Additional file 1: Figure S1.

The magnetoresistivity measurements ρxx (B) at different T for sample 2. The inset shows the Hall measurements ρxy (B) at different T for sample 2. Figure S2 The magnetoresistivity measurements ρxx (B) at different T for sample 3. The inset shows the Hall measurements ρxy (B) at different T for sample 3. Figure S3 The magnetoresistivity measurements ρxx (B) at different T for sample 4. The inset shows the Hall measurements ρxy (B) at different T for sample 4.

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Liu et al. Nanoscale Research Letters 2013 8:360   doi:10.1186/1556-276X-8-360