Optical amplifying materials

摘要

The material consists of a bearer, an applied amplification layer and a luminescent coating arranged above this. The amplification coating contains nanocrystalline, nanoporous aluminum oxide and/or aluminum oxide/hydroxide. The amplification layer contains the nanocrystalline, nanoporous aluminum oxide and/or aluminum oxide/hydroxide in a quantity between 0.1 g/m 2> and 20 g/m 2>.