Microstructure and Jc improvements in overpressure processed Ag-sheathed Bi-2223 tapes

IEEE Transactions on Applied Superconductivity

Volumn 13, Issue 2 III, 2003, Pages 2921-2925

  Yuan, Y ^a   Jiang, J ^a   Cai, X Y ^a   Patnaik, S ^a   Polyanskii, A A ^a   Hellstrom, E E ^a   Larbalestier, D C ^a   Williams, R K ^b   Huang, Y ^c  

^a University of Wisconsin Madison   (United States)

^b OAK RIDGE NATIONAL LABORATORY   (United States)

^c AMERICAN SUPERCONDUCTOR CORPORATION   (United States)

Author keywords

Bi 2223; Critical current density; Overpressure processing; Porosity

Indexed keywords

BISMUTH; CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); HEAT TREATMENT; MICROSTRUCTURE; POROSITY; SCANNING ELECTRON MICROSCOPY; SILVER;

OVERPRESSURE PROCESSING;

SUPERCONDUCTING TAPES;

EID: 0042466476     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2003.812047     Document Type: Conference Paper

References (12)

1. P. Kovac, I. Husek, W. Pachla, T. Melisek, and V. Kliment, "The effect of fabrication pressure on critical transport current density in press-sinter processing of Bi(2223)Ag tapes," Supercond. Sci. Technol., vol. 8, pp. 341-346, 1995.
2. P. Haldar, J. G. Hoehn, Jr., J. A. Rice, and L. R. Motowidlo, "Enhancement in critical current density of Bi-Pb-Sr-Ca-Cu-O tapes by thermomechanical processing: Cold rolling versus uniaxial pressing," Appl, Phys. Lett., vol. 60, pp. 495-497, 1992.
3. xtapes, " Supercond. Sci. Technol., vol. 14, pp. 548-556, 2001.
4. M. O. Rikel, R. K. Williams, X. Cai, A. Polyanskii, J. Jiang, D. Wesolowski, E. E. Hellstrom, D. C. Larbalestier, K. DeMoranville, and G. N. Riley, Jr., "Overpressure processing Bi-2223/Ag tape," IEEE Trans. Appl. Supercond., vol. 11, pp. 3026-3029, 2001.
5. x tapes," Physica C, vol. 372-376, pp. 883-886, 2002.
6. x tapes," IEEE Trans. Appl. Supercond., submitted for publication.
7. 10-x," J- Mater. Res., vol. 7, pp. 38-42, 1992.
8. N. N. Merchant, J. S. Luo, A. K. Fischer, V. A. Maroni, E. R. Podtburg, W. L. Carter, Q. Li, A. Otto, M. W. Rupien, and G. N. Riley, Jr., "Phase formation and microstructure development in silver-clad Bi-2223 multifilament composite conductors," Supercond. Sci. Technol., vol. 12, pp. 327-336, 1999.
9. S. Patnaik, D. M. Feldman, A. Polyanskii, Y. Yuan, J. Jiang, X. Y. Cai, E. Hellstrom, and D. C. Larbalestier, "Local measurements of current density by magneto-optical current reconstruction in normally and overpressure processed Bi-2223 tapes," IEEE Trans. Appl. Supercond., submitted for publication.
10. x, tape with high critical current density," IEEE Trans. Appl. Supercond., vol. 11, pp. 3269-3272, 2001.
11. Y. B. Huang, X. Y. Cai, G N. Riley, Jr., D. C. Larbalestier, D. Yu, M. Teplitsky, A. Otto, S. Fleshier, and R. D. Parella, "Progress in Bi-2223 tape performance," Adv. Cryo. Engr. Mater., vol. 48B, pp. 717-723, 2002.
12. y, at (001) twist boundaries," Physica C, vol. 219, pp. 378-388, 1994.