TITLE

Unusually large shielding fields in single-grain YBa[sub 2]Cu[sub 3]O[sub 7-delta]

AUTHOR(S)
Gao, L.; Xue, Y.Y.
PUB. DATE
August 1994
SOURCE
Applied Physics Letters;8/15/1994, Vol. 65 Issue 7, p907
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
Investigates magnetic field trapping and shielding in single grain YBa[sub 2]Cu[sub 3]O[sub 7-delta] disks. Effects of flux avalanches on the disks; Role of thermochemical properties in field shielding and trapping; Use of mechanical stress in enhancing field trapping by semiconductor disks.
ACCESSION #
4218145

 

Related Articles

  • Suppression of ac (hysteretic) loss by magnetic shielding of MgB[sub 2]/Fe superconductors: The pseudo-Meissner effect. Sumption, M. D.; Lee, E.; Collings, E. W.; Wang, X. L.; Dou, S. X. // AIP Conference Proceedings;2002, Vol. 614 Issue 1, p824 

    The M-H loops of MgB[sub 2] materials in bulk sintered form, as well as for PIT wire and tape MgB[sub 2]/Fe monofilamentary composites, have been measured at various temperatures. The influence of Fe on the M-H loops of the tape and wire are discussed. The normal Fe response is subtracted with...

  • Open-type hybrid magnetic shield using high-T[sub C] superconducting wire and flexible magnetic sheets. Seki, Yusuke; Suzuki, Daisuke; Ogata, Kuniomi; Tsukada, Keiji // Applied Physics Letters;2/10/2003, Vol. 82 Issue 6, p940 

    An open-ended, cylindrical magnetic shield using high-T[sub C] superconducting rings and flexible magnetic sheets has been developed. The superconducting ring is made of Bi[sub 2]Sr[sub 2]Ca[sub 2]Cu[sub 3]O[sub x] tape wire, and the flexible magnetic sheet is made of Fe-Cu-Nb-Si-B...

  • Effect of ac susceptibility in superconductors on magnetic shielding. Maruyama, M.; Hidaka, M.; Satoh, T. // Applied Physics Letters;4/28/2003, Vol. 82 Issue 17, p2868 

    We have theoretically studied the effect of ac susceptibility in superconductors on magnetic shielding. Our recent study of measured wave form distortion observed in a high-T[SUBc] superconductor sampler system suggests that the magnetic field leaks into the sampler circuit through the...

  • Magnetic trapping properties of high-Tc superconductors. Xu, Yunhui // Journal of Applied Physics;2/15/1991, Vol. 69 Issue 4, p2740 

    Investigates the field and the time dependencies of trapped magnetic field in solid and hollow cylinders of yttrium-barium-copper-oxygen superconductors (SC). Application of weak link granular superconductivity; Difference of the phenomena of magnetic trapping from the phenomena in conventional...

  • Magnetic shielding effects for the superposition of multi-layered soft-iron cylinders over a BPSCCO cylinder: Relationship between the shielding effect and the layer number of the soft-iron cylinder. Omura, A.; Oka, M.; Mori, K.; Itoh, M. // AIP Conference Proceedings;2002, Vol. 614 Issue 1, p421 

    For practical use, it is often necessary to improve the value of the maximum shielded magnetic flux density B[sub s], of high-critical temperature superconductor (HTS) vessels. Accordingly, the present authors have improved the value of B[sub s] for a Bi-Pb-Sr-Ca-Cu-O (BPSCCO) cylinder used as...

  • Magnetic shielding and relaxation characteristics of superconducting YBa2Cu3O7 tubes. Symko, O. G.; Yeh, W. J.; Zheng, D. J.; Kulkarni, S. // Journal of Applied Physics;3/1/1989, Vol. 65 Issue 5, p2142 

    Presents a study that developed high-T[subc] superconducting tubes for magnetic shielding of superconducting quantum interference devices (SQUID) at 77 K. Importance of magnetic shielding in design considerations; Investigation of the alternating current behavior of the tube.

  • Concerning superconducting inertial guidance gyroscopes inside superconducting magnetic shields. Satterthwaite, James C.; Gawlinski, Edward T. // Journal of Applied Physics;12/1/1997, Vol. 82 Issue 11, p5829 

    Examines superconducting inertial guidance gyroscopes inside superconducting magnetic shields. Generation of the London field by a co-rotating shield; Distinguishing between rotation and an applied magnetic field; Failure of a superconducting device surrounded by a co-rotating superconducting...

  • Magnetic shielding properties of YBa2Cu3O7-x superconductors. Chen, Q. Y.; McArdle, J. L.; Werner, T. R.; Lenz, J. E. // Applied Physics Letters;12/10/1990, Vol. 57 Issue 24, p2603 

    We have developed a highly sensitive ac magnetic method, using a modified two-coil technique, for measuring magnetic shielding effectiveness (S) of high-temperature superconductors in planar form. Incorporated in the measurement was a pair of iron E pieces, which significantly reduce flux...

  • Invited Article: Development of high-field superconducting Ioffe magnetic traps. Yang, L.; Brome, C. R.; Butterworth, J. S.; Dzhosyuk, S. N.; Mattoni, C. E. H.; McKinsey, D. N.; Michniak, R. A.; Doyle, J. M.; Golub, R.; Korobkina, E.; O’Shaughnessy, C. M.; Palmquist, G. R.; Seo, P.-N.; Huffman, P. R.; Coakley, K. J.; Mumm, H. P.; Thompson, A. K.; Yang, G. L.; Lamoreaux, S. K. // Review of Scientific Instruments;Mar2008, Vol. 79 Issue 3, p031301 

    We describe the design, construction, and performance of three generations of superconducting Ioffe magnetic traps. The first two are low current traps, built from four racetrack shaped quadrupole coils and two solenoid assemblies. Coils are wet wound with multifilament NbTi superconducting...

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics