Figure 2.

Potential curves<a onClick="popup('http://www.nanoscalereslett.com/content/7/1/532/mathml/M18','MathML',630,470);return false;" target="_blank" href="http://www.nanoscalereslett.com/content/7/1/532/mathml/M18">View MathML</a>for the electron confined in vertically coupled lens-shaped QDs. Solid lines represent energy levels of the Trion X+ and dashed lines, Trion X+. With separation, d, between layers and distance, Zh, between the hole and the layer for zero-magnetic field case (γ = 0).

Horta-Piñeres et al. Nanoscale Research Letters 2012 7:532   doi:10.1186/1556-276X-7-532
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