Progress in melt processing of Nd-Ba-Cu-O superconductors

IEEE Transactions on Applied Superconductivity

Volumn 7, Issue 2 PART 2, 1997, Pages 1781-1786

  Yoo, S I ^a  

^a SUPERCONDUCTIVITY RESEARCH LABORATORY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); CRYSTAL GROWTH; METAL MELTING; NEODYMIUM COMPOUNDS; SOLIDIFICATION;

FISHTAIL PEAK; OXYGEN CONTROLLED MELT GROWTH (OCMG);

OXIDE SUPERCONDUCTORS;

EID: 0031167075     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/77.620928     Document Type: Article

References (24)

1. S. Jin, T. H. Tiefel, R. C. Sherwood, M. E. Davis, R. B. van Dover, G. W. Kammlott, R. A. Fastnacht, and H. D. Keith, "High critical currents in Y-Ba-Cu-O superconductors", Appl. Phys. Lett. , vol. 52, 1988, pp. 2074-2076.
2. x superconductor", Appl. Phys. Lett. , vol. 54, 1989, pp. 2352-2354.
3. c in oxide superconductors", Jpn. J. Appl. Phys. , vol. 28, 1989, pp. 1189-1194.
4. H. Fujimoto, M. Murakami, S. Gotoh, N. Koshizuka, T. Oyama, Y. Shiohara, and S. Tanaka, "Melt processing of YBaCuO oxide superconductors", Advances in Superconductivity 2, edited by T. Ishiguro and K. Kajimura (Springer-Verlag, Tokyo, 1990), pp. 285-288.
5. 7-y", Phys. Rev. B, vol. 43, 1991, pp. 3091-3100.
6. 7", Nature, vol. 342, 1989, pp. 55-56.
7. L. Civale, A. D. Marwick, M. W. McElfresh, T. K. Worthington, A. P. Malozemoff, F. H. Holtzberg, J. R. Thompson, and M. A. Kirk, "Defect independence of the irreversibility line in proton-irradiated Y-Ba-Cu-O crystals", Phys. Rev. Lett. , vol. 65, 1990, pp. 1164-1167.
8. 7 crystals: enhanced pinning at high fields and temperatures", Phys. Rev. Lett. , vol. 67, 1991, pp. 648-651.
9. c", Appl. Phys. Lett. , vol. 65, 1994, pp. 633-635.
10. y superconductors", Jpn. J. Appl. Phys. , vol. 33, 1994, pp. L715-717.
11. S. I. Yoo, M. Murakami, N. Sakai, T. Ohyama, T. Higuchi, M. Watahiki and M. Takahashi, "Melt processing for strong flux pinning in RE-Ba-Cu-O (RE: Nd,Sm,Eu,Gd) superconductors", J. Electron. Mater. , vol. 24, 1995, pp. 1923-1930.
12. M. Murakami, S. I. Yoo, T. Higuchi, N. Sakai, M. Watahiki, N. Koshizuka, and S. Tanaka, "A new type of pinning center in melt grown Nd123 and Sm123", Physica C, vol. 235-240, 1994, pp. 2781-2782.
13. y superconductors", Jpn. J. Appl. Phys. , vol. 33, 1994, pp. L1000-L1003.
14. S. I. Yoo, and R. W. McCallum, "Phase diagram in the Nd-Ba-Cu-O system", Physica C, vol. 210, 1993, pp. 147-156.
15. 7+d", Physica C, vol. 219, 1994, pp. 145-155.
16. c NdBCO superconductors during melt processing in reduced oxygen atmospheres", in Advances in Superconductivity 7, edited by K. Yamafuji and T. Morishita, (Springer-Verlag, Tokyo, 1995) pp. 705-708.
17. 6+x", preprint, submitted to Am. Ceram. Soc.
18. y single crystals prepared under a reduced oxygen partial pressure", Advances in Superconductivity 8, edited by H. Hayakawa and Y. Enomoto (Springer-Verlag, Tokyo, 1996), pp. 285-288.
19. c and large J", IEEE Trans. Appl. Supercond. , vol. 5, 1995, pp. 1568-1591.
20. 7-δ", Nature, vol. 346, 1990, pp. 332-335.
21. 7+y superconducting matrix", submitted to J. Mater. Res.
22. H. Kojo, S. I. Yoo, N. Sakai and M. Murakami, "Control of the Nd422 second phase for the improvement of the critical current density in Nd-Ba-Cu-O superconductors" presented at Proc. 5th World Congress on Superconductivity, Budapest, July 7-11, 1996 to be published.
23. y", Physica C, vol. 255, 1995, pp. 65-75.
24. 7-d single-crystal superconductor", Physica C, vol. 259, 1996, pp. 295-303.