1. Centre for Functional and Surface Functionalized Glass Alexander Dubcek University of Trencin 91150 Trencin Slovakia
2. Otto Schott Institute of Materials Research Friedrich Schiller University Jena 07737 Jena Germany
3. Leibniz Institute of Photonic Technology (Leibniz IPHT) 07745 Jena Germany
4. Institute of Solid State Physics, Abbe Center of Photonics Friedrich Schiller University Jena 07743 Jena Germany
5. Joint Glass Centre of the IIC SAS, TnUAD and FChFT STU Alexander Dubcek University of Trencin 91150 Trencin Slovakia
6. Center for Energy and Environmental Chemistry Friedrich Schiller University Jena 07737 Jena Germany