Beam confinement magnets based on single-grain Y-Ba-Cu-O

Author

Day, A.C. ; Strasik, M. ; Garrigus, D. ; McCrary, K.E. ; Luhman, T.S. ; Geren, W.P.

Author_Institution

Boeing Phantom Works, Seattle, WA, USA

Volume

9

Issue

2

fYear

1999

fDate

6/1/1999 12:00:00 AM

Firstpage

916

Lastpage

919

Abstract

Flux-trap magnets based on high-temperature superconductors were studied for their potential as electron-beam control elements. Applications could include accelerators, klystrons, and MM-wave amplifiers. The authors have constructed compact magnets using bulk YBCO crystals that exhibit axial fields of 1.0-1.2 T at operating temperatures from 65 K to 77 K. Transverse fields and field stability have also been measured. Finally, methods and mechanisms involved in pulse-charging the superconducting rings are discussed.

Keywords

barium compounds; beam handling equipment; copper compounds; electron beams; high-temperature superconductors; magnetic fields; superconducting magnets; yttrium compounds; MM-wave amplifiers; YBaCuO; accelerators; axial magnetic fields; beam confinement magnets; bulk YBCO crystals; electron-beam control elements; field stability; flux-trap magnets; high-temperature superconductors; klystrons; operating temperatures; pulse-charging; single-grain YBaCuO HTSC; superconducting rings; transverse magnetic fields; Current density; High temperature superconductors; Klystrons; Magnetic confinement; Magnetic fields; Prototypes; Pulse amplifiers; Superconducting magnets; Superconducting microwave devices; Yttrium barium copper oxide;

fLanguage

English

Journal_Title

Applied Superconductivity, IEEE Transactions on

Publisher

ieee

ISSN

1051-8223

Type

jour

DOI

10.1109/77.783446

Filename

783446