Schematic band diagram of our device under forward bias, light excitation, and magnetic field parallel to the tunnel current (a). Typical PL emission from contact layers and QW region under 0.52 V and 19 T (b). Current voltage characteristics curves for 0 and 19 T (c,d).
dos Santos et al. Nanoscale Research Letters 2011 6:101 doi:10.1186/1556-276X-6-101