Figure 4. Relative absorption calculated via a Kubelka-Munk method using uv-visible diffuse reflectance data Zn-doped GaN photocatalysts. The inset provides an expanded view of the spectra in the energy range of 2 to 4 eV

From

Solution-phase Synthesis of Zn-doped GaN Photocatalysts: Morphology, Composition, and Catalytic Activity towards Methylene Blue Degradation and 4-nitroaniline Conversion

Keerthi Senevirathne, Sanuja Pitigala, Shyamalee Ramaraj, Abdou Lachgar, Richard T. Williams

American Journal of Nanomaterials. 2017, 5(2), 43-50 doi:10.12691/ajn-5-2-1