Transport Current in MgB2 based Superconducting Strand at 4.2 K and Self-Field

M. D. Sumption, X. Peng, E. Lee +2

Transport current values of 7.5 x 104 A/cm2 at 4.2 K and self-field are reported for MbB2-based tapes. MgB2 strands were formed by directly filling commercially available MgB2 powd…