magnet diameter and height 20 mm. The levitation force is extrapolated to zero distance.
CSYL 44 YBCO Levitation Disk Trapped Field Measurements
(carried out at the Boeing Company – Phantom Works)
With 2 Tesla applied, the maximum trapped field on the top (seed side) was 1.1 Tesla.
CSYL 44 Characteristics
| Material | Melt textured YBa2Cu3O7-x with Y2BaCuO5 excess |
| Basic formula | Y1.8Ba2.4Cu3.4Ox + additives |
| Preparation method | Seeded melt growth |
| Critical temperature | ~ 90 K |
| Shape | Cylindrical |
| Diameter | 44 mm |
| Diameter tolerance | 5 % |
| Height | 14 mm |
| Levitation force (77 K) | 150 N2) |
2) Measured with combination of NdFeB permanent magnet of 0.5 T surface magnetic field. Magnet diameter and height 30 mm. The levitation force is extrapolated to zero distance.
Measurements are in mm.
CSYL 44 Top side
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CSYL 44 Bottom side
|
