What are the ways to deposit gold onto silica?

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Daniel Poitras

Cr is also often used as a bonding layer for Au on SiO2.

Carlos Araújo Queiroz

Uniform gold coating of silica/glass can be achieved by vacuum cathode sputtering or by vacuum evaporation deposition.

The signalled papers may help:Article An Investigation of Gold/Ceramic and Gold/Glass Interfaces

Article The bonding of gold and gold alloys to non-metallic materials

M.R.R Kooh

Thank you all for the advices. i will look them up :)