👉 Phosphorescence is a phenomenon in which materials, such as metals and certain types of organic compounds, emit light when exposed to an electric current. It is named after the chemical compound called phosphorus (P) that gives its name to this phenomenon. In simple terms, it refers to a material that emits light when exposed to an electric current. This light can be visible or invisible depending on how intense and long-lasting it is. Phosphorescence can occur in metals, such as gold
