Figure 1.

Magnetoresistance measurements Rxx ( B ) at Vg = -0.08 V for sample A at T = 0.3 K. The maxima in Rxx occur when the Fermi energy lies in the nth spin-split Landau levels as indicated by n = 3↓ and n = 3↑, n = 2↓ and n = 2↑, and n = 1↓ and n = 1↑, respectively.

Huang et al. Nanoscale Research Letters 2013 8:138   doi:10.1186/1556-276X-8-138
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