Critical Current Density, A/mm²

1. At 4.2 K Unless Nb-Ti: Max @4.2 K for whole LHC NbTi 100,000 strand production (CERN-T. Boutboul) Otherwise Stated Nb-Ti: Max @1.9 K for whole LHC NbTi strand production (CERN, Boutboul) Nb-Ti: Nb-47wt%Ti, 1.8 K, Lee, Naus and Larbalestier UW-ASC'96 YBCO µ-bridge Nb-37Ti-22Ta, 2.05 K, 50 hr, Lazarev et al. H||c (Kharkov), CCSW '94. 10,000 Nb3Sn: Non-Cu Jc Internal Sn OI-ST RRP 1.3 mm, ASC'02/ICMC'03 YBCO Nb3Sn: Bronze route int. stab. -VAC-HP, µ-bridge non-(Cu+Ta) Jc, Thoener et al., Erice '96. H||ab 75 K Nb3Sn: 1.8 K Non-Cu Jc Internal Sn OI-ST RRP 1.3 mm, ASC'02/ICMC'03 2212 Nb3Al: JAERI strand for ITER TF coil 1,000 round wire 2223 2223 Nb3Al: RQHT+2 At.% Cu, 0.4m/s (Iijima et al Nb Al:   Critical Current Density, A/mm²   tape B|_ 2002) 3 tape B|| RQHT Bi-2212: non-Ag Jc, 427 fil. round wire, Ag/SC=3 (Hasegawa ASC-2000/MT17-2001) NbTi +HT Bi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96 100 MgB 2 Nb Al: ITER Bi 2223: Rolled 85 Fil. Tape (AmSC) B|_, film 3 UW'6/96 Nb Sn 3 MgB YBCO: /Ni/YSZ ~1 µm thick microbridge, 2 1.8 K H||c 4 K, Foltyn et al. (LANL) '96 Nb Sn tape Nb Sn 1.8 K 3 2 K 3 YBCO: /Ni/YSZ ~1 µm thick microbridge, ITER Nb-Ti Internal Sn H||ab 75 K, Foltyn et al. (LANL) '96 Nb-Ti-Ta 10 MgB2: 4.2 K "high oxygen" film 2, Eom et al. (UW) Nature 31 May '02 0 5 10 15 20 25 30 MgB2: Tape - Columbus (Grasso) MEM'06 Applied Field, T