Magnetic and Electric Properties of Sr_2−𝑥Y_𝑥CoO₄, (0.50≤𝑥≤0.80) Layered Perovskites

Figure 3

(a) Magnetization hysteresis, 𝑀, of the Sr_2−𝑥Y_𝑥CoO₄, samples of 𝑥=0.50, 0.60 and 0.80, versus applied field (𝐻) at 𝑇=5 K. (b) 𝑀(𝐻) of Sr_1.3Y_0.7CoO₄ at 5 K.

(a)

(b)