Strongly coupled artificial bulk HTS grain boundaries with high critical current densities

IEEE Transactions on Applied Superconductivity

Volumn 17, Issue 2, 2007, Pages 2949-2952

  Babu, N Hari ^a   Withnell, T D ^a   Iida, K ^a   Cardwell, D A ^a  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

Artificial grain boundaries; High temperature superconductors; Multi seeding; Y Ba Cu O

Indexed keywords

CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); CRYSTAL ORIENTATION; GRAIN BOUNDARIES; NUCLEATION; SINGLE CRYSTALS; YTTRIUM BARIUM COPPER OXIDES;

ARTIFICIAL GRAIN BOUNDARIES; MULTI SEEDING; NUCLEATION SITES;

HIGH TEMPERATURE SUPERCONDUCTORS;

EID: 34547467166     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2007.899063     Document Type: Conference Paper

References (12)

1. M. Tomita and M. Murakami, "High-temperature superconductor bulk magnets that can trap magnetic fields of over 1.7 T at 29 K," Nature, vol. 421, p. 517, 2003.
2. S. Grass, G. Fuchs, G. Krabbes, P. Verges, G. Stöver, K.-H. Müller, J. Fink, and L. Schultz, "Superconducting bulk magnets: Very high trapped fields and cracking," Appl. Phys. Lett., vol. 79, p. 3131, 2001.
3. D. Litzkendorf, T. Habisreuther, J. Bierlich, O. Surzhenko, M. Zeisberger, S. Kracunovska, and W. Gawalek, "Increased efficiency of batch processed melt-textured YBCO," Supercond. Sci. Technol., vol. 1.8, pp. S206-S208, 2005.
4. P. Schaetzle, G. Krabbes, G. Stover, G. Fuchs, and D. Schlafer, "Multiseeded melt crystallization of YBCO bulk materials for cryogenic applications," Supercond. Sci. Technol., vol. 12, pp. 69-76, 1999.
5. Y. A. Jee, C.-J. Kim, T.-H. Sung, and G.-W. Hong, "Top-seeded melt growth of Y-Ba-Cu-O superconductor with multiseeding," Supercond. Sci. Technol., vol. 1.3, p. 195, 2000.
6. 7," Supercond. Sci. Technol., vol. 14, p. 260, 2001.
7. T. D. Withnell, N. H. Babu, K. Iida, Y. Shi, D. A. Cardwell, S. Haindl, F. Hengstberger, and H. W. Weber, "The effect of seed orientation and separation on the field trapping properties of multi-seeded Y-Ba-Cu-O," Physica C, vol. 445-448, p. 382, 2006.
8. E. S. Reddy, N. Hari Babu, K. Iida, T. D. Withnell, Y. Shi, and D. A. Cardwell, "The effect of size, morphology and crystallinity of seed crystals on the nucleation and growth of Y-Ba-Cu-O single grain superconductors," Supercond. Sci. Technol., vol. 18, p. 64, 2005.
9. S. Haindl, M. Eisterer, H. W. Weber, N. H. Babu, and D. A. Cardwell, "Grain boundaries in multi-seeded melt-grown superconductors," IEEE Trans. Appl. Supercond., vol. 15, pp. 3129-3132, 2005.
10. M. Sawamur, M. Morita, and. H. Hirano, "A new method for multiseeding RE-Ba-Cu-O superconductors," Supercond. Sci Technol., vol. 17, p. S418, 2004.
11. N. Hari. Babu, M. Kambara, Y.-H. Shi, D. A. Cardwell, C. D. Tarrant, and K. R. Schneider, "Processing and microstructure of single grain, uranium, doped Y-Ba-Cu-O superconductor," Supercond. Sci. Technol, vol. 15, pp. 104-110, 2002.
12. N. Hari Babu, Y. Shi, K. Iida, and D. A. Cardwell, "A practical, processing method for the fabrication of large, single grain RE-Ba-Cu-O superconductors," Nature Materials, vol. 4, pp. 476-480, 2005.