## Table 1 |
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Energy spectra of different QDs |
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Shape of a QD |
Cube, side a |
Prism (square base, side a ), height c > > a |
Sphere, diameter a |
Prism, triangular base (side a ), height c > > a |

Energy spectrum |

Here, *n* is a quantum number, and *m* is the effective mass of the particle.

Vorobiev * et al.*

Vorobiev * et al.* *Nanoscale Research Letters* 2012 **7**:483 doi:10.1186/1556-276X-7-483