List of photochemistsThis is a list of notable photochemists. Photochemistry, a sub-discipline of chemistry, is the study of chemical reactions that proceed with the absorption of light by atoms or molecules.Photochemists Nicola Armaroli Vincenzo Balzani E. J. Bowen John William Draper Arthur Eichengrün Theodor Grotthuss Selig Hecht Michael Kasha Walter Metcalf David Phillips James Pitts Fritz Weigert Zhenghua ZHU