Research progress on the preparation process of copper-based quaternary semiconductor material Cu₂FeSnSe₄

This article reviews the research progress of quaternary semiconductor material Cu₂FeSnSe₄, and introduces preparation processes of the Cu₂FeSnSe₄ thin-film and powder materials for solar cells, such as magnetron sputtering, electron beam evaporation deposition, chemical spraying pyrolysis, solvothermal method, hot-injection, atmospheric pressure liquid reflux method, mechanical chemical method and so on. Finally, it briefly prospects the development direction of the preparation process of the copper-based quaternary semiconductor Cu₂FeSnSe₄.