Electrical Transport Properties of (Bi_1.6Pb_0.4Sr₂Ca₂Cu₃O₁₀)/Ag Tapes with Different Nanosized MgO

Figure 1

XRD patterns of (Bi, Pb)-2223(MgO)_x/Ag tapes for 𝑥=0 wt.%, 𝑥=0.10 wt.% of 20 nm MgO, and 𝑥=0.01 wt.% of 40 nm MgO heated for 50 h. The Ag peak is indexed to (111).