Figure 2.

Lasing spectra of 2 mm long lasers fabricated from as-grown; un-implanted, annealed and implanted, annealed device structures. Inset shows lasing spectra of 1 mm long laser fabricated from implanted and un-implanted, annealed device structures

Mokkapati et al. Nanoscale Research Letters 2007 2:550   doi:10.1007/s11671-007-9097-x