Figure 6.

Photoluminescence (PL) spectra of the resultant epitaxial gratings. (a) PL spectra of epitaxial films on unpatterned template; (b)-(e) PL spectra of the resultant epitaxial gratings: (b) 700-nm-period gratings; (c) 500-nm-period gratings; (d) 450-nm-period gratings; (e) 400-nm-period gratings.

Wang et al. Nanoscale Research Letters 2011 6:117   doi:10.1186/1556-276X-6-117
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