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

Figure 3

𝐽_𝑐 of 𝑥=0 wt.%, 𝑥=0.10 wt.% of 20 nm MgO, and 𝑥=0.01 wt.% of 40 nm MgO tapes sintered for (a) 100 h and (b) 50 h as a function of the temperature.

(a) 100 h

(b) 50 h