Specific features in magnetic resistivity of RFe11Ti single crystalsстатья
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Аннотация:Magnetic resistivity ρ and its anomalies in the vicinity of spin-reorientation transitions (SRT) in single crystals of RFe11Ti (R = Y, Dy, and Er) are investigated in the temperatures range 4.2-130 K and in magnetic fields up to 8 T. Anomalous increases of magnetization σ(B) and ρ(B) are obtained for DyFe11Ti when a field of about 1-2 T is applied along the [001] axis at a temperature in the range 4.2-130 K. ErFe11Ti shows an SRT at T = 50 K from the c-axis to a non-collinear magnetic structure at low temperatures which also result in a sharp increase of σ(B) at low magnetic fields.