A process of bringing a compound of general formula (I) into the gaseous or aerosol state and depositing the compound of general formula (I) from the gaseous or aerosol state onto a solid substrate, wherein R11, R12, R13, R14, R15, R16, R17, R18 are independent of each other hydrogen, an alkyl group, an aryl group, or a trialkylsilyl group, R21, R22, R23, R24 are independent of each other an alkyl group, an aryl group, or a trialkylsilyl group, n is 1 or 2, M is a metal or semimetal, X is a ligand which coordinates M, and m is an integer from 0 to 3.