Transparent substrate with at least one thin silicon nitride or oxynitride based layer and process for obtaining the same

The invention relates to a method for at least one colorant is one or oxynitriding is thin layer coated glass substrate is transparent substrate. A element, Si (N, and C according to the invention thin layer, comprising a molecular weight of: Si: 30-60%, preferably, 40-50%Comprising: 10-56%, specifically, 20-56%The 1-40%:, preferably, 5-30%C: 1-40%th, specifically 5-30%. The invention further relates to a preparation method and use, wherein the gas phase pyrolytic method for preparing.