Figure 2.

Relief map of indirect exciton ground-state binding energy. The map shows εex(in eV) as a function of the wave vector in units of reciprocal lattice constant. The exciton exists in the colored sectors.

Mahmoodian and Entin Nanoscale Research Letters 2012 7:599   doi:10.1186/10.1186/1556-276X-7-599
Download authors' original image