| abstract |
The present invention comprises a substrate layer and a layer comprising a plurality of silicon oxide particles, wherein the silicon oxide particles have a positively charged surface (PCS layer), the PCS layer being at least partially a substrate layer Including a layer structure having a refractive index of a PCS layer of less than 1.2, a method of manufacturing a layer structure having a substrate layer and a PCS layer, a layer structure obtained by such a method, and a layer structure It relates to the use of optical devices and PCS layers. [Selection] Figure 1 |