Research Article

The Use of Carbon Nanoparticles for Inkjet-Printed Functional Labels for Smart Packaging

Figure 9

The dependencies of the own photoluminescence intensity of the printed images at  nm on the concentration of carbon nanoparticles for relative area of raster elements of raster fields of 20, 50, 70, and 100% for the following types of papers: (a) paper A (low absorbance), (b) paper B (average absorbance), and (c) paper K (the highest absorbance among the studied papers).