Densification of YBa2Cu3O7−δ by uniaxial pressure sintering
✍ Scribed by S.L. Town; D.N. Mathews; J. Cochrane; G.J. Russell; K.N.R. Taylor
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 802 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0011-2275
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✦ Synopsis
Preliminary studies have been made of the preparation of high density YBCO by hot pressing techniques. Materials prepared at 1000°C under an axial load of 1 tonne on a 2.5 cm diameter die have been characterized and shown to exhibit superconducting behaviour after oxygenation for extended periods.
📜 SIMILAR VOLUMES
We have performed four probe transport measurements of the critical current in bulk samples of the high-Tc superconductors YBa2Cu307\_~ and DyBa2Cu3074. We found that over a range of temperatures the critical current varies linearly with (T c-T). This result indicates that these ceramics behave as a