Nb-Ti:  Example of Best Industrial Scale Heat Treated
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Nb-Ti: Example of Best Industrial Scale Heat Treated. Composites ~1990 (compilation). Critical Current. Density, A/mm². Nb-Ti(Fe): 1.9 K, Full-scale multifilamentary billet for. 10,000. FNAL/LHC (OS-STG) ASC'98. At 4.2 K Unless. Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. high field.

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Nb-Ti: Example of Best Industrial Scale Heat Treated

Composites ~1990 (compilation)

Critical Current

Density, A/mm²

Nb-Ti(Fe): 1.9 K, Full-scale multifilamentary billet for

10,000

FNAL/LHC (OS-STG) ASC'98

At 4.2 K Unless

Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. high field

Otherwise Stated

optimized, unpubl. Lee et al. (UW-ASC) ‘96

Nb-Ti

2 K

Nb-Ti-Ta

Nb-37Ti-22Ta: at 2.05 K, 210 fil. strand, 400 h total HT,

Chernyi et al. (Kharkov), ASC2000

Nb

Sn

Internal Sn

3

2212

Round Wire

Nb3Sn: Bronze route VAC 62000 filament, non-Cu

0.1µW·m 1.8 K Jc, VAC/NHMFL data courtesy M. Thoener.

Nb3Sn: Non-Cu Jc Internal Sn OI-ST RRP #6555-A, 0.8mm,

1,000

LTSW 2002

2223

Nb3Al: Nb stabilized 2-stage JR process (Hitachi,TML-

Nb

Al

3

Nb

Al

NRIM,IMR-TU), Fukuda et al. ICMC/ICEC '96

ITER

3

Nb3Al: JAERI strand for ITER TF coil

100

1.8 K

Nb-Ti-Ta

Bi-2212: non-Ag Jc, 427 fil. round wire, Ag/SC=3

(Hasegawa ASC2000+MT17-2001)

1.8 K

Nb

Sn

Bi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96

3

Bronze Process

Bi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96

10

0

5

10

15

20

25

30

Applied Field, T

Advancing Critical Currents in Superconductors

University of Wisconsin-Madison

Applied Superconductivity Center

December 2002 - Compiled by Peter J. Lee


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