Figure 3

Isothermal magnetization data for

(a) Ca₃Ru₂O₇, H//b; (b) Ca₃Ru₂O₇, H//a; (c) Ca₃(Ru_1−xTi_x)₂O₇ (x = 0.02), H//b; and (d) Ca₃(Ru_1−xTi_x)₂O₇ (x = 0.02), H//a at typical temperatures from 2.5 K to 60 K.