A process for producing sub-micron-sized copper powder comprising the steps of: providing a precursor composition comprising a solution of copper monoethanolamine complex; and heating the precursor composition to a temperature wherein copper monoethanolamine complex is converted to copper powder. A process for producing nickel powder comprising the steps of: providing a precursor composition comprising a solution of nickel monoethanolamine complex; and heating the precursor composition to a temperature wherein nickel monoethanolamine complex is converted to nickel powder.