Synthesis and Characterization of RuSr₂R_1.6Ce_0.4Cu₂O₁₀ (R = Gd, Eu, and Sm) Magnetosuperconductors

Figure 6

Comparison of the temperature dependence of resistivity of asprepared and annealed samples of (a) Ru, Gd-1222 and (b) Eu, Gd-1222 respectively.

(a)

(b)