Effects of the field dependent Jc on the vertical levitation force between a superconductor and a magnet

IEEE Transactions on Applied Superconductivity

Volumn 13, Issue 2 II, 2003, Pages 2142-2145

  Li, Gang ^a,b   Qin, Meng Jun ^a   Liu, Hua Kun ^a   Dou, Shi Xue ^a  

^a UNIVERSITY OF WOLLONGONG   (Australia)

^b PEKING UNIVERSITY   (China)

Author keywords

Field dependent critical current; Force loop; Levitation force; Superconductor; Supercurrent distribution

Indexed keywords

CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); DISKS (STRUCTURAL COMPONENTS); MAGNETIC FIELD EFFECTS; MAGNETIZATION; PERMANENT MAGNETS;

LEVITATION FORCES;

SUPERCONDUCTING MATERIALS;

EID: 0041471613     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2003.813019     Document Type: Conference Paper

References (15)

1. P. Z. Zhang and F. C. Moon, "Levitation force and magnetic stiffness in bulk high-temperature superconductors," J. Appl. Phys., vol. 67, no. 9, p. 4358, 1990.
2. Y. S. Cha, J. R. Hull, T. Mulcahy, and T. Rossing, "Effect of size and geometry on levitation force measurements between permanent magnets and high-temperature superconductors," J. Appl. Phys., vol. 70, no. 10, p. 6504, 1991.
3. W. Henning, D. Parks, R. Weinstein, and R. Sawh, "Enhanced levitation forces with field cooled YBCO," Appl. Phys. Lett., vol. 72, no. 23, p. 3059, 1998.
4. c superconductor," IEEE Transactions on Magnetics, vol. 35, no. 3, p. 1270, 1999.
5. X. H. Jiang and A. M. Campbell, "Numerical calculation of magnetic fields in melt processed YBCO magnets," IEEE Transactions on Applied Superconductivity, vol. 7, no. 2, p. 1213, 1997.
6. M. Tsuchimoto, T. Kojima, and T. Honma, "Numerical analysis of frozen field model for levitation force of HTSC," Cryogenics, vol. 34, no. 10, p. 821, 1994.
7. M. Tsuchimoto and T. Honma, "Numerical evaluation of levitation force of HTSC flywheel," IEEE Transactions on Applied Superconductivity, vol. 4, no. 4, p. 211, 1994.
8. C. Navau and A. Sanchez, "Magnetic levitation of superconductors in the critical state," Phys. Rev. B, vol. 58, pp. 963-970, 1998.
9. T. Torng and Q. Y. Chen, "Magnetic forces for type II superconductors in a levitation field," J. Appl. Phys., vol. 73, no. 3, p. 1198, 1993.
10. A. Sanchez and C. Navau, "Magnetic properties of finite superconducting cylinders. I. Uniform applied field," Phys. Rev. B, vol. 64, p. 214506, 2001.
11. C. Navau and A. Sanchez, "Magnetic properties of finite superconducting cylinders. II. Nonuniform applied field and levitation force," Phys. Rev. B, vol. 64, p. 214507, 2001.
12. E. H. Brandt, "Superconductors of finite thickness in a perpendicular magnetic field. I. Strips and slabs," Phys. Rev. B, vol. 54, p. 4246, 1996.
13. _, "Superconductor disks and cylinders in an axial magnetic field: I. Flux penetration and magnetization curves," Phys. Rev. B, vol. 58, p. 6506, 1998.
14. _, "Superconductor disks and cylinders in an axial magnetic field: II. Nonlinear and linear susceptibilities," Phys. Rev. B, vol. 58, p. 6523, 1998.
15. M. J. Qin, G. Li, H. K. Liu, S. X. Dou, and E. H. Brandt, "Calculation of the hysteretic force between a superconductor and a magnet." Phys. Rev. B, vol. 66, p. 024516, 2002.